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Cheap flights from Seattle to Kuala Lumpur Intl Airport from RM 1,571

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 23/8. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — KUL
18 Jun — 25 Jun1
1 adult

Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Kuala Lumpur Intl are usually found in October or January, booked 79 days in advance, depart on a Monday or Thursday and return on a Monday

Cheap flight deals from Seattle to Kuala Lumpur Intl

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Kuala Lumpur Intl (KUL). 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 13 June 2025.

Round-trip from

RM 2,842

One-way from

RM 1,571

Popular in

December

Cheapest in

October

Average price

RM 5,856
Singapore Airlines
  • Singapore Airlines
  • 9/9-29/9
  • 2 total stops
  • 65h 20m total
  • Seattle to Kuala Lumpur
Search Deals
Singapore Airlines
  • Singapore Airlines
  • 23/8
  • 1 total stop
  • 18h 30m total
  • Seattle to Kuala Lumpur
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (RM 2,154 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (RM 1,097 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

Find flight deals from Seattle to Kuala Lumpur Intl

Cheapest flights from Seattle to Kuala Lumpur Intl
Explore the most affordable flight options available from Seattle to Kuala Lumpur Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 June 2025.

Thu 2/1010:15SEA - KUL
1 stop38h 55mSingapore Airlines
Thu 16/1018:40KUL - SEA
1 stop29h 05mSingapore Airlines
Deal found 12/6RM 3,099
Mon 6/1001:10SEA - KUL
2 stops27h 10mMultiple Airlines
Tue 21/1011:10KUL - SEA
2 stops23h 10mMultiple Airlines
Deal found 12/6RM 3,500
Thu 4/912:50SEA - KUL
1 stop42h 00mKorean Air
Sun 14/923:10KUL - SEA
1 stop26h 30mKorean Air
Deal found 11/6RM 3,521
Wed 27/810:00SEA - KUL
2 stops29h 00mANA
Sat 6/914:15KUL - SEA
1 stop39h 10mANA
Deal found 12/6RM 3,640
Sat 23/816:30SEA - KUL
1 stop22h 30mUnited Airlines
Thu 25/914:15KUL - SEA
1 stop39h 10mUnited Airlines
Deal found 12/6RM 3,661
Tue 26/801:15SEA - KUL
1 stop23h 55mSTARLUX Airlines
Sat 6/917:10KUL - SEA
1 stop38h 00mSTARLUX Airlines
Deal found 12/6RM 3,935
Wed 16/707:20SEA - KUL
2 stops26h 35mChina Eastern
Tue 22/701:55KUL - SEA
2 stops29h 56mChina Eastern
Deal found 11/6RM 4,070
Mon 6/1001:10SEA - KUL
1 stop21h 15mChina Airlines
Tue 21/1014:45KUL - SEA
2 stops37h 53mChina Airlines
Deal found 12/6RM 4,091
Wed 29/1001:10SEA - KUL
1 stop19h 35mEVA Air
Tue 11/1115:25KUL - SEA
1 stop18h 15mEVA Air
Deal found 12/6RM 4,201
Thu 30/1016:40SEA - KUL
1 stop24h 40mQatar Airways
Mon 10/1102:25KUL - SEA
1 stop25h 20mQatar Airways
Deal found 12/6RM 4,509
Sun 22/612:55SEA - KUL
1 stop41h 55mDelta
Sun 29/623:20KUL - SEA
1 stop29h 20mDelta
Deal found 11/6RM 4,902
Sun 20/711:44SEA - KUL
2 stops41h 26mCathay Pacific
Thu 31/708:10KUL - SEA
2 stops23h 27mCathay Pacific
Deal found 12/6RM 5,176

Cheapflights Fare Finder

Customise your flight search to find flights from Seattle to Kuala Lumpur Intl 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 407,431 searches. Data last updated 13 June 2025.
Use the filters below to find and compare flights from Seattle to Kuala Lumpur Intl Airport that are best for you.

Fly from

Seattle

Fly to

Kuala Lumpur Intl

Route

Departure

Return

Price

SeattleKuala Lumpur

SEA - KUL

SEAKUL

Seattle/Tacoma Intl

Tue 9/9

10:15-17:40

1 stop40h 25m

Kuala Lumpur Intl

Mon 29/9

22:50-08:45

1 stop24h 55m

RM 2,842

SeattleKuala Lumpur

SEA - KUL

SEAKUL

Seattle/Tacoma Intl

Mon 6/10

01:10-19:20

2 stops27h 10m

Kuala Lumpur Intl

Tue 21/10

11:10-19:20

2 stops23h 10m

RM 3,500

SeattleKuala Lumpur

SEA - KUL

SEAKUL

Seattle/Tacoma Intl

Thu 4/9

12:50-21:50

1 stop42h 00m

Kuala Lumpur Intl

Sun 14/9

23:10-10:40

1 stop26h 30m

RM 3,521

SeattleKuala Lumpur

SEA - KUL

SEAKUL

Seattle/Tacoma Intl

Wed 27/8

10:00-06:00

2 stops29h 00m

Kuala Lumpur Intl

Sat 6/9

14:15-14:25

1 stop39h 10m

RM 3,640

SeattleKuala Lumpur

SEA - KUL

SEAKUL

Seattle/Tacoma Intl

Sat 23/8

16:30-06:00

1 stop22h 30m

Kuala Lumpur Intl

Thu 25/9

14:15-14:25

1 stop39h 10m

RM 3,661

SeattleKuala Lumpur

SEA - KUL

SEAKUL

Seattle/Tacoma Intl

Mon 8/9

01:40-13:25

1 stop20h 45m

Kuala Lumpur Intl

Mon 29/9

14:45-19:20

1 stop19h 35m

RM 3,787

SeattleKuala Lumpur

SEA - KUL

SEAKUL

Seattle/Tacoma Intl

Tue 26/8

01:15-16:10

1 stop23h 55m

Kuala Lumpur Intl

Sat 6/9

17:10-16:10

1 stop38h 00m

RM 3,935

SeattleKuala Lumpur

SEA - KUL

SEAKUL

Seattle/Tacoma Intl

Wed 16/7

07:20-00:55

2 stops26h 35m

Kuala Lumpur Intl

Tue 22/7

01:55-16:51

2 stops29h 56m

RM 4,070

SeattleKuala Lumpur

SEA - KUL

SEAKUL

Seattle/Tacoma Intl

Wed 29/10

01:10-11:45

1 stop19h 35m

Kuala Lumpur Intl

Tue 11/11

15:25-17:40

1 stop18h 15m

RM 4,201

SeattleKuala Lumpur

SEA - KUL

SEAKUL

Seattle/Tacoma Intl

Thu 30/10

16:40-08:20

1 stop24h 40m

Kuala Lumpur Intl

Mon 10/11

02:25-11:45

1 stop25h 20m

RM 4,509

Flights are sorted by cheapest return flights first.

Deals found on 13/6

Showing 1-10 of 28 results
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Best time to book a flight from Seattle to Kuala Lumpur Intl

Have a flexible travel schedule? Discover the best time to fly to Kuala Lumpur Intl from Seattle with our price prediction graph.
Estimated return 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 Seattle to Kuala Lumpur Intl Airport

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

Use this chart to determine the optimal time to book a return flight from Seattle to Kuala Lumpur Intl. Price data was last updated on 9 June 2025.

To ensure you get the cheapest price possible for a flight from Seattle to Kuala Lumpur Intl Airport, you should look to book at least 79 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, January is the cheapest month in which you can book a flight from Seattle to Kuala Lumpur Intl Airport (average of RM 43). Flying from Seattle to Kuala Lumpur Intl Airport in September is currently the most expensive (average of RM 75). 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 SEA to KUL?

Find hourly flight availability from Seattle to Kuala Lumpur Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 13 June 2025.

It’s optimal to fly from Seattle to Kuala Lumpur Intl Airport in the morning. By choosing this option you can save up to 21% on the cost of your flight, compared to a flight at midday.

Rainfall in Kuala Lumpur Intl by month

Plan your trip to Kuala Lumpur Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Kuala Lumpur Intl Airport ranges from 120.0 - 280.0 inches per month. November is typically the wettest month, when rainfall can reach 280.0 mm. June is typically the driest time to visit Kuala Lumpur Intl Airport when rainfall is around 120.0 mm.

Temperature in Kuala Lumpur Intl by month

Plan your trip to Kuala Lumpur Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Kuala Lumpur Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 28.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 27.0 C).

Reviews of airlines servicing Kuala Lumpur Intl

Get insights into the airlines that provide service to Kuala Lumpur Intl. 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 Kuala Lumpur Intl. Reviews last updated 13 June 2025.
See what other customers who have flown with STARLUX Airlines, EVA Air and Korean Air from Seattle to Kuala Lumpur have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
STARLUX Airlines
9.1
Wonderful
Check prices

Boarding

9.0

Comfort

9.0

Food

8.8

Overall

9.1

Entertainment

8.9

Crew

9.3

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
STARLUX Airlines
9.1
Wonderful
Check prices

Boarding

9.0

Comfort

9.0

Food

8.8

Overall

9.1

Entertainment

8.9

Crew

9.3

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
1,204 reviews
STARLUX Airlines
9.1
Wonderful
Check prices

Boarding

9.0

Comfort

9.0

Food

8.8

Overall

9.1

Entertainment

8.9

Crew

9.3

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
1,091 reviews
STARLUX Airlines
9.1
Wonderful
Check prices

Boarding

9.0

Comfort

9.0

Food

8.8

Overall

9.1

Entertainment

8.9

Crew

9.3

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.
JAL
8.3
Very Good
1,490 reviews
STARLUX Airlines
9.1
Wonderful
Check prices

Boarding

9.0

Comfort

9.0

Food

8.8

Overall

9.1

Entertainment

8.9

Crew

9.3

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
Check prices

Boarding

9.0

Comfort

9.0

Food

8.8

Overall

9.1

Entertainment

8.9

Crew

9.3

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 Seattle to Kuala Lumpur Intl. 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 from for flights from Seattle to Kuala Lumpur Intl?

    If you book a flight to Kuala Lumpur Intl from Seattle, you will be flying from Seattle/Tacoma Intl, which is the city’s only airport. Seattle/Tacoma Intl (SEA) is located 18.4 km from the centre of Seattle. There are 0 flights from Seattle/Tacoma Intl to Kuala Lumpur Intl per day from 0 different airlines.

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

    Flying on Singapore Airlines is currently your cheapest option to Kuala Lumpur Intl Airport, with prices starting at RM 2,842. Additional round-trip tickets that might be worth considering are offered by Korean Air and ANA, with the lowest prices starting at RM 3,521 and RM 3,640, respectively. Singapore Airlines is currently priced 36% below the average price you’ll pay for this route.

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

    RM 1,571 is the cheapest one-way deal found within the past few days, from Singapore Airlines. You may also be able to find cheap deals on United Airlines and Korean Air, with prices starting from RM 2,111 and RM 2,166, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Seattle to Kuala Lumpur Intl 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 Seattle to Kuala Lumpur Intl Airport?

    Currently, January is the cheapest month in which you can book a flight from Seattle to Kuala Lumpur Intl Airport (average of RM 43). Flying from Seattle to Kuala Lumpur Intl Airport in September is currently the most expensive (average of RM 75). 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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