What is the cheapest airline that flies from Seattle/Tacoma Intl to Kuala Lumpur?

United Airlines is the most popular carrier operating from Seattle/Tacoma Intl to Kuala Lumpur

What airlines fly to Kuala Lumpur?

Singapore Airlines, United Airlines and EVA Air are the top three most popular airlines that fly to Kuala Lumpur from Seattle according to our data. Singapore Airlines is the first choice among our users, with 63% of people opting to fly with this airline when traveling to Kuala Lumpur. Keep in mind that there are 9 different airlines that fly to Kuala Lumpur on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Kuala Lumpur?

Prices for flights from Seattle/Tacoma Intl Airport to Kuala Lumpur were last updated today.

How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Kuala Lumpur?

The number of operators available for flights from Seattle/Tacoma Intl Airport to Kuala Lumpur is 9 as of September 2026.

How old do you have to be to fly from Seattle/Tacoma Intl Airport to Kuala Lumpur?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Kuala Lumpur.

What documentation or ID do you need to fly to Kuala Lumpur?

The necessary travel and health documents for your Kuala Lumpur trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$348 Cheap Flights from Seattle to Kuala Lumpur in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Seattle to Kuala Lumpur

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:40 am - 9:30 amSEA Seattle/Tacoma Intl-KUL Kuala Lumpur Intl

32h 50m1 stop Singapore Changi

8:35 pm - 7:05 amKUL Kuala Lumpur Intl-SEA Seattle/Tacoma Intl

26h 30m1 stop Singapore Changi

$627Singapore Airlines

Sun, Jan 17 - Mon, Feb 1

8:40 am - 8:55 pmSEA Seattle/Tacoma Intl-KUL Kuala Lumpur Intl

20h 15m1 stop Singapore Changi

11:05 am - 7:05 amKUL Kuala Lumpur Intl-SEA Seattle/Tacoma Intl

36h 00m1 stop Singapore Changi

$766Singapore Airlines

Sun, Nov 8 - Mon, Nov 16

12:50 pm - 9:50 pmSEA Seattle/Tacoma Intl-KUL Kuala Lumpur Intl

42h 00m1 stop Incheon Intl

11:55 pm - 10:05 amKUL Kuala Lumpur Intl-SEA Seattle/Tacoma Intl

25h 10m1 stop Incheon Intl

$780Korean Air

Tue, Oct 20 - Tue, Oct 27

2:30 pm - 9:50 pmSEA Seattle/Tacoma Intl-KUL Kuala Lumpur Intl

40h 20m2 stops Los Angeles Incheon Intl

11:55 pm - 10:05 amKUL Kuala Lumpur Intl-SEA Seattle/Tacoma Intl

25h 10m1 stop Incheon Intl

$785Korean Air

Tue, Oct 20 - Tue, Oct 27

10:10 am - 6:45 amSEA Seattle/Tacoma Intl-KUL Kuala Lumpur Intl

28h 35m2 stops Vancouver Intl Tokyo Haneda

2:15 pm - 1:20 pmKUL Kuala Lumpur Intl-SEA Seattle/Tacoma Intl

39h 05m1 stop Tokyo Haneda

$794ANA

Mon, Jan 18 - Mon, Feb 1

1:00 pm - 9:50 pmSEA Seattle/Tacoma Intl-KUL Kuala Lumpur Intl

41h 50m1 stop Incheon Intl

11:55 pm - 11:51 amKUL Kuala Lumpur Intl-SEA Seattle/Tacoma Intl

27h 56m1 stop Incheon Intl

$794Delta

Mon, Oct 19 - Sun, Nov 8

1:00 pm - 9:50 pmSEA Seattle/Tacoma Intl-KUL Kuala Lumpur Intl

41h 50m1 stop Incheon Intl

11:55 pm - 11:51 amKUL Kuala Lumpur Intl-SEA Seattle/Tacoma Intl

27h 56m1 stop Incheon Intl

$794Delta

Tue, Oct 20 - Wed, Nov 11

3:45 pm - 6:45 amSEA Seattle/Tacoma Intl-KUL Kuala Lumpur Intl

23h 00m1 stop Tokyo Haneda

2:15 pm - 1:20 pmKUL Kuala Lumpur Intl-SEA Seattle/Tacoma Intl

39h 05m1 stop Tokyo Haneda

$799United Airlines

Mon, Jan 18 - Mon, Feb 1

4:30 pm - 6:00 amSEA Seattle/Tacoma Intl-KUL Kuala Lumpur Intl

22h 30m1 stop Tokyo Haneda

2:15 pm - 2:25 pmKUL Kuala Lumpur Intl-SEA Seattle/Tacoma Intl

39h 10m1 stop Tokyo Haneda

$799United Airlines

Mon, Sep 21 - Thu, Oct 8

10:10 am - 6:45 amSEA Seattle/Tacoma Intl-KUL Kuala Lumpur Intl

28h 35m2 stops Vancouver Intl Tokyo Haneda

8:05 am - 8:48 pmKUL Kuala Lumpur Intl-SEA Seattle/Tacoma Intl

28h 43m2 stops Tokyo Narita San Francisco

$806ANA

Mon, Jan 18 - Mon, Feb 1

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Cathay Pacific flights from Seattle to Kuala Lumpur

Our best Cathay Pacific deals on Seattle to Kuala Lumpur flight tickets

Cathay Pacific

Jan 18

SEA10:50 amSeattle/Tacoma Intl

38h 00m

1 stop

KUL4:50 pmKuala Lumpur Intl

Feb 1

KUL5:50 pmKuala Lumpur Intl

30h 55m

1 stop

SEA8:45 amSeattle/Tacoma Intl

$862

Cathay Pacific

Nov 25

SEA10:25 amSeattle/Tacoma Intl

34h 05m

1 stop

KUL12:30 pmKuala Lumpur Intl

Nov 30

KUL5:50 pmKuala Lumpur Intl

30h 55m

1 stop

SEA8:45 amSeattle/Tacoma Intl

$863

United Airlines flights from Seattle to Kuala Lumpur

Our best United Airlines deals on Seattle to Kuala Lumpur flight tickets

United Airlines

Sep 20

SEA4:30 pmSeattle/Tacoma Intl

22h 30m

1 stop

KUL6:00 amKuala Lumpur Intl

Oct 8

KUL2:15 pmKuala Lumpur Intl

39h 10m

1 stop

SEA2:25 pmSeattle/Tacoma Intl

$799

United Airlines

Sep 20

SEA6:32 amSeattle/Tacoma Intl

32h 28m

2 stops

KUL6:00 amKuala Lumpur Intl

Oct 8

KUL2:15 pmKuala Lumpur Intl

39h 10m

1 stop

SEA2:25 pmSeattle/Tacoma Intl

$803

United Airlines

Sep 13

SEA6:32 amSeattle/Tacoma Intl

32h 28m

2 stops

KUL6:00 amKuala Lumpur Intl

Sep 27

KUL2:15 pmKuala Lumpur Intl

39h 10m

1 stop

SEA2:25 pmSeattle/Tacoma Intl

$804

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleKuala Lumpur

SEA Seattle/Tacoma Intl - KUL Kuala Lumpur Intl

SEAKUL

Seattle/Tacoma Intl

Sun 1/17

8:40 am-9:30 am

1 stop32h 50m

Kuala Lumpur Intl

Mon 2/1

8:35 pm-7:05 am

1 stop26h 30m

$627

Quickest round-trip

SeattleKuala Lumpur

SEA Seattle/Tacoma Intl - KUL Kuala Lumpur Intl

SEAKUL

Seattle/Tacoma Intl

Sun 11/8

8:40 am-8:55 pm

1 stop20h 15m

Kuala Lumpur Intl

Mon 11/16

11:05 am-7:05 am

1 stop36h 00m

$766

SeattleKuala Lumpur

SEA Seattle/Tacoma Intl - KUL Kuala Lumpur Intl

SEAKUL

Seattle/Tacoma Intl

Tue 10/20

12:50 pm-9:50 pm

1 stop42h 00m

Kuala Lumpur Intl

Tue 10/27

11:55 pm-10:05 am

1 stop25h 10m

$780

SeattleKuala Lumpur

SEA Seattle/Tacoma Intl - KUL Kuala Lumpur Intl

SEAKUL

Seattle/Tacoma Intl

Tue 10/20

2:30 pm-9:50 pm

2 stops40h 20m

Kuala Lumpur Intl

Tue 10/27

11:55 pm-10:05 am

1 stop25h 10m

$785

SeattleKuala Lumpur

SEA Seattle/Tacoma Intl - KUL Kuala Lumpur Intl

SEAKUL

Seattle/Tacoma Intl

Mon 1/18

10:10 am-6:45 am

2 stops28h 35m

Kuala Lumpur Intl

Mon 2/1

2:15 pm-1:20 pm

1 stop39h 05m

$794

SeattleKuala Lumpur

SEA Seattle/Tacoma Intl - KUL Kuala Lumpur Intl

SEAKUL

Seattle/Tacoma Intl

Mon 10/19

1:00 pm-9:50 pm

1 stop41h 50m

Kuala Lumpur Intl

Sun 11/8

11:55 pm-11:51 am

1 stop27h 56m

$794

SeattleKuala Lumpur

SEA Seattle/Tacoma Intl - KUL Kuala Lumpur Intl

SEAKUL

Seattle/Tacoma Intl

Tue 10/20

1:00 pm-9:50 pm

1 stop41h 50m

Kuala Lumpur Intl

Wed 11/11

11:55 pm-11:51 am

1 stop27h 56m

$794

SeattleKuala Lumpur

SEA Seattle/Tacoma Intl - KUL Kuala Lumpur Intl

SEAKUL

Seattle/Tacoma Intl

Mon 1/18

3:45 pm-6:45 am

1 stop23h 00m

Kuala Lumpur Intl

Mon 2/1

2:15 pm-1:20 pm

1 stop39h 05m

$799

SeattleKuala Lumpur

SEA Seattle/Tacoma Intl - KUL Kuala Lumpur Intl

SEAKUL

Seattle/Tacoma Intl

Mon 9/21

4:30 pm-6:00 am

1 stop22h 30m

Kuala Lumpur Intl

Thu 10/8

2:15 pm-2:25 pm

1 stop39h 10m

$799

SeattleKuala Lumpur

SEA Seattle/Tacoma Intl - KUL Kuala Lumpur Intl

SEAKUL

Seattle/Tacoma Intl

Mon 1/18

10:10 am-6:45 am

2 stops28h 35m

Kuala Lumpur Intl

Mon 2/1

8:05 am-8:48 pm

2 stops28h 43m

$806

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Seattle to Kuala Lumpur

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the typical price of a round-trip flight between Seattle and Kuala Lumpur?

Prices are currently low for flights on this route.

Typical prices usually range from $798 to $1,101.
The lowest price recently found on this route was $627.

What is the cheapest month to fly to Kuala Lumpur?

In general, May is the cheapest month to fly from Seattle to Kuala Lumpur. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $585. If you aren’t able to travel during the month of May, then book flights to Kuala Lumpur from Seattle during November instead. Flights to Kuala Lumpur in November, while not as cheap as those in May, still average around $735.

How far in advance should I book a flight from Seattle to Kuala Lumpur?

You are more likely to see cheaper flights to Kuala Lumpur from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Kuala Lumpur for around $902 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Kuala Lumpur from Seattle for as low as $745 on momondo.

Cheap Seattle to Kuala Lumpur flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Kuala Lumpur

Best Price Found	$348
Fastest flight time	19h 45m
Direct flights	None

The best one-way flight to Kuala Lumpur from Seattle in the past 72 hours is $348. The best round-trip flight deal from Seattle to Kuala Lumpur found on momondo in the last 72 hours is $627.

The fastest flight from Seattle to Kuala Lumpur takes 19h 45m

There are no direct flights from Seattle to Kuala Lumpur. There are no popular flight routes from Seattle to Kuala Lumpur.

Search flight deals

Frequently asked questions about flying from Seattle to Kuala Lumpur

How far is Seattle/Tacoma Intl to Kuala Lumpur by plane?
The straight-line distance from Seattle/Tacoma Intl to Kuala Lumpur is 8031.9 mi. 19h 45m is a normal flight duration for this route.
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Kuala Lumpur?
Prices for flights from Seattle/Tacoma Intl Airport to Kuala Lumpur were last updated today.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Kuala Lumpur?
The number of operators available for flights from Seattle/Tacoma Intl Airport to Kuala Lumpur is 9 as of September 2026.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Kuala Lumpur?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Kuala Lumpur.
What documentation or ID do you need to fly to Kuala Lumpur?
The necessary travel and health documents for your Kuala Lumpur trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Seattle to Kuala Lumpur

Compare and see reviews for airlines that fly from Seattle to Kuala Lumpur with momondo

Airline	Rating	Free Cancellation	Price
Singapore Airlines	PriceFrom $585	Free Cancellation	Rating 8.2 1,596 reviews	Search Singapore Airlines flights
Cathay Pacific	PriceFrom $639	Free Cancellation	Rating 7.6 1,473 reviews	Search Cathay Pacific flights
Philippine Airlines	PriceFrom $672	Free Cancellation	Rating 7.3 1,025 reviews	Search Philippine Airlines flights
United Airlines	PriceFrom $694	Free Cancellation	Rating 7.4 10,174 reviews	Search United Airlines flights
Korean Air	PriceFrom $747	Free Cancellation	Rating 8.4 1,221 reviews	Search Korean Air flights
ANA	PriceFrom $795	Free Cancellation	Rating 8.3 1,312 reviews	Search ANA flights
China Airlines	PriceFrom $931	Free Cancellation	Rating 8.3 844 reviews	Search China Airlines flights
EVA Air	PriceFrom $960	Free Cancellation	Rating 8.5 1,522 reviews	Search EVA Air flights
STARLUX Airlines	PriceFrom $965	Free Cancellation	Rating 8.7 376 reviews	Search STARLUX Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Kuala Lumpur?

Finding the right flight to Kuala Lumpur from Seattle is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Kuala Lumpur quick and easy, saving you time and money.

Can I find flights from Seattle to Kuala Lumpur with flexible booking policies on momondo?

Flights from Seattle to Kuala Lumpur with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Seattle to Kuala Lumpur?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Seattle to Kuala Lumpur.

I’m not ready to book a flight from Seattle to Kuala Lumpur right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Seattle to Kuala Lumpur flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Fly into one of these airports located in Kuala Lumpur

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Kuala Lumpur Subang Airport

Cheap flights from Seattle to Kuala Lumpur from $348

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Kuala Lumpur departing on 1/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Cathay Pacific flights from Seattle to Kuala Lumpur

Our best Cathay Pacific deals on Seattle to Kuala Lumpur flight tickets

United Airlines flights from Seattle to Kuala Lumpur

Our best United Airlines deals on Seattle to Kuala Lumpur flight tickets

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See travel insights to Kuala Lumpur from

How to get the cheapest flight ticket from Seattle to Kuala Lumpur

What is the typical price of a round-trip flight between Seattle and Kuala Lumpur?

What is the cheapest month to fly to Kuala Lumpur?

How far in advance should I book a flight from Seattle to Kuala Lumpur?

What is the cheapest airline that flies from Seattle/Tacoma Intl to Kuala Lumpur?

What airlines fly to Kuala Lumpur?

Cheap Seattle to Kuala Lumpur flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Seattle to Kuala Lumpur

Best airlines flying from Seattle to Kuala Lumpur

Compare and see reviews for airlines that fly from Seattle to Kuala Lumpur with momondo

Why use momondo?

An easier way to manage your Kuala Lumpur trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Malaysia

Fly into one of these airports located in Kuala Lumpur

Airports listed have a maximum distance of 27.8 mi from Kuala Lumpur

Fly your favorite airline to Kuala Lumpur

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