Book a trip from Singapore to San Francisco with Cathay Pacific

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Deals on Singapore (SIN) to San Francisco (SFO) flights

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  • Book flights to San Francisco SFO

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    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 San Francisco - selected offers

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    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 Singapore (SIN) to San Francisco (SFO)

    Flight route information

    Cathay Pacific offers flights to San Francisco International Airport (SFO) from Singapore Changi International Airport (SIN), with a layover in Hong Kong. Enjoy the comforts of flying with Cathay Pacific on our flights from SIN to SFO, which take around 18 hours, including the layover, and bring you to the International Terminal in San Francisco.


    Why you should book directly with Cathay Pacific

    When you book your Singapore to San Francisco flight directly with Cathay Pacific, you can expect world class hospitality and service, exclusive benefits and offers at fares. 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 SIN to SFO flight for 72 hours before confirming your booking.
    • 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 Miles.
    • Travel privileges as you reach new membership tiers when accumulating Status Points, ranging from extra baggage redemption to First Class Lounge access.

    Booking your SIN to SFO flight directly through Cathay Pacific also means you’d have our Price Promise *, where you can lodge a price match claim with us if you manage to find an identical fare at a lower price from a local travel agency. Lodge your claim with us within 24 hours of your ticket purchase with the required information, and we’ll refund the difference. 

    *Terms and conditions apply. Visit our Price Promise page for full details.


    Flying to San Francisco with Cathay Pacific

    Book your Singapore to San Francisco flight with Cathay Pacific and experience our modern aircraft, which have been 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 content library , 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 Singapore (SIN) to San Francisco (SFO).


    An exceptional layover experience

    Convenience and exclusive facilities encapsulated in a serene setting await First Class and Business Class passengers at our award-winning lounges . From authentic Hong Kong and Chinese delicacies to catching up on some much-needed rest, Cathay Pacific is committed to providing unrivalled experiences at our lounge facilities for passengers who book flights from Singapore (SIN) to San Francisco (SFO).

    Premium Economy and Economy passengers can immerse themselves in incredible dining and shopping experiences while transiting through Hong Kong. Our helpful staff are also on hand to provide any assistance you may need. 

    If you’re looking to explore Hong Kong during your stopover , there’s a wealth of exciting activities and sights to explore during your brief visit. This dynamic metropolis offers a unique blend of Eastern and Western cultures, with a lively culinary scene and an efficient transportation network. While there are many places to visit, plan ahead and enjoy everything Hong Kong has to offer.


    United States visa requirements

    To enjoy a hassle-free trip on your flight from Singapore to San Francisco, be sure to check the visa requirements of the United States. 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

    San Francisco International Airport provides an impressive range of facilities and amenities for passengers before they continue with their journey into the heart of the city. Discover a diverse selection of restaurants offering delicious meals, or indulge in light shopping by browsing the abundance of boutique shops located in the terminal. Additionally, the airport offers ATMs, currency exchange services, and shower facilities. Passengers requiring special assistance can seek out a member of staff, who is readily available to provide the necessary support.

    Travellers have several convenient options for reaching downtown San Francisco from San Francisco International Airport (SFO). The BART (Bay Area Rapid Transit) is the quickest choice, taking around 30 minutes and operating every 20 or so minutes. For those seeking door-to-door service, ride-sharing services such as Uber and Lyft offer a comfortable ride that typically lasts 30 minutes. Private car services and taxi services are also available at the airport. 

    Start your holiday at Lombard Street, often called the "crookedest street in the world," a picturesque location known for its eight hairpin turns framed by beautiful flower beds. To fully take in the scenery and enjoy panoramic city and bay views, visitors should walk down the steep, winding road. It's a prime spot for photography, especially in spring and summer when the colourful blooms, such as vibrant hydrangeas, are at their peak. For a complete experience, consider driving down the street to appreciate its twists and turns firsthand. A nearby cable car ride is another classic San Francisco option. Afterwards, the charming shops and cafes of Russian Hill offer a perfect place to unwind and enjoy a meal.

    Fisherman's Wharf serves as the perfect continuing point for your San Francisco adventure, offering a dynamic mix of attractions, dining, and beautiful scenery. Begin your visit at PIER 39, famous for its resident sea lions lounging in the sun. Afterwards, you can explore the various unique boutiques and enjoy a meal of fresh seafood at one of the many waterfront restaurants. For those interested in history, take a ferry to the infamous former prison on Alcatraz Island. Be sure to also stop by Ghirardelli Square, located nearby, where chocolate lovers can indulge in decadent treats and browse the charming shops.

    Conclude your San Francisco journey at the massive, 1,017-acre natural haven, Golden Gate Park, which offers a wealth of activities and stunning scenery. This iconic park features beautiful gardens, tranquil lakes, and vibrant attractions. Key highlights include cultural exploration at the traditional Japanese Tea Garden, the de Young Museum, and the California Academy of Sciences. Visitors can also enjoy outdoor activities by renting a bike or taking a Segway tour on the park's many trails. For a more relaxed experience, you can picnic by Stow Lake or enjoy live entertainment at the Golden Gate Bandshell.

    Make your trip from Singapore to San Francisco 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. An epitome of luxury located in the dynamic SoMa district, The St. Regis San Francisco presents guests with elegantly designed rooms and suites, complemented by world-class amenities and breathtaking city views. Culinary experiences await at Astra, offering sophisticated seasonal American cuisine, and in the elegant Tea Salon, perfect for a traditional afternoon tea. For leisure, the hotel features a cutting-edge fitness centre and a tranquil indoor pool. Its prime location puts guests within easy reach of renowned cultural landmarks like the San Francisco Museum of Modern Art (SFMOMA) and the Museum of the African Diaspora, as well as the high-end shopping and vibrant dining hub of Union Square. For a charming and budget-friendly stay, consider the Calista Organic Hotel at 1485 Bush Street. This affordable option features well-appointed rooms with city views, offering a comfortable retreat in a residential area. The hotel is conveniently located near several attractions, including the picturesque Victorian homes of Alamo Square and the San Francisco Maritime National Historical Park. Sports fans can also easily access Oracle Park for a baseball game. Amenities at Calista include free Wi-Fi and 24-hour reception for a pleasant and convenient experience. For dining, the popular Mymy, known for its delicious American cuisine, is just a five-minute walk away. By booking a holiday package or hotel through Cathay Holidays, you will be able to earn additional miles for your stay.

    San Francisco entices food enthusiasts with its wide selection of restaurants, where culinary traditions from across the world converge to create an exquisite gastronomic experience. A beloved example of American dining, Lazy Bear features a seasonal tasting menu that draws inspiration from the chef's food memories of various gatherings, including street carts and festivals. To start, seafood enthusiasts will love the Seafood Tower, which includes fresh Foxley oysters and Dungeness crab dip. For the main course, the Pork Chop with quince and pink peppercorn is an exquisite blend of flavours, while the California Rice with Dungeness crab and chanterelle mushrooms is another standout dish. Each dish showcases local ingredients and innovative techniques, culminating in delightful treats like the Huckleberry Honey Cake, served with buttermilk and chamomile crème anglaise. Alternatively, Copra features dishes inspired by Chef Sri’s childhood in Kerala, drawing from street food, festivals, and family recipes passed down through generations. This creates a homey yet sophisticated dining experience that resonates with both locals and visitors. Must-try items include the iconic Masala Dosa—a crispy crepe stuffed with flavorful potato filling and served with traditional chutneys—and Gunpowder Goli Vadai, a crispy, spice-packed snack. The Rasam Poori offers an enticing fusion of tangy passion fruit rasam paired with crispy poori, while the Shrimp Vennai Roast delivers bold, aromatic seafood flavours. Other highlights are the Black Truffle Soft Egg Appam and the flavourful Chicken Biryani. The locally sourced spices and seasonal ingredients from Northern California add a fresh touch to every dish.

    There’s plenty to remember when flying to a new destination. Here is some information that you should know before your flight to San Francisco.


    Frequently asked questions

    Flight FAQs

    How long is the flight from Singapore to San Francisco?

    Begin your trip from Singapore to San Francisco on a modern aircraft from our fleet of Boeing 777s and Airbus A350s. Your travel, including a stopover in Hong Kong, takes approximately 18 hours. Please note that the aircraft model may change depending on availability.

    Our First-Class and Business-Class customers can relax and recharge with our award-winning lounge facilities, such as our Relaxation Rooms, Shower Suites, and Noodle Bar during the layover.

    Do I need to check in online for my flight to San Francisco?

    Checking in online with Cathay Pacific offers a convenient way to save time and avoid airport queues, and you can do this via computer (PC) or mobile device up to 48 hours before the flight. You are able to choose or change preferred seats in advance, speeding up airport procedures with your boarding pass ready to print or be saved digitally after online check-in, depending on origin or destination regulations. Frequent flyers with Green membership or higher can benefit from priority online check-in access, enhancing their ease of travel. Depending on your flight and ticket class, you may also be eligible to book your meals in advance should you have dietary preferences.

    What happens if my flight from Singapore to San Francisco is delayed or cancelled?

    If your Cathay Pacific flight to San Francisco is delayed or cancelled, you will be kept informed through updates on our flight status page , airport screens, public announcements, or via text notification services like notiFLY. If your flight is delayed, new check-in and boarding times reflecting the updated schedule will be provided. Should you miss a connection due to a delay, assistance is provided to ensure onward travel. For more information, you may refer to your rights and regulations or reach out to us before you fly.


    Layover and stopover FAQs

    What should I know about the stopover for my Singapore to San Francisco flight?

    Upon arrival, follow the signs to the departure level for your connecting flight. If you already have your onward boarding pass, proceed to the security screening before heading to your boarding gate. Alternatively, visit the transfer desk located near Departure Gate 11 to check in for your next flight. Customers aged 11 and above with electronic travel documents can use e-Security Gates for faster processing.

    What is there to do at the Hong Kong International Airport while I wait?

    There are plenty of things to do at Hong Kong Airport to make your Singapore to San Francisco layover (less than 24 hours) enjoyable. For a quick refresh, visit the Sky Garden terrace on level 7 East Hall for a peaceful spot with greenery and great views of the runways. Coffee lovers can enjoy coffee shops like Maison Kayser or Arabica, while those wanting a unique experience can visit the Intervals Sky Bar on level 9 in the Sky Bridge for cocktails with a view. For families, there are interactive play areas and kid-friendly zones to keep the little ones entertained. If time allows, explore a bit of shopping or enjoy the airport’s viewing spots, including the glass-floored Sky Bridge walkway, which offers fascinating views of planes taxiing below.

    What kinds of services can I expect from the First-Class and Business-Class Lounges at HKIA?

    Our patrons of both our First-Class and Business-Class lounges can expect refined comforts, including a serene ambience crafted by award-winning architects and interior designers. Terminal 1 at HKIA offers several lounges to Cathay Pacific First-Class and Business-Class customers.

    The Wing , located near Gate 2, combines elegance with functionality. Its business lounge features spacious seating areas, a stunning design, and a renowned Noodle Bar offering a variety of Asian dishes. Customers can enjoy Shower Suites and a tranquil environment, perfect for relaxation before a flight. The First-Class lounge features The Haven dining area with à la carte menus, a champagne bar, and private cabanas with bathtubs and day beds.

    The Pier , situated near Gate 65, is known for its serene ambience and modern design. It offers a selection of gourmet meals, including an impressive buffet and à la carte options. The lounge also includes shower facilities and private resting areas, providing a peaceful retreat. For our First-Class customers, patrons of this lounge can expect private suites, fine dining curated by top chefs, and bespoke service. The lounge also includes premium amenities like massage services and extensive relaxation areas.

    The Bridge , mere moments from Gate 35, is designed with a contemporary flair. It features a relaxed atmosphere with comfortable seating and a variety of dining options. Customers can enjoy a selection of snacks and beverages, along with access to Shower Suites and workstations for those needing to catch up on business.

    The Deck , situated near Gate 6, provides a more casual setting with a focus on comfort. It offers a welcoming atmosphere, light refreshments, and a range of seating options. This lounge is perfect for those looking to unwind before their flight.


    Cabin class FAQs

    What do the fare classes mean when I fly from Singapore to San Francisco in Economy Class?

    Cathay Pacific has a selection of Economy Class fares to choose from, based on what is best suited for your needs. Each type of fare has its own benefits, baggage allowances, and flexibility for changes or cancellations, so you can choose the option that best fits your travel plans. The Light Fare is suitable for those wanting a budget-friendly ticket, and includes a standard baggage allowance with limited options for changes or refunds. The Essential Fare is a step up from Light, this fare offers more flexibility, including changes with a fee, and additional benefits such as seat selection and better mileage accrual. The Flexi Fare is the most flexible Economy Class fare, allowing changes or cancellations with minimal fees and a more comprehensive baggage allowance. It is ideal for those who want flexibility and peace of mind.

    If you want to learn more about our baggage policies for your respective fare class, visit our fare classes page.

    What can I expect when I choose to fly Premium Economy Class or Business Class with Cathay Pacific?

    Your experience in the Premium Economy Class and Business Class begins the moment your flight ticket is confirmed. Starting with an additional baggage allowance, you will be able to pack more comfortably for your trip before you are warmly greeted at one of our designated check-in counters. With priority boarding, you can expect an elevated experience from your seat, from spacious seats to exquisitely crafted menus.

    Business Class customers flying on designated routes on board our Boeing 777-300ER aircraft can indulge in our award-winning Aria Suite .

    Note: New Boeing 777-300ER cabins will be progressively introduced.

    Do cabin classes affect how much I can take when I fly to San Francisco with Cathay Pacific?

    Your carry-on baggage allowance varies by cabin class: Economy-Class and Premium-Economy-Class customers can bring one bag up to 7 kg plus a small personal item, Business-Class customers have a 10 kg carry-on allowance plus a personal item, and First-Class customers can bring one bag weighing up to 15 kg plus a personal item. All carry-on bags must meet size limits of 56 x 36 x 23 cm, with the personal item fitting under the seat. Read more about our baggage policy .

    What is the weight limit of the checked baggage I can bring aboard my flight to San Francisco?

    Economy-Class and Premium-Economy-Class customers are allowed to bring up to 2 pieces of checked baggage, with a maximum weight of 23kg per piece. Business-Class customers are allowed to bring up to 2 pieces of checked baggage weighing up to 32kg each, while First-Class customers may bring up to 3 pieces.

    Keep in mind that going above your baggage allowance may incur additional fees, depending on whether it is above the weight limit or size limit. Depending on your route, you may want to consider our prepaid extra baggage allowance .


    Asia Miles FAQ

    Is it possible to redeem products with Asia Miles while flying to San Francisco from Singapore?

    During your flight, you can access the inflight shopping service using the onboard Wi-Fi , available across our entire fleet. By connecting your device to the "Cathay Pacific" Wi-Fi network and navigating to the shopping portal, you can browse a wide range of products from over a thousand brands. Cathay members can log in to their accounts to redeem Asia Miles for purchases or earn as they shop.

    How many Asia Miles will I earn from my Singapore to San Francisco flight?

    To calculate how many Asia Miles you earn flying from Singapore to San Francisco on Cathay Pacific, you can use our online Status Points and Asia Miles calculator . The amount of Asia Miles earned depends primarily on three factors: the route distance, your cabin class, and the fare type you purchased, with more flexible and premium fares generally earning more Asia Miles and Status Points. Bear in mind that you will only be earning Asia Miles and status points on flights marketed by Cathay Pacific.


    Booking & Experience FAQ

    Why should I fly to San Francisco with Cathay Pacific?

    Our extensive global network connects you to over 100 destinations worldwide, ensuring ample travel options and seamless connections. Our modern fleet offers spacious cabins with fully flat beds in Business Class, roomy Premium Economy Class seats, and comfortable Economy Class seats. Our entertainment suite and high-speed Wi-Fi connectivity allow you to stay connected and entertained during your flight. As you fly with us on our loyalty programme, you will be able to accumulate Asia Miles and status points, both of which offer different benefits.

    What are the benefits of booking directly with Cathay Pacific?

    Booking directly with Cathay Pacific offers greater flexibility, exclusive promotions, and enhanced customer service compared to third-party channels. Direct bookings come with benefits like 24-hour free cancellation, access to the full range of fare options, and special offers including bonus Asia Miles and discounts on add-ons. You can enjoy priority support for changes and disruptions, seamless mileage earning and redemption, and perks such as advanced upgrade opportunities for members.

    *Terms and conditions apply. Visit our page for full details.


    Cathay Membership FAQ

    What is the difference between status points and miles?

    Status Points determine your tier status, impacting your membership level and benefits. They reset to zero at the start of each new membership year upon renewal, upgrade, or downgrade. In contrast, Asia Miles acts as a currency for redeeming flights and lifestyle rewards, valid for three years. While Status Points help you attain elite status, Asia Miles enable you to enjoy travel experiences and purchases.

    What do the membership tiers mean?

    The membership tiers—Green, Silver, Gold, and Diamond—are designed to reward frequent flyers and provide increasing levels of perks.

    Green membership is the entry level, which gives you access to exclusive flight offers, priority online check-in 48 hours before your flight, and the ability to book extra-legroom seats using Asia Miles. You will also receive a complimentary 2-day access pass to PressReader with each flight booking.

    In addition to existing Green tier benefits, Silver members unlock priority check-in at Business counters, access to Business Class lounges, and expedited baggage handling. You will also receive additional earning rates on Asia Miles when shopping or dining.

    Gold tier members can bring an extra piece of checked baggage and have guaranteed Economy Class seating on Cathay Pacific flights. Additionally, Gold tier members also get two complimentary Business Class lounge passes and exclusive upgrades, along with enhanced earning rates for Asia Miles.

    Members in the Diamond tier benefit from First Class check-in, access to all First-Class and Business-Class lounges, and the ability to invite companions. Diamond tier members can also enjoy priority baggage handling and exclusive offers at partner hotels and restaurants.

    You can read more about status points and the benefits of each tier here .

    How do I know if my Singapore to San Francisco 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. During the booking process and once you manage your booking online, you can see the exact number of Status Points and Asia Miles your ticket will earn based on the airline, cabin class, fare type, and distance travelled.

    If your ticket is eligible, Status Points will be automatically added to your account after your flight. If you fly with one of our partner airlines, you can still earn Status Points toward your Cathay membership, subject to fare and class eligibility.

    What exciting experiences can I expect from Cathay Pacific?

    Discover an exciting array of benefits when booking your next trip with Cathay Pacific, including our Economy Class fares , which give you greater choice, versatility, and value. Our latest flight and holiday package offers are regularly updated to provide you with greater flexibility on your travels with Cathay Pacific.

    Travel Destination Facts

    Destination airports

    • San Francisco International Airport (SFO)

    Aircraft types

    Boeing 777, Airbus A321neo, Airbus A330 and Airbus A350 aircraft*

    Departure time zone

    GMT+08:00

    Arrival time zone

    GMT-07:00

    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.