Book a trip from Boston to Kuala Lumpur with Cathay Pacific , fares from USD1,170

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Deals on Boston (BOS) to Kuala Lumpur (KUL) flights

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Book flights to Kuala Lumpur KUL

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Book flights to Kuala Lumpur KUL
From
To
Fare Type
Dates
Price
Boston (BOS)Kuala Lumpur (KUL)Round-trip
/
Economy
18/10/2025 - 21/11/2025

From

USD1,170

Seen 1 day ago

Boston (BOS)Kuala Lumpur (KUL)Round-trip
/
Economy
23/08/2025 - 30/08/2025

From

USD1,401

Seen 16 hours ago

Boston (BOS)Kuala Lumpur (KUL)Round-trip
/
Economy
19/06/2025 - 29/06/2025

From

USD2,094

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 Kuala Lumpur - 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 Boston (BOS) to Kuala Lumpur (KUL)

Flights from Boston (BOS) to Kuala Lumpur (KUL)

Flight route information

Cathay Pacific offers flights to Kuala Lumpur International Airport (KUL) 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 KUL, which take around 20 hours and 45 minutes, including the layover, and bring you to Terminal 1 in Kuala Lumpur.


Why you should book directly with Cathay Pacific

Booking directly with Cathay Pacific means complete transparency - this guarantees no hidden charges or fees. You will also be able to enjoy customizable bookings, round-the-clock support, personal seat selection, and much more.

Cathay members are eligible for further benefits, including:

  • Hold your fare’, which allows you to secure the price of your 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.

Flying to Kuala Lumpur with Cathay Pacific

Book your Boston to Kuala Lumpur 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 Boston (BOS) to Kuala Lumpur (KUL).


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 favorites, 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 Kuala Lumpur (KUL).

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.

For passengers with a stopover in Hong Kong, there are numerous thrilling experiences and attractions to enjoy during their short stay. This bustling city perfectly fuses Eastern and Western cultures, boasts a vibrant food scene, and features a convenient transportation system. With so much to see and do, it is recommended that you plan ahead to make the most of your time in Hong Kong.


Malaysia visa requirements

To enjoy a hassle-free trip on your flight from Boston to Kuala Lumpur, be sure to check Malaysia’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

Passengers arriving at Kuala Lumpur International Airport will find a plethora of facilities and amenities that they can utilize before continuing with their journey into the city center. Indulge in an extensive selection of culinary delights at the diverse range of restaurants or enjoy some light shopping at the boutique stores situated within the airport. Baggage storage, tourist information booths, ATMs, and currency exchange services are also available, along with specific services tailored to meet the needs of travellers who require special assistance.

Travellers in Kuala Lumpur have several transportation options to get from the airport to downtown. The most convenient option is taxis, which usually take 45 minutes to 1 hour depending on traffic conditions. If you prefer public transport, you can consider the Express Rail Link (ERL), with the non-stop KLIA Ekspres taking around 30 minutes. Alternatively, if you prefer a more scenic route, buses can take you downtown in roughly 1.5 hours.

The Petronas Twin Towers are an iconic symbol of Kuala Lumpur and a must-visit for those starting their holiday. Start your visit by ascending to the Skybridge on the 41st floor, which connects the two towers and provides breathtaking views of the city. Continue your journey to the observation deck on the 86th floor, where you can enjoy panoramic vistas that capture the vibrant energy of Kuala Lumpur. At the base of the towers, you’ll find the Suria KLCC mall, a bustling shopping destination featuring a wide range of international brands, dining options, and entertainment facilities. Be sure to explore the beautiful KLCC Park, which offers a serene escape with walking paths, a lake, and a playground.

The Perdana Botanical Gardens is a beautiful oasis in the heart of Kuala Lumpur, perfect for those looking to unwind and connect with nature. Spanning over 91.6 hectares, this lush garden is home to a diverse range of flora, making it an ideal spot for leisurely strolls and picnics. Visitors can explore themed gardens such as the Herb Garden, Rose Garden, and Cactus Garden, each showcasing unique plant species. The Lake Gardens within the park offer serene views and opportunities for paddle boating, allowing you to enjoy the peaceful surroundings. If you have time, stop by the stunning Orchid Garden, which features thousands of orchid species in vibrant colors. For families, the Children’s Playground and the Bird Park nearby provide engaging activities for younger visitors.

Before you head home, Batu Caves features a stunning limestone hill, home to a series of captivating caves and a magnificent Hindu temple. The highlight of Batu Caves is the 272 colorful steps leading up to the temple, adorned with vibrant hues that make for a fantastic photo opportunity. At the base, you'll find the impressive golden statue of Lord Murugan, which stands over 140 feet tall, marking the entrance to the caves. Inside the caves, visitors can explore the main temple, dedicated to Lord Murugan, as well as other smaller shrines and fascinating rock formations. Be sure to stop by the Dark Cave, which offers guided tours showcasing its unique ecosystem.

Cathay Holidays brings the convenience of finding the best hotels. The Ritz-Carlton, Kuala Lumpur is a luxurious hotel that offers an exquisite stay in the heart of the city, perfect for those seeking elegance and comfort. Located on Jalan Imbi, the hotel is just a short distance from iconic attractions such as the Petronas Twin Towers and Bukit Bintang, a bustling area known for its shopping, dining, and entertainment options. The hotel features spacious rooms and suites, adorned with opulent furnishings and marble bathrooms, providing a serene retreat amidst the vibrant city life. Guests can enjoy exclusive access to The Ritz-Carlton Club Level, which offers personalized services and complimentary culinary presentations throughout the day. Nearby, visitors can explore Pavilion Kuala Lumpur, a premier shopping mall featuring luxury brands and gourmet dining. The lively atmosphere of Jalan Alor, famous for its street food, is also within walking distance, offering a taste of local cuisine. For those opting for a budget-friendly alternative, LEO Express Hotel is an excellent choice. Located on Jalan Sungai Besi, this cozy hotel offers comfortable accommodations at an affordable price, making it a great base for exploring the city. The hotel features a variety of well-appointed rooms designed for relaxation, ensuring that guests have a restful stay. LEO Express Hotel is conveniently situated near several popular attractions. Just a short drive away, you can visit the vibrant Batu Caves, known for its stunning limestone hills and Hindu temples. The iconic Petronas Twin Towers and KLCC Park are also easily accessible, offering breathtaking views and leisure activities. For shopping enthusiasts, the nearby Mid Valley Megamall and The Gardens Mall provide a vast array of retail options, dining experiences, and entertainment venues. Additionally, the hotel is well-connected to public transportation, making it easy to navigate the city. Book your stay today and discover a wondrous world of rewards, including special accommodation, room upgrades, and access to lounge facilities. You will also be able to earn miles when you book a holiday package or a hotel.

Kuala Lumpur beckons food enthusiasts with its diverse array of restaurants that offer a fusion of culinary delights from around the globe. Table & Apron is a delightful neighborhood restaurant located in Damansara Kim, Petaling Jaya, just a short drive from Kuala Lumpur. Established in 2014, it offers a cozy atmosphere, making it an ideal spot to unwind after a day of exploring the city. The menu features contemporary comfort food, crafted with high-quality ingredients and a focus on intentional cooking. For brunch lovers, the Avocado Toast topped with poached eggs is a must-try, providing a fresh and satisfying start to your day. Another standout dish is the Buckwheat Fried Chicken, which showcases the chef's creativity with a unique twist on a classic favorite that’s sure to impress. To round off your meal, indulge in their homemade Tiramisu. This dessert perfectly balances delightful flavors and textures, offering a sweet finale to your dining experience. Alternatively, if you’re looking for a light meal, The Red Beanbag is a charming café in Kuala Lumpur that beautifully blends Malaysian hospitality with Australian café culture, making it a perfect stop for travelers seeking a unique dining experience. Start your meal with their renowned Chicken Parma—a hearty dish featuring crispy hand-breaded chicken smothered in rich tomato sauce and melted cheese, sure to please any palate. For those preferring a vegetarian option, the Bella Soba is a must-try. This delightful dish features portobello and shiitake mushrooms served over soba noodles, drizzled with truffle soy dressing, offering a flavorful and unique experience. To satisfy your sweet tooth, top off your meal with the Onde-Onde Crepe. This delightful pandan crepe is filled with coconut and drizzled with gula Melaka sauce, perfectly capturing the essence of Malaysian flavors in a delicious dessert.

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

Frequently asked questions

How long is the flight from Boston to Kuala Lumpur?

Flights from Boston (BOS) to Kuala Lumpur (KUL) take around 20 hours and 45 minutes, including the layover in Hong Kong. Our First Class and Business Class passengers can relax and recharge with our award-winning lounge facilities, such as our Relaxation Rooms, Shower Suites, and Noodle Bar during the layover.

What plane will I be flying on?

Our Boston to Kuala Lumpur flights operate on our fleet of modern Boeing 777s and Airbus A350s. Learn more about our fleet. The aircraft model may change due to availability.

How much baggage am I allowed to take when I fly to Kuala Lumpur with Cathay Pacific?

Baggage allowance is based on the total weight of all your baggage. Passengers may check in bags according to the entitled weight allowance for their travel class and the fare selected. Read more about our baggage policy.

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 for your trip before you’re 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 passengers flying on designated routes on board our Boeing 777-300ER aircraft can indulge in our award-winning Aria Suite* and an experience sculpted with you in mind.

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

What exciting changes can I expect from Cathay Pacific?

Explore an exciting array of benefits when booking your next trip with Cathay Pacific, including our economy 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.

Plan ahead for your trip from Boston to Kuala Lumpur

Best fares on flights found by others in the last 48 hours. (Please note that some fares may only apply when there are multiple travelers.)

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.