Book a trip from Boston to Singapore with Cathay Pacific , fares from USD1,069
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1 Passenger(s), Economy
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Fly Cathay Pacific from Boston (BOS) to Singapore (SIN). Enjoy award-winning service, entertainment, and an enhanced menu for Premium Economy and Business class during your flight. Book direct to secure our best fare and join as a Cathay Pacific Member to earn Status Points or Miles.
Deals on Boston (BOS) to Singapore (SIN) flights
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Travel Destination Facts
Destination airports
- Seletar Airport (XSP)
- Changi Airport (SIN)
Aircraft types
Boeing 777, Airbus A321neo, Airbus A330 and Airbus A350 aircraft
Departure time zone
GMT-04:00
Arrival time zone
GMT+08:00
Cabin class
First class, Business class, Premium Economy, Economy
*Aircraft model may vary due to operational requirements. ^Cabin class availability is subject to aircraft configuration.
Book flights to Singapore SIN
From | To | Fare Type | Dates | Price | |
|---|---|---|---|---|---|
| Boston (BOS) | Singapore (SIN) | Round-trip / Economy | 21/09/2026 - 04/10/2026 | From USD1,069 Seen 7 hours ago | |
| Boston (BOS) | Singapore (SIN) | Round-trip / Economy | 20/09/2026 - 05/10/2026 | From USD1,119 Seen 3 hours ago | |
| Boston (BOS) | Singapore (SIN) | Round-trip / Economy | 17/10/2026 - 21/10/2026 | From USD1,119 Seen 1 day ago |
Lowest fares on round-trip flights found by other customers on Cathay Pacific’s official website in the last 48 hours. All fares are subject to change at any time. Other Cathay Pacific Terms & Conditions apply.
Book Business Class flights to Singapore - selected offers
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There are no fares that match your filter criteria. Please adjust your filters.Lowest fares on flights found by other customers on Cathay Pacific’s official website in the last 48 hours. All fares are subject to change at any time. Other Cathay Pacific Terms & Conditions apply.
Flights from Boston (BOS) to Singapore (SIN)
Flight route information
Cathay Pacific offers flights to Singapore Changi Airport (SIN) from Boston Logan International Airport (BOS), with a layover in Hong Kong. Enjoy the comforts of flying with Cathay Pacific on our flights from BOS to SIN, which take around 22 hours, including the layover, and bring you to Terminal 4 in Singapore.
Why you should book directly with Cathay Pacific
When you book your Boston to Singapore flight directly with Cathay Pacific, you can expect world-class hospitality and service, exclusive benefits and offers for our airfares. Booking directly also means you will never have to pay any hidden costs or fees.
By becoming a Cathay member , you are also eligible for further benefits, including:
- ‘ Hold your fare ’, which allows you to secure the price of your BOS to SIN flight for 72 hours before confirming your booking.
- A 24-hour free cancellation policy is also available so that you can travel with peace of mind and complete confidence.
- Promotions and deals from Asia Miles partners, including dining, accommodation packages and opportunities to earn additional Asia Miles.
- Travel privileges as you reach new Cathay membership tiers when accumulating Status Points, ranging from extra baggage redemption to First class Lounge access.
Flying to Singapore with Cathay Pacific
Book your Boston to Singapore flight with Cathay Pacific and experience our modern aircraft, carefully designed with your comfort and convenience in mind.
During your flight, you’ll receive international standards of service and hospitality courtesy of our attentive crew. You will also have access to our inflight entertainment , which features the latest in Hollywood films, complete TV box sets, Disney+ Original titles, and acclaimed podcasts. Cathay Pacific also offers inflight Wi-Fi services so you can stay connected with the world on your journey with us from Boston (BOS) to Singapore (SIN).
Make the most of your layover
Cathay Pacific’s award-winning lounges are a personal haven for First class and Business class passengers. Our state-of-the-art facilities cater to your every need, whether it be to relax, grab a bite to eat from our selection of local favourites, or propel your business to new heights. We look forward to warmly welcoming you to our lounge facilities during your flight from Boston (BOS) to Singapore (SIN).
An exciting array of authentic culinary options and diverse shopping opportunities also await our Premium economy and Economy passengers while transiting through Hong Kong. To ensure a smooth and seamless experience, our hospitable staff is dedicated to delivering exceptional service and providing any assistance you may require.
Singapore visa requirements
To enjoy a hassle-free trip on your flight from Boston to Singapore, be sure to check Singapore’s visa requirements . You can also visit the IATA Travel Centre for specific destination requirements.
Airport introduction
Airport transportation
Things to do
Hotel recommendations
Food to eat
Travel tips
For those arriving at Singapore Changi Airport , there is a multitude of facilities and amenities available to make their journey downtown more comfortable. From a variety of restaurants offering delicious food to boutique stores for some retail therapy, passengers can make the most of their time at the airport. Additionally, there are services such as baggage storage, tourist information desks, ATMs, and currency exchange options. For those in need of special assistance, the airport also offers tailored services to ensure a smooth and convenient travel experience.
There are various convenient transportation choices for travellers to reach downtown Singapore from Changi International Airport. Taxis are easily accessible at the airport and provide a comfortable door-to-door service, with travel times as short as 30 minutes depending on traffic conditions. Alternatively, if you prefer public transportation, the MRT (Mass Rapid Transit) train offers a direct connection from the airport to downtown in approximately 30 minutes. Additionally, buses offer a more affordable option, with travel times taking longer due to multiple stops.
The Sri Mariamman Temple , Singapore's oldest Hindu place of worship, is a breathtaking example of Dravidian architecture located right in the middle of bustling Chinatown. Established in 1827, it remains a vibrant spiritual centre and a tranquil sanctuary from the city's energy. It is instantly recognizable by its magnificent gopuram (tower), which is richly carved and painted. This striking, colourful tower is adorned with depictions of Hindu deities, mythical creatures, and scenes from Hindu mythology. Dedicated to Goddess Mariamman, who is traditionally revered for protection against illness, the temple draws visitors into its peaceful inner sanctum, where they can experience the comforting scent of incense.
Gardens by the Bay is a celebrated botanical destination in downtown Singapore, home to over 1.5 million plants from around the globe. The attraction is structured into three distinct areas: Bay South, Bay East, and Bay Central. A major feature is the Supertree Grove, where vertical gardens, some reaching 50 metres, provide stunning city skyline views. Visitors can experience this from the 128-metre OCBC Skyway, an elevated walkway suspended 22 metres above the ground. The Supertrees are also the nightly stage for the captivating "Garden Rhapsody" light and music show. The site also boasts two impressive cooled conservatories. The Flower Dome showcases exotic flora from Mediterranean and South African climates, including a remarkable 1,000-year-old olive tree. Meanwhile, the Cloud Forest simulates a lush, tropical mountain environment, featuring a 35-metre indoor waterfall and a rich collection of orchids, mosses, and ferns.
The ArtScience Museum , instantly recognizable by its unique, lotus-inspired architecture, is a prominent landmark at Marina Bay Sands in Singapore. Its design perfectly reflects its core mission: the creative convergence of art, science, and technology. A major draw for visitors is the innovative and immersive teamLab Future World digital art installation. This dynamic highlight offers travellers an opportunity to actively engage with art through a captivating interplay of light, sound, and movement.
Make your trip from Boston to Singapore one to remember by booking luxury accommodation with Cathay Holidays. With us, you’ll discover a wondrous world of rewards, including special accommodation, room upgrades, and lounge access. The Southbridge Hotel offers a chic and comfortable haven with modern rooms featuring luxurious linens. Its prime location near the Chinatown Mass Rapid Transit Station provides easy access to Singapore's major attractions, including Marina Bay Sands, Gardens by the Bay, and the vibrant Orchard Road shopping district. Travellers can unwind after a day of sightseeing in one of two distinct spaces: an air-conditioned lounge where live music creates a serene atmosphere, or an open bar perfect for soaking up the street vibe while enjoying a selection of craft beers, wines, or cocktails. For a luxurious, resort-style escape in Singapore, consider the Shangri-La's Rasa Sentosa Resort & Spa . This resort offers elegant accommodations, with all rooms featuring private balconies that provide stunning views of the sea, gardens, or pools. Dining is a highlight, with a selection of five unique restaurants and bars, including the famous and lavish buffet at Silver Shell Café. Travellers seeking tranquility can find relaxation and rejuvenation at Chi, The Spa, or by simply unwinding at the large outdoor pool. The resort is particularly well-suited for families, boasting excellent child-friendly amenities. These include the Cool Zone Kids Club, a separate children's pool, and exciting water slides, ensuring a fun experience for all ages. By booking a holiday package or hotel through Cathay Holidays, you will be able to earn additional Asia Miles for your stay.
Singapore entices food enthusiasts with its wide selection of restaurants, where culinary traditions from across the world converge to create an exquisite gastronomic experience. Fiz , under the leadership of Chef-Owner Hafizzul Hashim, is a highly regarded Singaporean restaurant celebrated for its refined interpretation of traditional cuisine. The restaurant provides an unforgettable culinary journey by fusing time-honored cooking techniques with contemporary gastronomic creativity, emphasizing seasonal produce and complex, harmonious flavour combinations. Standout dishes include the Wild Tiger Prawn Dabu Dabu, a lively appetizer with heirloom tomatoes and chilli pineapple sorbet; the Oxtail Asam Pedas, a hearty main featuring tender oxtail in a spicy, sour broth alongside okra and melinjo crackers; the Blue Swimmer & Spanner Crab, a light seafood choice served with fermented rice noodles and indigenous botanicals; and the Jackfruit Gudeg Jogja, a deeply flavoured vegetarian option served with black garlic sambal. For a unique urban dining experience in Tokyo, Neon Pigeon 2.0 is an excellent choice. Known for its distinct cocktail menu and culinary style, the restaurant draws significant inspiration from Japanese spirits and ingredients. The menu features standout dishes such as the fresh, subtly dressed Toro Tataki with wafu seasoning, the rich and spicy Shrimp Tempura Maki, and the fragrant Alaskan Cod, complemented by a black garlic miso sauce. To finish, consider the comforting Truffle Mushroom Rice—a luscious, Japanese-style risotto enriched with raw egg yolk and king oyster mushrooms.
There’s plenty to remember when flying to a new destination. Here is some information that you should know before your flight to Singapore.
- Currency: Singapore Dollar ($, SGD). Find out the current conversion rate .
- Plug: 230V Types C, G, or M
- Time zone: GMT+8
- Languages: English, Malay, Mandarin, and Tamil
Flight FAQs
How long is the flight from Boston to Singapore?
Begin your travel from Boston to Singapore aboard one of the modern aircraft in our fleet , including the Boeing 777s, Airbus A321neos, A330s, and A350s. The total flight duration, including a layover in Hong Kong, is approximately 22 hours. Please be aware that the specific aircraft for your flight is subject to operational requirements.
During their layover, our First Class and Business Class passengers can unwind in our award-winning lounge facilities, which feature Relaxation Rooms, shower suites, and our signature Noodle Bar.
Do I need to check in online for my flight to Singapore?
Online check-in is the most convenient method to save time and bypass queues at the airport. You can check in using a desktop computer or mobile device up to 48 hours before departure to select or modify your seat and download or print your digital boarding pass, in accordance with local regulations. Cathay Green members and higher enjoy the added benefit of priority online check-in. You may also be able to pre-select meals that meet your dietary needs, depending on your ticket and cabin class.
What happens if my flight from Boston to Singapore is delayed or cancelled?
Should your Cathay Pacific flight to Singapore be delayed or cancelled, we will provide timely information through our flight status page , airport display screens, public announcements, and our SMS service, notiFLY. In the event of a delay, we will communicate the revised check-in and boarding times as soon as the new schedule is confirmed. If a delay causes you to miss a connecting flight, we will provide assistance to arrange your onward travel. For additional details, you can consult your rights and regulations before you fly or reach out to us .
Layover FAQs
What should I know about the transfer for my Boston to Singapore flight?
Upon arrival in Hong Kong, please follow the signage directing you to the departure level for your next flight. If you have already received your onward boarding pass, you may proceed directly through security screening to your departure gate. If not, our transfer counters are available to assist with check-in and answer any questions. Passengers aged seven and older who hold eligible travel documents can use the e-Security Gates for more efficient processing. For the most current transfer information, please see the transfer guide .
What is there to do in Hong Kong International Airport while I wait?
Your layover at Hong Kong International Airport offers many enjoyable activities. To refresh, you can visit the Sky Garden terrace in the level 7 East Hall, a tranquil space with greenery and excellent runway views. Coffee enthusiasts can find popular spots such as Maison Kayser or % Arabica, and those seeking a unique experience may visit the Intervals Sky Bar on level 9 of the Sky Bridge for cocktails and panoramic views. For families, the airport offers interactive play areas and child-friendly zones to entertain younger passengers. With sufficient time, you can also discover the shopping opportunities or take in the views from spots like the glass-floored Sky Bridge, which provides a remarkable perspective of aircraft taxiing below.
What kinds of services can I expect from the First Class and Business Class lounges at HKIA?
Passengers in our First Class and Business Class lounges will find refined comforts, including a serene atmosphere created by award-winning architects and interior designers. Cathay Pacific First Class and Business Class passengers have access to several lounges in Terminal 1 at HKIA.
The Wing, Business : Situated near Gate 2, The Wing, Business lounge combines classic elegance with contemporary functionality. It offers spacious, light-filled seating areas and a striking design with views over the terminal. A notable feature is the acclaimed Noodle Bar, serving a selection of authentic Asian dishes in a dynamic atmosphere. For those wishing to refresh before their flight, private shower suites provide a clean and comfortable space.
The Wing, First : For a more exclusive retreat, The Wing, First lounge offers a sanctuary of ultimate luxury. Passengers can savour fine dining at The Haven, which offers a sophisticated à la carte dining menu, or unwind with vintage champagne at the stylish Champagne Bar. The lounge's private Cabanas represent the pinnacle of indulgence, featuring full-sized bathtubs, rain showers, and day beds for an unmatched level of privacy and relaxation.
The Pier, Business : Located near Gate 65, The Pier, Business lounge is known for its tranquil environment and modern aesthetic, offering passengers a sophisticated refuge from the busy terminal. Passengers can enjoy a variety of gourmet meals, from an extensive international buffet to high-quality à la carte selections. The lounge is designed for complete rejuvenation, with well-appointed shower facilities and private rest areas for a peaceful retreat before your flight.
The Pier, First : The Pier, First offers our First Class passengers a highly personalised and elevated experience focused on luxury and calm. Passengers will find exceptional privacy in secluded suites, fine dining options created by premier chefs, and attentive, bespoke service. To ensure total relaxation, the lounge also provides premium amenities like complimentary massage services and expansive, elegantly designed relaxation spaces.
The Bridge : Found just moments from Gate 35, The Bridge lounge has a contemporary design and a relaxed atmosphere. It provides comfortable seating and a variety of dining choices. Passengers have access to a selection of snacks and beverages, as well as shower suites and workstations for any business needs.
The Deck : Conveniently located near Gate 6, The Deck Lounge offers a more informal setting with a focus on comfort. It has a welcoming feel, with light refreshments and a variety of seating arrangements, making it an ideal place to relax before a flight.
If I wish to leave the airport during my layover, what is there to do in Hong Kong?
Hong Kong offers many exciting activities to enjoy during your layover. You can begin with a cycling tour along the West Kowloon Waterfront Promenade, where you can take in the fresh air, see public art, and enjoy impressive views of Victoria Harbour. Afterwards, a visit to the Tsim Sha Tsui Promenade provides a chance to admire the city skyline and landmarks like the historic Clock Tower. Travellers interested in shopping will find Nathan Road offers a dynamic experience with its combination of luxury brands and local retailers.
With enough time, you may want to discover cultural sites like the peaceful Man Mo Temple or the vibrant streets of Central, where colonial heritage and modern architecture coexist. Food lovers should be sure to sample the world-famous dim sum available in neighbourhoods like Central or Mong Kok.
As the day concludes, you can unwind at a rooftop bar or a waterfront café to take in the spectacular night views of the city and the illuminated waters of Victoria Harbour.
For additional ideas, please see our guide to Hong Kong for first-time visitors or our short weekend guide to Hong Kong .
Cabin Class FAQs
What do the fare classes mean when I fly from Boston to Singapore in Economy?
Cathay Pacific provides several economy fares, allowing you to select the one that best suits your travel requirements. Each fare type comes with distinct benefits, baggage allowances, and levels of flexibility for changes or cancellations, giving you the power to choose the most suitable option for your plans.
- Light Fare : The Light Fare includes a standard baggage allowance and has limited options for changes or refunds.
- Essential Fare : The Essential Fare offers greater flexibility, permitting changes with a fee and providing extra benefits like seat selection and a better rate for earning Asia Miles.
- Flexi Fare : The Flexi Fare is our most adaptable economy option, allowing for changes or cancellations with minimal fees and including a more generous baggage allowance, making it ideal for those who value flexibility. To learn more about the baggage policies for each fare, please visit our fare classes page.
What can I expect when I choose to fly Premium economy or Business Class with Cathay Pacific?
Your enhanced travel experience in Premium economy and Business Class starts from the moment your flight is booked. It begins with an increased baggage allowance for more packing freedom, followed by a warm greeting at our dedicated check-in counters. With priority boarding, you will enjoy a superior inflight experience, which includes spacious seating and thoughtfully designed dining menus.
Travellers in Business Class on specific routes aboard our Boeing 777-300ER aircraft can enjoy our award-winning Aria Suite * and an experience carefully designed around you.
*New Boeing 777-300ER cabins will be progressively introduced.
Do cabin classes affect how much carry-on baggage I can take when I fly to Singapore with Cathay Pacific?
Your carry-on baggage allowance is determined by your cabin class. Travellers in economy and Premium economy may bring one piece of carry-on baggage up to 7kg, plus one small personal item. Travellers in Business Class are permitted up to 10kg of carry-on baggage and a personal item, while First Class travellers may bring up to 15kg of carry-on baggage and a personal item. All carry-on baggage must conform to size dimensions of 56 x 36 x 23cm, and the personal item must be able to fit under the seat in front of you.
What is the weight limit of the checked baggage I can bring on my flight to Singapore?
Travellers on economy light fares are permitted one piece of checked baggage weighing up to 23kg. Travellers in economy and Premium economy on other fare types may check up to two pieces, each weighing up to 23kg. Travellers in Business Class can bring two pieces of checked baggage up to 32kg each, and those in First Class can bring up to three pieces. For more details on your checked baggage allowance, you can use our baggage calculator or review our baggage policy .
Please be aware that exceeding your baggage allowance may result in additional charges, based on whether the excess is in weight or size. Depending on your itinerary, you may want to consider our prepaid extra baggage allowance .
Asia Miles FAQ
Can I redeem products with Asia Miles while flying to Singapore from Boston?
During your flight, you can use our inflight shopping service via the onboard Wi-Fi , which is available on most of our aircraft. Connect your device to the "Cathay Pacific" network and visit the shopping portal to browse an extensive selection of products from over a thousand brands. Cathay members can log in to redeem Asia Miles for their purchases or earn Asia Miles as they shop.
How many Asia Miles will I earn from my Boston to Singapore flight?
You can determine the amount of Asia Miles you will earn from your flight from Boston to Singapore with our online Status Points and Asia Miles calculator . The total Asia Miles awarded is based on the route distance, your cabin class, and the fare type you have booked. Premium and more flexible fares typically earn more Asia Miles and Status Points. Note that you will earn Asia Miles and Status Points only on flights marketed by Cathay Pacific.
Booking & experience FAQ
Why should I fly to Singapore with Cathay Pacific?
Our comprehensive global network provides convenient connections to over 100 destinations worldwide, offering a wide array of travel possibilities. Our modern aircraft fleet features spacious cabins, including fully flat beds in Business Class, roomy seats in Premium economy, and comfortable seating in economy. During your flight, you can stay connected and entertained with our extensive entertainment library and high-speed Wi-Fi. As a member of our loyalty programme, you will accumulate Asia Miles and Status Points, each offering unique benefits.
What are the benefits of booking directly with Cathay Pacific?
Booking directly with Cathay Pacific provides increased flexibility, exclusive promotions, and dedicated support when compared to third-party booking sites. The advantages of direct booking include 24-hour free cancellation, access to all available fare options, and special deals like bonus Asia Miles and discounts on travel extras. Travellers also receive priority assistance with flight changes or disruptions, streamlined earning and redemption of Asia Miles, and access to perks like advance upgrade opportunities for Cathay members.
*Terms and conditions apply. Visit our page for full details.
Cathay membership FAQ
What is the difference between Status Points and Asia Miles?
Status Points define your Cathay membership tier, which in turn determines your level and associated benefits. These points reset to zero at the beginning of each membership year following a renewal, upgrade, or downgrade. Conversely, Asia Miles function as a currency that can be used to redeem flights and other lifestyle rewards, and they are valid for three years. Status Points help you achieve a higher membership status, while Asia Miles allow you to enjoy a variety of travel experiences and products.
What do the Cathay membership tiers mean?
The Cathay membership programme has four tiers: Green, Silver, Gold, and Diamond. Each tier provides progressively greater recognition and rewards as you fly more frequently with us.
Green members receive foundational Cathay membership benefits, such as access to exclusive flight deals and priority online check-in starting 48 hours before departure. They can also use Asia Miles to book seats with extra legroom, where available, and get two days of complimentary access to PressReader with every flight booking.
Silver members receive all the benefits of the Green level, in addition to priority check-in at Business Class counters, access to select Business Class lounges, and priority baggage handling. Silver membership also provides an enhanced rate for earning Asia Miles on purchases with our partners.
Gold members are entitled to an additional piece of checked baggage and are guaranteed a seat in economy on Cathay Pacific flights. Furthermore, Gold members receive two complimentary passes to our Business Class lounges and opportunities for upgrades, along with higher earning rates for Asia Miles.
Diamond members have access to First Class check-in, entry to all First Class and Business Class lounges, and the privilege of inviting travel companions to join them. Diamond members also receive top priority for baggage handling and access to exclusive offers from our partner hotels and restaurants.
You can find more information about Status Points and the benefits associated with each membership level here .
How do I know if my Boston to Singapore flight will accrue Status Points?
Eligible tickets are those issued by Cathay Pacific or our oneworld alliance partners in fare classes that qualify for earning Status Points. You can view the precise number of Status Points and Asia Miles your ticket will earn during the booking process or when you manage your booking online, based on the airline, cabin class, fare type, and flight distance.
If your ticket is eligible, Status Points will be credited to your account automatically after your flight is completed. When you fly with one of our partner airlines, you can also earn Status Points towards your Cathay membership, provided the fare and class are eligible.
What exciting experiences can I expect from Cathay Pacific?
Discover an array of benefits when you book your next flight with Cathay Pacific. Our Economy fares provide greater choice, versatility, and value. We regularly update our latest flight and holiday package offers to ensure you have more flexibility for your travels with us.
The Cathay Pacific experience

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Spacious cabins and world-class service

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Complete flexibility when you book

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Fresher flavours, now ready for Business

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Our intuitive digital experience
All fares displayed include taxes and carrier-imposed surcharges. All fares, government taxes and fees, and surcharges are subject to change at any time. For ticket cancellations, where applicable, the Hong Kong Passenger Security Charge, the Hong Kong Air Passenger Departure Tax, and the Hong Kong International Airport Construction Fee will be refunded without any administration fees.