SEA - KUL

£303 Find Cheap Flights from Seattle to Kuala Lumpur – Compare and Save

1 adult
1 adult, Economy, 0 bags

Save 34% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Everything you should know

Cheapest return flight
£606
Typical prices: £629-£818
Delta
Sat 13/1Wed 31/1
SEA - KUL • 1 stop
Cheapest one-way flight
£303
Typical prices: £318-£517
Delta
Sun 25/11
SEA - KUL • 1 stop
Direct flights
There are currently no direct flights between Seattle and Kuala Lumpur Intl Airport. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to book
in advance
Our data shows that travellers who book at least 18 weeks in advance save around 47% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 24% price drop
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
Cheapest • Avg £651 (return)
Shortest trip • 21h 42m (one-way)
Insights
Insights
Start a new search
KAYAK searches hundreds of sites at once to find you the best travel deals.
We hope you enjoy your trip to Kuala Lumpur Intl Airport!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Seattle to Kuala Lumpur (SEA-KUL)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Seattle to Kuala Lumpur

Wed, 13 Jan - Sun, 31 Jan
Delta Logo
12:40 - 22:25SEA  Seattle/Tacoma Intl-KUL Kuala Lumpur Intl
41h 45m1 stop Incheon Intl
Delta Logo
23:55 - 11:50KUL  Kuala Lumpur Intl-SEA Seattle/Tacoma Intl
27h 55m1 stop Incheon Intl
£606Delta
Tue, 10 Nov - Wed, 18 Nov
United Airlines Logo
06:00 - 00:15SEA  Seattle/Tacoma Intl-KUL Kuala Lumpur Intl
26h 15m2 stops Los Angeles Tokyo Narita
United Airlines Logo
14:15 - 13:20KUL  Kuala Lumpur Intl-SEA Seattle/Tacoma Intl
39h 05m1 stop Tokyo Haneda
£608United Airlines
Tue, 5 Jan - Wed, 13 Jan
Korean Air Logo
00:10 - 22:25SEA  Seattle/Tacoma Intl-KUL Kuala Lumpur Intl
30h 15m1 stop Incheon Intl
Korean Air Logo
23:55 - 09:05KUL  Kuala Lumpur Intl-SEA Seattle/Tacoma Intl
25h 10m1 stop Incheon Intl
£609Korean Air
Mon, 11 Jan - Mon, 1 Feb
United Airlines Logo
15:45 - 06:45SEA  Seattle/Tacoma Intl-KUL Kuala Lumpur Intl
23h 00m1 stop Tokyo Haneda
United Airlines Logo
14:15 - 13:20KUL  Kuala Lumpur Intl-SEA Seattle/Tacoma Intl
39h 05m1 stop Tokyo Haneda
£609United Airlines
Tue, 10 Nov - Wed, 18 Nov
United Airlines Logo
15:40 - 00:15SEA  Seattle/Tacoma Intl-KUL Kuala Lumpur Intl
40h 35m1 stop Tokyo Haneda
United Airlines Logo
14:15 - 13:20KUL  Kuala Lumpur Intl-SEA Seattle/Tacoma Intl
39h 05m1 stop Tokyo Haneda
£611United Airlines
Mon, 11 Jan - Wed, 3 Feb
Korean Air Logo
07:15 - 22:25SEA  Seattle/Tacoma Intl-KUL Kuala Lumpur Intl
47h 10m2 stops San Francisco Incheon Intl
Korean Air Logo
23:55 - 14:10KUL  Kuala Lumpur Intl-SEA Seattle/Tacoma Intl
30h 15m1 stop Incheon Intl
£612Korean Air
Sun, 10 Jan - Tue, 2 Feb
United Airlines Logo
13:17 - 06:45SEA  Seattle/Tacoma Intl-KUL Kuala Lumpur Intl
49h 28m2 stops San Francisco Tokyo Haneda
United Airlines Logo
14:15 - 13:20KUL  Kuala Lumpur Intl-SEA Seattle/Tacoma Intl
39h 05m1 stop Tokyo Haneda
£613United Airlines
Tue, 24 Nov - Tue, 13 Apr
United Airlines Logo
18:30 - 06:45SEA  Seattle/Tacoma Intl-KUL Kuala Lumpur Intl
44h 15m2 stops Los Angeles Tokyo Haneda
United Airlines Logo
14:15 - 14:25KUL  Kuala Lumpur Intl-SEA Seattle/Tacoma Intl
39h 10m1 stop Tokyo Haneda
£615United Airlines
Wed, 25 Nov - Sat, 26 Dec
Delta Logo
12:30 - 22:25SEA  Seattle/Tacoma Intl-KUL Kuala Lumpur Intl
41h 55m1 stop Incheon Intl
Delta Logo
23:55 - 11:56KUL  Kuala Lumpur Intl-SEA Seattle/Tacoma Intl
28h 01m1 stop Incheon Intl
£616Delta
Wed, 13 Jan - Wed, 3 Feb
United Airlines Logo
15:45 - 06:45SEA  Seattle/Tacoma Intl-KUL Kuala Lumpur Intl
23h 00m1 stop Tokyo Haneda
United Airlines Logo
08:05 - 21:17KUL  Kuala Lumpur Intl-SEA Seattle/Tacoma Intl
29h 12m3 stops Tokyo Narita Los Angeles Denver Intl
£618United Airlines
Booking Insights

Price, demand, and travel trends for Seattle to Kuala Lumpur Intl Airport flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights with more confidence.

How much is a return flight from Seattle to Kuala Lumpur Intl Airport?

Return flights from Seattle to Kuala Lumpur Intl Airport typically range from £629 to £818. The lowest price found in the past 5 days was £606 on Delta.

What's the cheapest day of the week to fly from Seattle to Kuala Lumpur Intl Airport?

Based on deals KAYAK users found in the last 12 months, Thursday is the cheapest day of the week to fly from Seattle to Kuala Lumpur Intl Airport. It's 7% cheaper than the average day, while Friday is the most expensive, with prices 6% higher.

What is the cheapest month to fly from Seattle to Kuala Lumpur Intl Airport?

•May is the cheapest month to fly from Seattle to Kuala Lumpur Intl Airport at £525 return.
•December (£950) and February (£831) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 81% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Seattle to Kuala Lumpur Intl Airport the cheapest?

Flights from Seattle to Kuala Lumpur Intl Airport are cheapest 18 weeks before departure. Booking in this window typically costs about 47% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Key details for Seattle to Kuala Lumpur Intl Airport flights

Low season

September

Cheapest flight

£303
Beat the crowds with an average 50% drop in traveller numbers.
The most popular month to fly with an average 75% increase in traveller numbers.
One-way flight from Seattle to Kuala Lumpur Intl Airport

When to book flights from Seattle to Kuala Lumpur

Are your dates flexible? Find out the best times to travel from Seattle to Kuala Lumpur based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your Seattle to Kuala Lumpur Intl Airport flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines, and booking tips.

  • How long is a flight from Seattle to Kuala Lumpur Intl Airport?

    A direct flight from Seattle to Kuala Lumpur Intl Airport takes 00m, covering 8,063 miles.

  • Do I need a passport to fly from Seattle to Kuala Lumpur Intl Airport?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Seattle to Kuala Lumpur Intl Airport flight?

    Return flights from Seattle to Kuala Lumpur Intl Airport range from £629 to £818, with an average of £693 over the past 12 months. Anything below £629 counts as a good deal.

  • How expensive are last-minute Seattle to Kuala Lumpur Intl Airport flights?

    Last-minute fares on this route (booked within two weeks of departure) run 57% above the £693 route average. Book 18 weeks before departure for the lowest fares.

  • How are flight prices from Seattle to Kuala Lumpur Intl Airport looking right now?

    One-way fares from Seattle to Kuala Lumpur Intl Airport are currently lower than usual. Average one-way flight prices are about £319, which is 28% below the typical average for this route.

  • Which car hire options are available at Kuala Lumpur Intl Airport (KUL)?

    Kuala Lumpur Intl Airport (KUL) hosts 5 major car hire companies, with daily rates starting from around £26 for economy cars. Top options include:

    • Paradise
    • Galaxy Asia Car Rental
    • Europcar
    • SEIYON Rent a Car
    • R&R Rent A Car

  • Which airports can I use when flying from Seattle to Kuala Lumpur Intl Airport?

    Flights from Seattle to Kuala Lumpur Intl Airport usually depart from Seattle/Tacoma Intl (SEA) and arrive at Kuala Lumpur Intl (KUL).

  • Which airports do connecting flights from Seattle to Kuala Lumpur Intl Airport pass through?

    One-stop flights from Seattle to Kuala Lumpur Intl Airport most commonly connect through:

    • Singapore Changi (SIN) – 49% of one-stop connections
    • Taipei City Taiwan Taoyuan Intl (TPE) – 22% of one-stop connections
    • Tokyo Haneda (HND) – 9% of one-stop connections
    • Manila Ninoy Aquino Intl (MNL) – 6% of one-stop connections

  • Can I save money by using flexible dates for flights from Seattle to Kuala Lumpur Intl Airport?

    Yes. Flexible dates can save you up to 12% on flights from Seattle to Kuala Lumpur Intl Airport. Thursday is the cheapest departure day at £648 return on average, while Friday is the most expensive at £735, a difference of £87.

    KAYAK's flexible dates feature shows options up to three days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different stopover airport from Seattle to Kuala Lumpur Intl Airport?

    Flying via Hong Kong Intl (HKG) gives the shortest average 1-stop total travel time of 21h 42m, compared to 21h 54m via Taipei City Taiwan Taoyuan Intl (TPE) and 22h via Manila Ninoy Aquino Intl (MNL).

  • What is the time difference between Seattle and Kuala Lumpur Intl Airport?

    Kuala Lumpur Intl Airport is 15 hours ahead of Seattle (Malaysia Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Kuala Lumpur Intl Airport?

    Some of the most popular sights in Kuala Lumpur Intl Airport are KLCC Park, Petronas Towers, and Telekom Tower. These are among the most viewed places in Kuala Lumpur Intl Airport on KAYAK.

  • What are some layover cities for flights from Seattle to Kuala Lumpur?

    All flights from SEA to KUL have layovers en route. Some of the common layover cities for these flights include Singapore (SIN) by Singapore, Scoot, Batik, and AirAsia, Doha (DOH) by Qatar Airways and Malaysia, Taipei (TPE) by EVA Air, Dubai (DBX) by Emirates, and Tokyo (HND) by United and Malaysia.

  • What are the transport options from Seattle to Kuala Lumpur?

    KLIA EKSPRES of KLIA Transit at KLIA T1 of KUL Airport connects it to Tasik Selatan in downtown Kuala Lumpur. It operates after every 30 minutes. Sky Bus at KLIA T2 links KUL Airport to KL Sentral in downtown Kuala Lumpur at 30-minute intervals. Aerobus at KLIA T2 connects KUL Airport to KL Sentral in downtown Kuala Lumpur and has hourly intervals. Jetbus at KLIA T2 connects KUL Airport to downtown Kuala Lumpur hourly. Bas Malaysia at KLIA T2 links KUL Airport with KL Sentral in downtown Kuala Lumpur and operates after every 4 hours. Jayride shuttle is available on demand and connects KUL Airport to downtown Kuala Lumpur.

  • Can a minor fly unaccompanied from Seattle to Kuala Lumpur?

    Your child can travel alone from SEA to KUL with Singapore Airlines. The airline allows children aged 5 to 18 years to travel unaccompanied. You must check in with your minor at least 2 hours before flight departure. You must provide documents such as a passport and a passport for the child’s age verification, your details such as photo ID and contact phone number, and the receiver’s details, including name, address, and contact information.

  • Which airlines allow pets on board from Seattle to Kuala Lumpur?

    Consider flying with American Airlines from SEA to KUL to board with your pet at a fee. Your pet must be enclosed in a kennel that is either soft- or hard-sided. The kennel should be small to fit the airline under the seat but comfortable enough for your pet. The hard-sided kennel’s maximum dimension must be 19 x 13 x 9 inches, and 16 x 12 x 8 inches for the soft-sided ones.

Your guide to booking Seattle to Kuala Lumpur Intl Airport flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Thursday departure and avoid flying on Friday. On this route, Thursday flights average £648, about £87 less than Friday fares (12% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 18 weeks before you fly. On this route, that window historically saves about 47% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Seattle to Kuala Lumpur Intl Airport trip for May. Fares historically average £525 return in that month – typically £426 less than the most expensive month, which is December (based on the last 12 months).
  • If you have a carry-on bag and a personal item, consider flying with United from Seattle–Tacoma Airport - Seatac (SEA) to Kuala Lumpur International Airport – KUL since they do not charge. Their maximum dimension allowance for your carry-on bag is 22 x 14 x 9 inches, with a weight limit of 15 lb and 17 x 10 x 9 for your item.
  • You can travel comfortably with your child from SEA to KUL if you consider flying with Malaysian Airlines. The airline offers family-friendly services such as priority check-in and boarding for those with young children, kids’ kits including items such as toys and puzzles, and in-flight children’s entertainment.
  • Several airlines, including American and United, offer accessibility services for people with special needs traveling from SEA to KUL. The services include assistance during booking, check-in, boarding, navigating, and deplaning. They also offer mobility aid equipment such as wheelchairs and walkers for those with reduced mobility.
  • Consider flying Business- or First class from SEA to KUL with American Airlines. You can access their premium amenities and services, such as lie-flat seats, extensive dining options, and lounges.
  • If you fly with United Airlines, you can enjoy unique dining options from SEA to KUL. It has personalized meals for passengers, including vegan, diabetic, vegetarian, child-friendly, and gluten-free meals.

More options for your flight from Seattle to Kuala Lumpur

Complete your trip to Kuala Lumpur with a hotel stay or car hire