HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Seattle

$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
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Kuala Lumpur Intl to Seattle with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Kuala Lumpur Intl to Seattle/Tacoma Intl are usually found in October or November, booked 23 days in advance, depart on a Friday or Wednesday 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 June 12, 2025.

Round-trip from

$728
(Singapore Airlines)

One-way from

$440
(Singapore Airlines)

Popular in

December

Cheapest in

October

Average price

$1,078
From Kuala Lumpur Intl to Seattle/Tacoma Intl
Search Deals
One-way flight from Kuala Lumpur Intl to Seattle/Tacoma Intl
Search Deals
High demand for flights, 0% potential price rise
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 June 2025
Search Deals

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 June 12, 2025.

This Singapore Airlines deal was found by Cheapflights users on 6/11. 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 Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/216:40 pmKUL - SEA
1 stop28h 30mSingapore Airlines
Sun 11/308:45 amSEA - KUL
1 stop31h 25mSingapore Airlines
Deal found 6/11$728
This Philippine Airlines deal was found by Cheapflights users on 6/11. 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 Philippine Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2512:45 amKUL - SEA
1 stop34h 50mPhilippine Airlines
Sun 1/1811:55 pmSEA - KUL
1 stop22h 55mPhilippine Airlines
Deal found 6/11$740
This Trip.com deal was found by Cheapflights users on 6/11. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/186:45 amKUL - SEA
2 stops24h 25mMultiple Airlines
Mon 9/291:15 amSEA - KUL
2 stops26h 00mMultiple Airlines
Deal found 6/11$948
This FlightHub deal was found by Cheapflights users on 6/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/182:15 pmKUL - SEA
1 stop39h 10mANA
Tue 9/307:00 amSEA - KUL
2 stops25h 55mANA
Deal found 6/11$952
This Trip.com deal was found by Cheapflights users on 6/11. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/92:45 pmKUL - SEA
1 stop20h 00mChina Airlines
Sat 9/201:10 amSEA - KUL
1 stop21h 15mChina Airlines
Deal found 6/11$956
This United Airlines deal was found by Cheapflights users on 6/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/226:40 pmKUL - SEA
2 stops42h 14mUnited Airlines
Tue 1/137:10 pmSEA - KUL
2 stops37h 05mUnited Airlines
Deal found 6/11$1,022
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2111:55 pmKUL - SEA
2 stops32h 25mDelta
Sun 11/3011:00 amSEA - KUL
1 stop19h 20mDelta
Deal found 6/10$1,030
This Trip.com deal was found by Cheapflights users on 6/12. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1712:50 pmKUL - SEA
1 stop21h 40mEVA Air
Fri 10/241:30 amSEA - KUL
1 stop19h 20mEVA Air
Deal found 6/12$1,040
This Air Canada deal was found by Cheapflights users on 6/10. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/218:30 pmKUL - SEA
2 stops37h 56mAir Canada
Sun 11/308:20 pmSEA - KUL
2 stops35h 55mAir Canada
Deal found 6/10$1,043
This oojo deal was found by Cheapflights users on 6/11. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/185:10 pmKUL - SEA
1 stop38h 00mSTARLUX Airlines
Mon 9/291:15 amSEA - KUL
1 stop23h 55mSTARLUX Airlines
Deal found 6/11$1,052
This FlightHub deal was found by Cheapflights users on 6/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/172:55 amKUL - SEA
1 stop24h 50mQatar Airways
Tue 9/304:30 pmSEA - KUL
1 stop24h 20mQatar Airways
Deal found 6/11$1,114
This Korean Air deal was found by Cheapflights users on 6/11. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2311:55 pmKUL - SEA
1 stop25h 05mKorean Air
Sun 1/1811:00 amSEA - KUL
1 stop19h 20mKorean Air
Deal found 6/11$1,176

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 June 12, 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

Fri 11/21

6:40 pm-7:10 am

1 stop28h 30m

Seattle/Tacoma Intl

Sun 11/30

8:45 am-8:10 am

1 stop31h 25m

$728

Kuala LumpurSeattle

KUL - SEA

KULSEA

Kuala Lumpur Intl

Thu 11/20

12:45 am-7:35 pm

1 stop34h 50m

Seattle/Tacoma Intl

Sun 11/30

11:55 pm-2:50 pm

1 stop22h 55m

$767

Kuala LumpurSeattle

KUL - SEA

KULSEA

Kuala Lumpur Intl

Thu 9/18

6:45 am-4:10 pm

2 stops24h 25m

Seattle/Tacoma Intl

Mon 9/29

1:15 am-6:15 pm

2 stops26h 00m

$948

Kuala LumpurSeattle

KUL - SEA

KULSEA

Kuala Lumpur Intl

Thu 9/18

2:15 pm-2:25 pm

1 stop39h 10m

Seattle/Tacoma Intl

Tue 9/30

7:00 am-11:55 pm

2 stops25h 55m

$952

Kuala LumpurSeattle

KUL - SEA

KULSEA

Kuala Lumpur Intl

Tue 9/9

2:45 pm-7:45 pm

1 stop20h 00m

Seattle/Tacoma Intl

Sat 9/20

1:10 am-1:25 pm

1 stop21h 15m

$956

Kuala LumpurSeattle

KUL - SEA

KULSEA

Kuala Lumpur Intl

Fri 11/21

11:55 pm-4:20 pm

2 stops32h 25m

Seattle/Tacoma Intl

Sun 11/30

11:00 am-10:20 pm

1 stop19h 20m

$1,030

Kuala LumpurSeattle

KUL - SEA

KULSEA

Kuala Lumpur Intl

Fri 10/17

12:50 pm-7:30 pm

1 stop21h 40m

Seattle/Tacoma Intl

Fri 10/24

1:30 am-11:50 am

1 stop19h 20m

$1,040

Kuala LumpurSeattle

KUL - SEA

KULSEA

Kuala Lumpur Intl

Fri 11/21

8:30 pm-10:06 pm

2 stops41h 36m

Seattle/Tacoma Intl

Sun 11/30

8:20 pm-12:15 am

2 stops35h 55m

$1,042

Kuala LumpurSeattle

KUL - SEA

KULSEA

Kuala Lumpur Intl

Thu 9/18

2:15 pm-2:25 pm

1 stop39h 10m

Seattle/Tacoma Intl

Tue 9/30

4:30 pm-6:00 am

1 stop22h 30m

$1,047

Kuala LumpurSeattle

KUL - SEA

KULSEA

Kuala Lumpur Intl

Thu 9/18

5:10 pm-4:10 pm

1 stop38h 00m

Seattle/Tacoma Intl

Mon 9/29

1:15 am-4:10 pm

1 stop23h 55m

$1,052

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 26 results
1
2
3

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 June 9, 2025.

The best time to book flights from Kuala Lumpur Intl Airport to Seattle is 23 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 July is currently the most expensive (average of $391). 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 June 12, 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.

Rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seattle ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit Seattle when rainfall is around 0.7 in.

Temperature in Seattle by month

Plan your trip to Seattle by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

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 June 12, 2025.
STARLUX Airlines
9.1
Wonderful
177 reviews

Boarding

9.0

Food

8.8

Crew

9.3

Comfort

9.0

Overall

9.1

Entertainment

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
STARLUX Airlines
9.1
Wonderful
177 reviews
STARLUX Airlines
9.1
Wonderful
177 reviews

Boarding

9.0

Food

8.8

Crew

9.3

Comfort

9.0

Overall

9.1

Entertainment

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
EVA Air
8.4
Very good
1,202 reviews
STARLUX Airlines
9.1
Wonderful
177 reviews

Boarding

9.0

Food

8.8

Crew

9.3

Comfort

9.0

Overall

9.1

Entertainment

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
Korean Air
8.4
Very good
1,088 reviews
STARLUX Airlines
9.1
Wonderful
177 reviews

Boarding

9.0

Food

8.8

Crew

9.3

Comfort

9.0

Overall

9.1

Entertainment

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
China Airlines
8.3
Very good
738 reviews
STARLUX Airlines
9.1
Wonderful
177 reviews

Boarding

9.0

Food

8.8

Crew

9.3

Comfort

9.0

Overall

9.1

Entertainment

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
ANA
8.3
Very good
882 reviews
STARLUX Airlines
9.1
Wonderful
177 reviews

Boarding

9.0

Food

8.8

Crew

9.3

Comfort

9.0

Overall

9.1

Entertainment

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.

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 are the cheapest airlines flying from Kuala Lumpur Intl Airport to Seattle round-trip?

    Cheapflights users have booked flights from Kuala Lumpur Intl Airport to Seattle round-trip from $728. Other airlines that can offer you cheap pricing are Philippine Airlines, from $767, and ANA, from $952. Users have found that Singapore Airlines is 27% cheaper than the other options available to this destination.

  • 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 $440. Korean Air flights start at $608 while deals on United Airlines start at $656 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, 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 July is currently the most expensive (average of $391). 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 Kuala Lumpur Intl Airport?

Book flights to Kuala Lumpur Intl Airport if you plan to visit one of these locations
SeaTac
Tukwila
Tacoma
Lakewood
Ocean Shores
Lacey
Leavenworth
Federal Way
Lynnwood
Olympia
Shoreline
Kent
Cle Elum
Centralia
Kirkland
Aberdeen
Renton
Shelton
Silverdale
Issaquah

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Kuala Lumpur Intl to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
EVA AirCheapest$969Average$1,162FlexibilityNo cancel feeOn-time74%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.