SEA - KUL

RM 1,422 Find Cheap Flights from Seattle to Kuala Lumpur Airport – Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest return flight
RM 2,941
Typical prices: RM 3,370-RM 4,538
Singapore Airlines
Sat 20/10Sat 17/11
SEA - KUL • 1 stop
Cheapest one-way flight
RM 1,422
Typical prices: RM 1,880-RM 2,817
Singapore Airlines
Wed 28/11
SEA - KUL • 1 stop
Direct flights
Not available
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
25 weeks
in advance
Our data shows that travellers who book at least 25 weeks in advance save around 46% compared to booking last minute.
Insights
Insights
When to travel
May
Cheapest • 25% price drop
July
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
Singapore Changi (SIN)
Cheapest • Avg RM 3,534 (return)
Taipei City Taiwan Taoyuan Intl (TPE)
Shortest trip • 21h 20m (one-way)
Insights
Insights
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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 Intl

Tue, 20 Oct - Tue, 17 Nov
Singapore Airlines Logo
10:15 - 21:45SEA  Seattle/Tacoma Intl-KUL Kuala Lumpur Intl
20h 30m1 stop Singapore Changi
Singapore Airlines Logo
14:40 - 07:05KUL  Kuala Lumpur Intl-SEA Seattle/Tacoma Intl
32h 25m1 stop Singapore Changi
RM 2,941Singapore Airlines
Tue, 27 Oct - Wed, 4 Nov
Korean Air Logo
00:10 - 22:25SEA  Seattle/Tacoma Intl-KUL Kuala Lumpur Intl
31h 15m1 stop Incheon Intl
Korean Air Logo
23:55 - 09:05KUL  Kuala Lumpur Intl-SEA Seattle/Tacoma Intl
25h 10m1 stop Incheon Intl
RM 3,115Korean Air
Fri, 23 Oct - Wed, 28 Oct
Singapore Airlines Logo
10:15 - 21:45SEA  Seattle/Tacoma Intl-KUL Kuala Lumpur Intl
20h 30m1 stop Singapore Changi
Singapore Airlines Logo
09:00 - 08:05KUL  Kuala Lumpur Intl-SEA Seattle/Tacoma Intl
38h 05m1 stop Singapore Changi
RM 3,135Singapore Airlines
Sun, 18 Oct - Mon, 26 Oct
Singapore Airlines Logo
10:15 - 09:35SEA  Seattle/Tacoma Intl-KUL Kuala Lumpur Intl
32h 20m1 stop Singapore Changi
Singapore Airlines Logo
21:50 - 08:05KUL  Kuala Lumpur Intl-SEA Seattle/Tacoma Intl
25h 15m1 stop Singapore Changi
RM 3,180Singapore Airlines
Thu, 14 Jan - Mon, 25 Jan
ANA Logo
10:10 - 06:45SEA  Seattle/Tacoma Intl-KUL Kuala Lumpur Intl
28h 35m2 stops Vancouver Intl Tokyo Haneda
ANA Logo
14:15 - 13:20KUL  Kuala Lumpur Intl-SEA Seattle/Tacoma Intl
39h 05m1 stop Tokyo Haneda
RM 3,220ANA
Tue, 6 Oct - Mon, 19 Oct
Korean Air Logo
12:50 - 21:50SEA  Seattle/Tacoma Intl-KUL Kuala Lumpur Intl
42h 00m1 stop Incheon Intl
Korean Air Logo
23:20 - 15:15KUL  Kuala Lumpur Intl-SEA Seattle/Tacoma Intl
30h 55m1 stop Incheon Intl
RM 3,228Korean Air
Mon, 5 Oct - Sun, 18 Oct
United Airlines Logo
16:30 - 06:00SEA  Seattle/Tacoma Intl-KUL Kuala Lumpur Intl
22h 30m1 stop Tokyo Haneda
United Airlines Logo
14:15 - 14:25KUL  Kuala Lumpur Intl-SEA Seattle/Tacoma Intl
39h 10m1 stop Tokyo Haneda
RM 3,237United Airlines
Mon, 7 Dec - Mon, 11 Jan
United Airlines Logo
06:15 - 06:45SEA  Seattle/Tacoma Intl-KUL Kuala Lumpur Intl
32h 30m2 stops Los Angeles Tokyo Haneda
United Airlines Logo
14:15 - 13:20KUL  Kuala Lumpur Intl-SEA Seattle/Tacoma Intl
39h 05m1 stop Tokyo Haneda
RM 3,257United Airlines
Fri, 15 Jan - Sun, 31 Jan
United Airlines Logo
06:29 - 00:15SEA  Seattle/Tacoma Intl-KUL Kuala Lumpur Intl
25h 46m2 stops Los Angeles Tokyo Narita
United Airlines Logo
14:15 - 13:20KUL  Kuala Lumpur Intl-SEA Seattle/Tacoma Intl
39h 05m1 stop Tokyo Haneda
RM 3,269United Airlines
Tue, 6 Oct - Tue, 20 Oct
Korean Air Logo
12:50 - 21:50SEA  Seattle/Tacoma Intl-KUL Kuala Lumpur Intl
42h 00m1 stop Incheon Intl
Korean Air Logo
23:20 - 20:27KUL  Kuala Lumpur Intl-SEA Seattle/Tacoma Intl
36h 07m2 stops Incheon Intl Los Angeles
RM 3,273Korean Air
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 from Seattle to Kuala Lumpur Intl Airport 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 start at RM 2,941. Prices are below average for this route right now, with typical return fares ranging from RM 3,370 to RM 4,538. The lowest price found in the past 5 days was RM 2,941 on Singapore Airlines.

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

Thursday is the cheapest day of the week to fly from Seattle to Kuala Lumpur Intl Airport and is 8% cheaper than the average day. Friday is the most expensive day with flight prices 11% higher than average. Based on deals found by KAYAK users in the last 12 months.

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 RM 2,836 return.
  • December (RM 5,602) and February (RM 4,492) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 97% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

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

Flights from Seattle to Kuala Lumpur Intl Airport are cheapest 25 weeks before departure. Booking in this window typically costs about 46% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Find deals

Key details for Seattle to Kuala Lumpur Intl Airport flights

Low season

September

Cheapest flight

RM 1,422
Best time to beat the crowds but there is an average 13% increase in price.
Most popular time to fly and prices are also 8% lower on average.
Flights from Seattle to Kuala Lumpur Intl Airport

When to book flights from Seattle to Kuala Lumpur Intl

Are your dates flexible? Find out the best times to travel from Seattle to Kuala Lumpur Intl 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 route details based on KAYAK data, including flight times, airports, airlines, and booking questions.

  • 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.

  • 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 cabin classes can I book on flights from Seattle to Kuala Lumpur Intl Airport?

    Only Economy class is available on flights from Seattle to Kuala Lumpur Intl Airport.

  • 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) – 26% of one-stop connections
    • Tokyo Haneda (HND) – 7% of one-stop connections
    • Manila Ninoy Aquino Intl (MNL) – 6% of one-stop connections

    Singapore Changi (SIN) handles the largest share of one-stop connections on this route.

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

    Yes. Being flexible with your travel dates can save you up to 18% on the Seattle to Kuala Lumpur Intl Airport route. Thursday is the cheapest departure day at RM 3,500 return on average, while Friday is the most expensive at RM 4,225, a difference of RM 725. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • 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, World Trade Centre Kuala Lumpur, and Suria KLCC. These are among the most viewed places in Kuala Lumpur Intl Airport on KAYAK.

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

    Last-minute fares on this route (booked within 2 weeks of departure) run 51% above the route average of RM 3,785. Book 25 weeks before departure for the lowest fares.

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

    A direct flight from Seattle to Kuala Lumpur Intl Airport takes 0h 00m, covering 20,884 km.

  • 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 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 RM 1,622, which is 33% below the typical average for this route.

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

    Flying via Taipei City Taiwan Taoyuan Intl (TPE) gives the shortest average 1-stop total travel time of 21h 20m, compared to 21h 31m via Hong Kong Intl (HKG) and 22h 02m 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.

  • 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 RM 44 for economy cars. Top options include:
    • Paradise
    • Galaxy Asia Car Rental
    • SEIYON Rent a Car
    • Europcar
    • GREEN MOTION

  • 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 RM 3,370 to RM 4,538, with an average of RM 3,785 over the past 12 months. Anything below RM 3,370 counts as a good deal.

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 instead of Friday. On this route, Thursday flights average RM 3,500 – about RM 725 less than Friday (17% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 25 weeks before you fly. On this route, that window historically saves about 46% 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 RM 2,836 return in that month – typically RM 2,767 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 Intl

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