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$440+ Cheap flights from Kuala Lumpur Intl (KUL) to Seattle (SEA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/20. Fares are subject to change and may not be available on all flights or dates of travel.
KUL — SEA
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
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Cheapflights Tip: The best prices from Kuala Lumpur Intl to Seattle/Tacoma Intl are usually found in October or November, booked 81 days in advance, depart on a Thursday or Tuesday and return on a Tuesday

Cheap flight deals from Kuala Lumpur Intl to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Kuala Lumpur Intl (KUL) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 14, 2025.

Round-trip from

$666
(Trip.com)

One-way from

$440
(Singapore Airlines)

Popular in

December

Cheapest in

October

Average price

$1,079
From Kuala Lumpur Intl to Seattle/Tacoma Intl
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One-way flight from Kuala Lumpur Intl to Seattle/Tacoma Intl
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Highest demand for flights based on searches. 2% potential increase in price ($26 potential increase over avg. RT price).
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Cheapest flight prices on average. 0% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Kuala Lumpur Intl to Seattle

Cheapest flights from Kuala Lumpur Intl to Seattle
Explore the most affordable flight options available from Kuala Lumpur Intl to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

This Trip.com deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2812:25 pmKUL - SEA
1 stop21h 50mPhilippine Airlines
Sun 10/511:35 pmSEA - KUL
1 stop24h 50mPhilippine Airlines
Deal found 8/14$666
This Singapore Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/215:00 pmKUL - SEA
1 stop30h 10mSingapore Airlines
Sun 11/308:45 amSEA - KUL
1 stop32h 45mSingapore Airlines
Deal found 8/12$737
This Mytrip deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/108:40 amKUL - SEA
2 stops22h 30mMultiple Airlines
Tue 9/161:15 amSEA - KUL
2 stops32h 15mMultiple Airlines
Deal found 8/13$918
This United Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/82:15 pmKUL - SEA
1 stop39h 10mUnited Airlines
Mon 9/2211:10 pmSEA - KUL
2 stops33h 45mUnited Airlines
Deal found 8/13$932
This oojo deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1012:50 pmKUL - SEA
1 stop21h 40mEVA Air
Tue 9/1612:30 amSEA - KUL
1 stop22h 45mEVA Air
Deal found 8/13$938
This oojo deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1012:25 pmKUL - SEA
1 stop21h 50mPhilippine Airlines
Wed 9/1711:35 pmSEA - KUL
1 stop20h 45mPhilippine Airlines
Deal found 8/13$939
This Qatar Airways deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/199:30 amKUL - SEA
1 stop42h 15mQatar Airways
Mon 9/294:30 pmSEA - KUL
1 stop37h 25mQatar Airways
Deal found 8/13$952
This Booking.com deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/82:45 pmKUL - SEA
1 stop20h 00mChina Airlines
Sun 9/211:10 amSEA - KUL
1 stop21h 15mChina Airlines
Deal found 8/13$955
This TeaFlight deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TeaFlight is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2112:55 pmKUL - SEA
1 stop21h 15mEVA Air
Sat 11/2912:10 amSEA - KUL
1 stop22h 05mEVA Air
Deal found 8/13$956
This TeaFlight deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TeaFlight is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/133:30 pmKUL - SEA
1 stop19h 00mEVA Air
Sun 11/912:10 amSEA - KUL
1 stop22h 05mEVA Air
Deal found 8/14$958

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kuala Lumpur Intl to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 14, 2025.
Use the filters below to find and compare flights from Kuala Lumpur Intl Airport to Seattle that are best for you.

Fly from

Kuala Lumpur Intl

Fly to

Seattle

Route

Depart

Return

Price

Kuala LumpurSeattle

KUL - SEA

KULSEA

Kuala Lumpur Intl

Sun 9/28

12:25 pm-7:15 pm

1 stop21h 50m

Seattle/Tacoma Intl

Sun 10/5

11:35 pm-3:25 pm

1 stop24h 50m

$666

Kuala LumpurSeattle

KUL - SEA

KULSEA

Kuala Lumpur Intl

Fri 11/21

6:30 pm-7:10 am

1 stop28h 40m

Seattle/Tacoma Intl

Sun 11/30

8:45 am-10:20 am

1 stop33h 35m

$737

Kuala LumpurSeattle

KUL - SEA

KULSEA

Kuala Lumpur Intl

Wed 9/10

8:40 am-4:10 pm

2 stops22h 30m

Seattle/Tacoma Intl

Tue 9/16

1:15 am-12:30 am

2 stops32h 15m

$918

Kuala LumpurSeattle

KUL - SEA

KULSEA

Kuala Lumpur Intl

Mon 9/8

2:15 pm-2:25 pm

1 stop39h 10m

Seattle/Tacoma Intl

Mon 9/22

11:10 pm-11:55 pm

2 stops33h 45m

$932

Kuala LumpurSeattle

KUL - SEA

KULSEA

Kuala Lumpur Intl

Wed 9/10

12:50 pm-7:30 pm

1 stop21h 40m

Seattle/Tacoma Intl

Tue 9/16

12:30 am-2:15 pm

1 stop22h 45m

$938

Kuala LumpurSeattle

KUL - SEA

KULSEA

Kuala Lumpur Intl

Sat 9/13

3:30 pm-6:50 pm

1 stop18h 20m

Seattle/Tacoma Intl

Mon 9/22

1:30 am-11:15 am

1 stop18h 45m

$938

Kuala LumpurSeattle

KUL - SEA

KULSEA

Kuala Lumpur Intl

Wed 9/10

12:25 pm-7:15 pm

1 stop21h 50m

Seattle/Tacoma Intl

Wed 9/17

11:35 pm-11:20 am

1 stop20h 45m

$939

Kuala LumpurSeattle

KUL - SEA

KULSEA

Kuala Lumpur Intl

Fri 9/19

9:30 am-12:45 pm

1 stop42h 15m

Seattle/Tacoma Intl

Mon 9/29

4:30 pm-8:55 pm

1 stop37h 25m

$952

Kuala LumpurSeattle

KUL - SEA

KULSEA

Kuala Lumpur Intl

Mon 9/8

2:45 pm-7:45 pm

1 stop20h 00m

Seattle/Tacoma Intl

Sun 9/21

1:10 am-1:25 pm

1 stop21h 15m

$955

Kuala LumpurSeattle

KUL - SEA

KULSEA

Kuala Lumpur Intl

Fri 11/21

12:55 pm-6:10 pm

1 stop21h 15m

Seattle/Tacoma Intl

Sat 11/29

12:10 am-2:15 pm

1 stop22h 05m

$956

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/12

Showing 1-10 of 17 results
1
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Best time to book a flight from Kuala Lumpur Intl to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Kuala Lumpur Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Kuala Lumpur Intl Airport to Seattle

How far ahead should I book a flight from Kuala Lumpur Intl Airport to Seattle?

Use this chart to determine the optimal time to book a round-trip flight from Kuala Lumpur Intl to Seattle. Price data was last updated on August 8, 2025.

The best time to book flights from Kuala Lumpur Intl Airport to Seattle is 80 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Kuala Lumpur Intl Airport to Seattle?

Currently, January is the cheapest month in which you can book a flight from Kuala Lumpur Intl Airport to Seattle (average of $238). Flying from Kuala Lumpur Intl Airport to Seattle in June is currently the most expensive (average of $389). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from KUL to SEA?

Find hourly flight availability from Kuala Lumpur Intl to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 14, 2025.

It’s optimal to fly from Kuala Lumpur Intl Airport to Seattle in the afternoon. By choosing this option you can save up to 15% on the cost of your flight, compared to a flight at noon.

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated August 14, 2025.
See what other customers who have flown with EVA Air from Kuala Lumpur Intl Airport to Seattle have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,233 reviews

Boarding

8.4

Overall

8.4

Entertainment

8.0

Comfort

8.3

Crew

8.6

Food

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak
EVA Air
8.4
Very good
1,233 reviews
EVA Air
8.4
Very good
1,233 reviews

Boarding

8.4

Overall

8.4

Entertainment

8.0

Comfort

8.3

Crew

8.6

Food

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak

Related info for your journey

Find useful and relevant information for your journey from Kuala Lumpur Intl to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Seattle from Kuala Lumpur Intl?

    Located just 11.4 mi from the city center, Seattle/Tacoma Intl is the airport most travelers will use when flying to Seattle from Kuala Lumpur Intl. Booking flights from Kuala Lumpur Intl to Seattle/Tacoma Intl (SEA) should be relatively easy as there are 0 daily inbound flights from Kuala Lumpur Intl from 1 airline.

  • What is the cheapest airline to fly from Kuala Lumpur Intl Airport to Seattle round-trip?

    Cheapflights users have booked flights from Kuala Lumpur Intl Airport to Seattle round-trip from $969. Users have found that EVA Air is 5% cheaper than the other options available to this destination.

  • Can I find deals for flights from Kuala Lumpur Intl to Seattle that include hotel bookings?

    Yes. In addition to deals on Kuala Lumpur Intl to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Kuala Lumpur Intl to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kuala Lumpur Intl to Seattle.

  • Can I find deals for business class flights from Kuala Lumpur Intl to Seattle?

    Yes. Cheapflights offers flight deals from Kuala Lumpur Intl to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Kuala Lumpur Intl Airport to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Kuala Lumpur Intl Airport to Seattle (average of $238). Flying from Kuala Lumpur Intl Airport to Seattle in June is currently the most expensive (average of $389). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
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Alternative routes for Kuala Lumpur Intl to Seattle

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Kuala Lumpur Intl to Portland flights

Top airline flying from Kuala Lumpur Intl to Seattle

Discover the top airline that operate flights from Kuala Lumpur Intl to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
EVA AirCheapest$969Average$1,159FlexibilityNo cancel feeOn-time74%

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