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$297+ Cheap flights from Seattle (SEA) to Asia

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 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — BKK
Nov 15 — Nov 221
Sat 11/15
Sat 11/22
1 adult, Economy
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Cheap flight deals from Seattle to Asia

Keep the following information in mind while searching for Seattle to Asia flight deals. Data was last updated October 16, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$636
(Gotogate)

One-way from

$297
(Trip.com)

Popular in

June

Cheapest in

September

Average price

$797

Good round-trip deal

$674 or less

Good one-way deal

$296 or less
Provider with most accurate pricing for Seattle/Tacoma Intl-Manila Ninoy Aquino Intl flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Manila Ninoy Aquino Intl flights.
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From Seattle/Tacoma Intl to Asia
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One-way flight from Seattle/Tacoma Intl to Asia
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Highest demand for flights based on searches. 14% potential increase in price ($162 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($37 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Price to beat on a round-trip flight from Seattle/Tacoma Intl to Asia.
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Price to beat on a one-way flight from Seattle/Tacoma Intl to Asia.
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Find flight deals from Seattle to Asia

Cheapest flights from Seattle to Asia
Explore the most affordable flight options available from Seattle to Asia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 16, 2025.

This KAYAK deal was found by Cheapflights users on 10/16. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/212:10 pmSEA - NRT
Nonstop10h 30mJapan Airlines
Fri 12/127:20 pmNRT - SEA
1 stop12h 21mJapan Airlines
Deal found 10/16$636
This Kiwi.com deal was found by Cheapflights users on 10/16. 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.
Sat 11/2911:10 pmSEA - NRT
1 stop20h 35mMultiple Airlines
Sun 12/142:45 pmNRT - SEA
1 stop15h 45mMultiple Airlines
Deal found 10/16$638
This CrystalTravel deal was found by Cheapflights users on 10/16. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/37:00 amSEA - HND
1 stop14h 50mANA
Thu 12/184:25 pmHND - SEA
1 stop17h 27mANA
Deal found 10/16$638
This CrystalTravel deal was found by Cheapflights users on 10/15. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/295:30 amSEA - NRT
1 stop17h 30mANA
Tue 11/114:45 pmNRT - SEA
1 stop13h 53mANA
Deal found 10/15$639
This KAYAK deal was found by Cheapflights users on 10/15. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/212:10 pmSEA - NRT
Nonstop10h 30mJapan Airlines
Tue 12/236:10 pmNRT - SEA
Nonstop8h 40mJapan Airlines
Deal found 10/15$640
This Gotogate deal was found by Cheapflights users on 10/15. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/911:00 amSEA - HND
1 stop18h 50mKorean Air
Mon 11/242:00 amHND - SEA
1 stop24h 00mKorean Air
Deal found 10/15$640
This Kiwi.com deal was found by Cheapflights users on 10/16. 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.
Sun 11/3011:10 pmSEA - NRT
1 stop20h 35mMultiple Airlines
Sat 12/132:45 pmNRT - SEA
1 stop15h 45mMultiple Airlines
Deal found 10/16$641
This CrystalTravel deal was found by Cheapflights users on 10/15. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/313:45 pmSEA - HND
Nonstop10h 30mANA
Thu 1/1512:00 pmHND - SEA
2 stops20h 44mANA
Deal found 10/15$642
This Kiwi.com deal was found by Cheapflights users on 10/15. 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.
Sat 11/2211:10 pmSEA - NRT
1 stop20h 35mMultiple Airlines
Thu 12/42:45 pmNRT - SEA
1 stop15h 45mMultiple Airlines
Deal found 10/15$643
This CrystalTravel deal was found by Cheapflights users on 10/15. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/87:29 pmSEA - HND
1 stop26h 21mANA
Fri 12/264:25 pmHND - SEA
1 stop21h 42mANA
Deal found 10/15$643
This flugladen.de deal was found by Cheapflights users on 10/15. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/3011:10 pmSEA - NRT
1 stop23h 50mMultiple Airlines
Tue 12/166:10 pmNRT - SEA
Nonstop8h 40mMultiple Airlines
Deal found 10/15$644
This FlightHub deal was found by Cheapflights users on 10/15. 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.
Sat 12/61:30 pmSEA - NRT
1 stop33h 30mJapan Airlines
Wed 12/177:20 pmNRT - SEA
1 stop30h 42mJapan Airlines
Deal found 10/15$645

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Asia 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 October 16, 2025.
Use the filters below to find and compare flights from Seattle to Asia that are best for you.

Fly from

Seattle

Fly to

Asia

Route

Depart

Return

Price

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Sun 11/30

3:40 pm-7:15 pm

Nonstop10h 35m

Tokyo Haneda

Tue 12/16

9:15 pm-1:20 pm

Nonstop9h 05m

$659

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Wed 1/14

9:00 am-4:50 am

2 stops26h 50m

Tokyo Haneda

Thu 1/22

4:25 pm-4:29 pm

2 stops17h 04m

$660

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Tue 12/2

7:00 am-2:50 pm

1 stop14h 50m

Tokyo Haneda

Fri 12/19

9:15 pm-1:20 pm

Nonstop9h 05m

$663

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Wed 12/3

5:30 am-3:00 pm

1 stop16h 30m

Tokyo Narita

Wed 12/10

5:30 pm-9:00 pm

2 stops20h 30m

$675

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Tue 11/11

11:00 am-9:05 pm

1 stop17h 05m

Tokyo Narita

Mon 11/24

8:40 pm-9:00 am

1 stop29h 20m

$678

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Sun 11/16

11:00 am-12:25 pm

1 stop32h 25m

Tokyo Narita

Mon 12/8

5:10 pm-9:00 am

1 stop32h 50m

$678

SeattleBangkok

SEA - BKK

SEABKK

Seattle/Tacoma Intl

Sat 1/17

12:10 am-10:00 pm

1 stop30h 50m

Bangkok Suvarnabhumi

Thu 3/12

11:55 pm-2:55 pm

1 stop29h 00m

$687

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Fri 12/5

11:00 am-11:00 am

1 stop32h 00m

Taipei City Taiwan Taoyuan Intl

Wed 12/10

7:25 pm-9:00 am

1 stop29h 35m

$689

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Sun 11/16

12:10 am-5:55 pm

1 stop24h 45m

Tokyo Narita

Sun 4/5

7:25 pm-2:55 pm

1 stop35h 30m

$690

SeattleBangkok

SEA - BKK

SEABKK

Seattle/Tacoma Intl

Thu 1/15

11:25 am-12:45 am

1 stop22h 20m

Bangkok Suvarnabhumi

Sat 3/14

12:55 am-2:20 pm

1 stop27h 25m

$694

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/16

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

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

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

Currently, August is the cheapest month in which you can book a flight from Seattle to Asia (average of $206). Flying from Seattle to Asia in June is currently the most expensive (average of $683). 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 AS?

Find hourly flight availability from Seattle to Asia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 16, 2025.

It’s optimal to fly from Seattle to Asia in the morning. By choosing this option you can save up to 8% on the cost of your flight, compared to a flight in the afternoon.

What is the cheapest day to fly from Seattle to Asia?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Asia. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Seattle to Asia flight should consider departing on Sunday afternoons when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Asia

Get insights into the airlines that provide service to Asia. 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 Asia. Reviews last updated October 16, 2025.
See what other customers who have flown with EVA Air, ANA, and Asiana Airlines from Seattle to Asia have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,251 reviews

Comfort

8.3

Entertainment

8.0

Overall

8.4

Crew

8.6

Boarding

8.4

Food

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

TPE - SEA

The flight and crew were exceptional as always when I fly with EVA.
EVA Air
8.4
Very good
1,251 reviews
EVA Air
8.4
Very good
1,251 reviews

Comfort

8.3

Entertainment

8.0

Overall

8.4

Crew

8.6

Boarding

8.4

Food

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

TPE - SEA

The flight and crew were exceptional as always when I fly with EVA.
ANA
8.4
Very good
986 reviews
EVA Air
8.4
Very good
1,251 reviews

Comfort

8.3

Entertainment

8.0

Overall

8.4

Crew

8.6

Boarding

8.4

Food

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

TPE - SEA

The flight and crew were exceptional as always when I fly with EVA.
Asiana Airlines
8.2
Very good
486 reviews
EVA Air
8.4
Very good
1,251 reviews

Comfort

8.3

Entertainment

8.0

Overall

8.4

Crew

8.6

Boarding

8.4

Food

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

TPE - SEA

The flight and crew were exceptional as always when I fly with EVA.
Singapore Airlines
8.1
Very good
1,382 reviews
EVA Air
8.4
Very good
1,251 reviews

Comfort

8.3

Entertainment

8.0

Overall

8.4

Crew

8.6

Boarding

8.4

Food

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

TPE - SEA

The flight and crew were exceptional as always when I fly with EVA.
Delta
7.9
Good
7,977 reviews
EVA Air
8.4
Very good
1,251 reviews

Comfort

8.3

Entertainment

8.0

Overall

8.4

Crew

8.6

Boarding

8.4

Food

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

TPE - SEA

The flight and crew were exceptional as always when I fly with EVA.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Asia. 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 Asia?

    If you book a flight to Asia from Seattle, you will be flying from Seattle/Tacoma Intl, which is the city’s only airport. Seattle/Tacoma Intl (SEA) is located 11.4 mi from the center of Seattle.

  • How long is the flight from Seattle to Asia?

    United Airlines, Korean Air, and Asiana Airlines can get you from Seattle to Asia in just under 10h 35m. Your travel time can differ by up to 20h 15m. Seattle and Asia are separated by a distance of 4788 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    One-way options have recently been found by users for as low as $344 on Asiana Airlines. Other airlines that offer cheap prices include Alaska Airlines from $346 and Hawaiian Airlines from $346 one-way.

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

    Most travelers choose Seattle/Tacoma Intl - Tokyo Narita, Seattle/Tacoma Intl - Tokyo Haneda or Seattle/Tacoma Intl - Bangkok Suvarnabhumi when deciding on the best route from Seattle to Asia.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Seattle to Asia (average of $206). Flying from Seattle to Asia in June is currently the most expensive (average of $683). 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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Alternative routes for Seattle to Asia

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Top 10 airlines flying from Seattle to Asia

Discover the top 10 airlines that operate flights from Seattle to Asia. 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 October 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$190Average$1,252FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$282Average$917FlexibilityNo cancel feeOn-time69%
Hawaiian AirlinesCheapest$282Average$1,005FlexibilityNo cancel feeOn-time85%
Air CanadaCheapest$498Average$1,024FlexibilityNo cancel feeOn-time67%
Japan AirlinesCheapest$569Average$916FlexibilityNo cancel feeOn-time79%
Cathay PacificCheapest$622Average$1,123FlexibilityNo cancel feeOn-time72%
American AirlinesCheapest$659Average$996FlexibilityNo cancel feeOn-time71%
SWISSCheapest$706Average$1,028FlexibilityNo cancel feeOn-time79%
Virgin AtlanticCheapest$730Average$1,027FlexibilityNo cancel feeOn-time72%
STARLUX AirlinesCheapest$739Average$986FlexibilityNo cancel feeOn-timeN/A

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