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$521+ 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 6/9. Fares are subject to change and may not be available on all flights or dates of travel.
KUL — SEA
Jun 12 — Jun 191
Fri 6/12
Fri 6/19
1 adult, Economy
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Cheap 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 May 13, 2026.

This Qatar Airways deal was found by Cheapflights users on 5/10. 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.
Tue 6/239:30 am
KUL
-
SEA
1 stop41h 55m
Qatar Airways
Tue 6/304:25 pm
SEA
-
KUL
1 stop37h 15m
Qatar Airways
Deal found 5/10$1,011
This Vliegwinkel deal was found by Cheapflights users on 5/12. 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 Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/510:10 am
KUL
-
SEA
1 stop43h 35m
Qatar Airways
Fri 6/194:25 pm
SEA
-
KUL
1 stop24h 30m
Qatar Airways
Deal found 5/12$1,020
This Qatar Airways deal was found by Cheapflights users on 5/10. 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.
Thu 6/259:30 am
KUL
-
SEA
1 stop41h 55m
Qatar Airways
Thu 7/24:25 pm
SEA
-
KUL
1 stop37h 15m
Qatar Airways
Deal found 5/10$1,028
This Kiwi.com deal was found by Cheapflights users on 5/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/1110:10 am
KUL
-
SEA
1 stop43h 35m
Qatar Airways
Wed 6/174:25 pm
SEA
-
KUL
1 stop38h 15m
Qatar Airways
Deal found 5/11$1,036
This United Airlines deal was found by Cheapflights users on 5/9. 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 8/247:15 am
KUL
-
SEA
2 stops31h 11m
United Airlines
Mon 9/144:30 pm
SEA
-
KUL
1 stop22h 30m
United Airlines
Deal found 5/9$1,041
This United Airlines deal was found by Cheapflights users on 5/9. 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 8/247:15 am
KUL
-
SEA
2 stops31h 11m
United Airlines
Fri 9/114:30 pm
SEA
-
KUL
1 stop40h 35m
United Airlines
Deal found 5/9$1,052
This Qatar Airways deal was found by Cheapflights users on 5/12. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/152:40 am
KUL
-
SEA
1 stop24h 45m
Qatar Airways
Mon 8/314:25 pm
SEA
-
KUL
1 stop37h 15m
Qatar Airways
Deal found 5/12$1,053
This Qatar Airways deal was found by Cheapflights users on 5/9. 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.
Sun 5/312:00 am
KUL
-
SEA
1 stop27h 45m
Qatar Airways
Fri 6/125:05 pm
SEA
-
KUL
1 stop37h 35m
Qatar Airways
Deal found 5/9$1,057
This Qatar Airways deal was found by Cheapflights users on 5/11. 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.
Sun 6/710:10 am
KUL
-
SEA
1 stop43h 35m
Qatar Airways
Wed 7/294:25 pm
SEA
-
KUL
1 stop37h 15m
Qatar Airways
Deal found 5/11$1,058

Find 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 May 13, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,011
(Qatar Airways)

One-way from

$521
(Booking.com)

Popular in

June

Cheapest in

October

Average price

$1,112
Provider with most accurate pricing for Kuala Lumpur Intl-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Kuala Lumpur Intl-Seattle/Tacoma Intl flights.
Search Deals
From Kuala Lumpur Intl to Seattle/Tacoma Intl
Search Deals
One-way flight from Kuala Lumpur Intl to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($54 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 0% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

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 May 13, 2026.
Use the filters below to find and compare flights from Kuala Lumpur Intl Airport to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Kuala LumpurSeattle

KUL - SEA

KULSEA

Kuala Lumpur Intl

Sun 6/7

10:10 am-2:45 pm

1 stop43h 35m

Seattle/Tacoma Intl

Wed 7/29

4:25 pm-8:40 pm

1 stop37h 15m

$1,057

Kuala LumpurSeattle

KUL - SEA

KULSEA

Kuala Lumpur Intl

Sun 5/31

2:00 am-2:45 pm

1 stop27h 45m

Seattle/Tacoma Intl

Fri 6/12

5:05 pm-9:40 pm

1 stop37h 35m

$1,057

Kuala LumpurSeattle

KUL - SEA

KULSEA

Kuala Lumpur Intl

Mon 8/31

2:40 am-5:39 pm

2 stops29h 59m

Seattle/Tacoma Intl

Thu 10/8

4:25 pm-7:55 am

1 stop24h 30m

$1,128

Kuala LumpurSeattle

KUL - SEA

KULSEA

Kuala Lumpur Intl

Tue 6/23

9:45 pm-12:25 pm

2 stops29h 40m

Seattle/Tacoma Intl

Tue 6/30

4:25 pm-8:40 pm

1 stop37h 15m

$1,131

Kuala LumpurSeattle

KUL - SEA

KULSEA

Kuala Lumpur Intl

Sat 8/1

5:45 pm-12:25 pm

2 stops33h 40m

Seattle/Tacoma Intl

Wed 8/12

4:25 pm-8:40 pm

1 stop37h 15m

$1,165
Quickest round-trip

Kuala LumpurSeattle

KUL - SEA

KULSEA

Kuala Lumpur Intl

Sun 8/16

12:50 pm-11:59 pm

2 stops26h 09m

Seattle/Tacoma Intl

Sun 8/30

2:10 am-6:00 pm

2 stops24h 50m

$1,211

Kuala LumpurSeattle

KUL - SEA

KULSEA

Kuala Lumpur Intl

Thu 8/27

7:10 pm-12:25 pm

2 stops32h 15m

Seattle/Tacoma Intl

Mon 11/30

4:05 pm-2:10 pm

2 stops30h 05m

$1,240
Cheapest one-way

Kuala LumpurSeattle

KUL - SEA

KULSEA

Kuala Lumpur Intl

Fri 6/26

2:15 am-12:25 pm

1 stop25h 10m

$561

Kuala LumpurSeattle

KUL - SEA

KULSEA

Kuala Lumpur Intl

Thu 6/11

5:50 pm-2:45 pm

2 stops35h 55m

$607
Quickest one-way

Kuala LumpurSeattle

KUL - SEA

KULSEA

Kuala Lumpur Intl

Sun 8/2

2:40 am-12:25 pm

1 stop24h 45m

$637

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/10

Showing 1-10 of 12 resultsSorted by cheapest first
1
2
  • Most accurate provider: When it comes to deals on Kuala Lumpur Intl Airport-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Kuala Lumpur Intl Airport-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Kuala Lumpur Intl Airport-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Kuala Lumpur Intl Airport-Seattle flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Kuala Lumpur Intl Airport-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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?

The best time to book flights from Kuala Lumpur Intl Airport to Seattle is 79 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, October is the cheapest month in which you can book a flight from Kuala Lumpur Intl Airport to Seattle (average of $878). Flying from Kuala Lumpur Intl Airport to Seattle in June is currently the most expensive (average of $1,123). 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.

How much does it cost to fly round-trip from Kuala Lumpur Intl Airport to Seattle?

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 0 different airlines.

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

    Airlines like Qatar Airways fly from Kuala Lumpur Intl Airport to Seattle in about 43h 35m. The time it takes to get you to your destination can typically vary by up to . The distance between Kuala Lumpur Intl Airport and Seattle is about 8063 mi.

  • What are the cheapest airlines to fly from Kuala Lumpur Intl Airport to Seattle one-way?

    To fly one-way, consider booking your trip with Singapore Airlines, which is currently one of the cheapest options available, starting at $429. China Airlines flights start at $594 while deals on EVA Air start at $674 one-way.

  • 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, October is the cheapest month in which you can book a flight from Kuala Lumpur Intl Airport to Seattle (average of $878). Flying from Kuala Lumpur Intl Airport to Seattle in June is currently the most expensive (average of $1,123). 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

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