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$367+ Cheap flights from Southeast Asia 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 10/19. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — SEA
Aug 25 — Sep 11
Mon 8/25
Mon 9/1
1 adult, Economy
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Cheap flight deals from Southeast Asia to Seattle

Keep the following information in mind while searching for Southeast Asia to Seattle flight deals. Data was last updated August 20, 2025.

Round-trip from

$583
(oojo)

One-way from

$367
(Kiwi.com)
From Southeast Asia to Seattle/Tacoma Intl
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One-way flight from Southeast Asia to Seattle/Tacoma Intl
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Find flight deals from Southeast Asia to Seattle

Cheapest flights from Southeast Asia to Seattle
Explore the most affordable flight options available from Southeast Asia to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 20, 2025.

This oojo deal was found by Cheapflights users on 8/18. 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 10/911:20 pmBKK - SEA
1 stop33h 55mPhilippine Airlines
Wed 11/129:30 pmSEA - BKK
1 stop29h 20mPhilippine Airlines
Deal found 8/18$583
This oojo deal was found by Cheapflights users on 8/18. 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.
Sun 9/141:30 pmBKK - SEA
1 stop19h 45mPhilippine Airlines
Sun 9/2111:35 pmSEA - BKK
1 stop28h 05mPhilippine Airlines
Deal found 8/18$611
This Trip.com deal was found by Cheapflights users on 8/18. 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 10/33:35 pmSGN - SEA
1 stop17h 40mPhilippine Airlines
Sun 10/1911:35 pmSEA - SGN
1 stop19h 00mPhilippine Airlines
Deal found 8/18$614
This Trip.com deal was found by Cheapflights users on 8/18. 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 9/3012:20 amSIN - SEA
1 stop33h 55mPhilippine Airlines
Wed 10/811:35 pmSEA - SIN
1 stop32h 45mPhilippine Airlines
Deal found 8/18$622
This oojo deal was found by Cheapflights users on 8/20. 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 10/89:50 amSGN - SEA
1 stop23h 25mPhilippine Airlines
Wed 10/1511:35 pmSEA - SGN
1 stop24h 55mPhilippine Airlines
Deal found 8/20$623
This oojo deal was found by Cheapflights users on 8/18. 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.
Sat 10/256:40 pmBKK - SEA
1 stop38h 55mPhilippine Airlines
Fri 11/79:30 pmSEA - BKK
1 stop29h 20mPhilippine Airlines
Deal found 8/18$624
This Mytrip deal was found by Cheapflights users on 8/18. 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.
Tue 10/218:00 pmSIN - SEA
1 stop38h 15mPhilippine Airlines
Sun 11/169:30 pmSEA - SIN
1 stop29h 40mPhilippine Airlines
Deal found 8/18$625
This Flightnetwork deal was found by Cheapflights users on 8/19. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2210:50 pmSIN - SEA
1 stop28h 40mAsiana Airlines
Sun 11/1612:10 amSEA - SIN
1 stop29h 45mAsiana Airlines
Deal found 8/19$627
This oojo deal was found by Cheapflights users on 8/18. 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.
Tue 9/166:40 pmBKK - SEA
1 stop38h 35mPhilippine Airlines
Wed 10/811:35 pmSEA - BKK
1 stop28h 05mPhilippine Airlines
Deal found 8/18$631
This Trip.com deal was found by Cheapflights users on 8/20. 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.
Sat 10/48:40 pmSIN - SEA
1 stop30h 22mUnited Airlines
Sat 10/117:37 pmSEA - SIN
1 stop31h 48mUnited Airlines
Deal found 8/20$642
This United Airlines deal was found by Cheapflights users on 8/20. 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.
Sat 10/48:40 pmSIN - SEA
1 stop32h 44mUnited Airlines
Sun 10/55:31 pmSEA - SIN
1 stop21h 44mUnited Airlines
Deal found 8/20$644
This United Airlines deal was found by Cheapflights users on 8/18. 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.
Tue 9/98:40 pmSIN - SEA
1 stop30h 27mUnited Airlines
Wed 9/103:19 pmSEA - SIN
1 stop23h 56mUnited Airlines
Deal found 8/18$645

Cheapflights Fare Finder

 
Customize your flight search to find flights from Southeast Asia 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 20, 2025.
Use the filters below to find and compare flights from Southeast Asia to Seattle that are best for you.

Fly from

Southeast Asia

Fly to

Seattle

Route

Depart

Return

Price

Ho Chi Minh CitySeattle

SGN - SEA

SGNSEA

Ho Chi Minh City

Fri 10/3

3:35 pm-7:15 pm

1 stop17h 40m

Seattle/Tacoma Intl

Sun 10/19

11:35 pm-8:35 am

1 stop19h 00m

$614

SingaporeSeattle

SIN - SEA

SINSEA

Singapore Changi

Tue 9/30

12:20 am-7:15 pm

1 stop33h 55m

Seattle/Tacoma Intl

Wed 10/8

11:35 pm-11:20 pm

1 stop32h 45m

$622

Ho Chi Minh CitySeattle

SGN - SEA

SGNSEA

Ho Chi Minh City

Wed 10/8

9:50 am-7:15 pm

1 stop23h 25m

Seattle/Tacoma Intl

Wed 10/15

11:35 pm-2:30 pm

1 stop24h 55m

$623

SingaporeSeattle

SIN - SEA

SINSEA

Singapore Changi

Wed 10/22

10:50 pm-12:30 pm

1 stop28h 40m

Seattle/Tacoma Intl

Sun 11/16

12:10 am-9:55 pm

1 stop29h 45m

$627

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Wed 9/17

1:30 pm-7:15 pm

1 stop19h 45m

Seattle/Tacoma Intl

Wed 10/8

11:35 pm-5:40 pm

1 stop28h 05m

$631

SingaporeSeattle

SIN - SEA

SINSEA

Singapore Changi

Sat 10/4

8:40 pm-12:02 pm

1 stop30h 22m

Seattle/Tacoma Intl

Sat 10/11

7:37 pm-6:25 pm

1 stop31h 48m

$642

SingaporeSeattle

SIN - SEA

SINSEA

Singapore Changi

Sun 10/5

8:45 am-2:24 pm

1 stop20h 39m

Seattle/Tacoma Intl

Sun 10/5

5:31 pm-6:15 am

1 stop21h 44m

$644

SingaporeSeattle

SIN - SEA

SINSEA

Singapore Changi

Fri 10/3

8:40 pm-4:24 pm

1 stop34h 44m

Seattle/Tacoma Intl

Sat 10/4

7:37 pm-6:15 am

1 stop19h 38m

$644

SingaporeSeattle

SIN - SEA

SINSEA

Singapore Changi

Sun 10/5

8:40 pm-4:20 pm

1 stop34h 40m

Seattle/Tacoma Intl

Mon 10/6

7:37 pm-6:15 am

1 stop19h 38m

$644

SingaporeSeattle

SIN - SEA

SINSEA

Singapore Changi

Mon 10/6

8:45 am-4:20 pm

1 stop22h 35m

Seattle/Tacoma Intl

Mon 10/6

7:37 pm-6:15 am

1 stop19h 38m

$644

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/20

Showing 1-10 of 60 results
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Best time to book a flight from Southeast Asia to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Southeast Asia 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 Southeast Asia to Seattle

What is the cheapest month to book a flight from Southeast Asia to Seattle?

Currently, January is the cheapest month in which you can book a flight from Southeast Asia to Seattle (average of $238). Flying from Southeast Asia to Seattle in June is currently the most expensive (average of $388). 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 YJX to SEA?

Find hourly flight availability from Southeast Asia 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 20, 2025.

When flying from Southeast Asia to Seattle, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 20, 2025.
Get a feel of what it's like to fly with EVA Air, Korean Air, and China Airlines from Southeast Asia to Seattle by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,232 reviews

Overall

8.4

Crew

8.6

Food

8.1

Comfort

8.3

Boarding

8.4

Entertainment

8.0

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
1,232 reviews
EVA Air
8.4
Very good
1,232 reviews

Overall

8.4

Crew

8.6

Food

8.1

Comfort

8.3

Boarding

8.4

Entertainment

8.0

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
Korean Air
8.4
Very good
1,131 reviews
EVA Air
8.4
Very good
1,232 reviews

Overall

8.4

Crew

8.6

Food

8.1

Comfort

8.3

Boarding

8.4

Entertainment

8.0

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
China Airlines
8.3
Very good
764 reviews
EVA Air
8.4
Very good
1,232 reviews

Overall

8.4

Crew

8.6

Food

8.1

Comfort

8.3

Boarding

8.4

Entertainment

8.0

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
Asiana Airlines
8.2
Very good
475 reviews
EVA Air
8.4
Very good
1,232 reviews

Overall

8.4

Crew

8.6

Food

8.1

Comfort

8.3

Boarding

8.4

Entertainment

8.0

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
Philippine Airlines
7.2
Good
896 reviews
EVA Air
8.4
Very good
1,232 reviews

Overall

8.4

Crew

8.6

Food

8.1

Comfort

8.3

Boarding

8.4

Entertainment

8.0

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 Southeast Asia 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 Southeast Asia?

    Seattle/Tacoma Intl (SEA) is the airport you will fly into if you book a flight from Southeast Asia to Seattle. It is only a 11.4 mi journey from Seattle/Tacoma Intl (SEA) to Seattle’s city center.

  • How long is the flight from Southeast Asia to Seattle?

    Airlines like Philippine Airlines, Asiana Airlines, and United Airlines fly from Southeast Asia to Seattle in about 17h 40m. The time it takes to get you to your destination can typically vary by up to 12h 42m. The distance between Southeast Asia and Seattle is about 7410 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Southeast Asia to Seattle one-way?

    The cheapest airlines for a one-way flight from Southeast Asia to Seattle are STARLUX Airlines ($367), Philippine Airlines ($398), and Singapore Airlines ($409).

  • What are the most popular routes from Southeast Asia to Seattle?

    The most popular route from Southeast Asia to Seattle is Bangkok Suvarnabhumi - Seattle/Tacoma Intl. You may also consider Jakarta Soekarno-Hatta Intl - Seattle/Tacoma Intl or Singapore Changi - Seattle/Tacoma Intl.

  • Can I find deals for flights from Southeast Asia to Seattle that include hotel bookings?

    Yes. In addition to deals on Southeast Asia to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Southeast Asia to Seattle?

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

  • Can I find deals for business class flights from Southeast Asia to Seattle?

    Yes. Cheapflights offers flight deals from Southeast Asia 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 Southeast Asia to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Southeast Asia to Seattle (average of $238). Flying from Southeast Asia to Seattle in June is currently the most expensive (average of $388). 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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Lynnwood
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Kent
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Federal Way
Shelton

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Alternative routes for Southeast Asia to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
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Incheon Intl to Seattle flights
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Capital to Seattle flights
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Manila to Seattle flights
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Kuala Lumpur Intl to Seattle flights
Haneda to Portland flights
Narita to Portland flights
Chennai to Seattle flights
Incheon Intl to Portland flights
Hong Kong to Seattle flights
Ho Chi Minh City to Seattle flights
Taiwan Taoyuan Intl to Portland flights
Kansai Intl to Seattle flights
Dhaka to Portland flights
Udaipur to Portland flights
Hanoi to Seattle flights
Suvarnabhumi to Portland flights
Itami to Seattle flights
Ahmedabad to Seattle flights
Cochin to Seattle flights
New Delhi to Portland flights
Islamabad to Seattle flights
Visakhapatnam to Seattle flights
Coimbatore to Seattle flights
Chiang Mai to Seattle flights
Angeles City to Seattle flights
Bangalore to Portland flights
Singapore to Portland flights
Denpasar to Seattle flights
Kansai Intl to Portland flights
Iwakuni to Seattle flights

Top 10 airlines flying from Southeast Asia to Seattle

Discover the top 10 airlines that operate flights from Southeast Asia 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 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Philippine AirlinesCheapest$551Average$773FlexibilityNo cancel feeOn-time60%
Asiana AirlinesCheapest$622Average$831FlexibilityNo cancel feeOn-time76%
Korean AirCheapest$660Average$895FlexibilityNo cancel feeOn-time81%
China AirlinesCheapest$684Average$908FlexibilityNo cancel feeOn-time70%
ANACheapest$698Average$979FlexibilityNo cancel feeOn-time80%
STARLUX AirlinesCheapest$703Average$869FlexibilityNo cancel feeOn-timeN/A
EVA AirCheapest$712Average$969FlexibilityNo cancel feeOn-time74%
United AirlinesCheapest$762Average$855FlexibilityNo cancel feeOn-time69%
Singapore AirlinesCheapest$763Average$1,299FlexibilityNo cancel feeOn-time81%
DeltaCheapest$829Average$979FlexibilityNo cancel feeOn-timeN/A

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