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$281+ Cheap flights from Washington 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 2/16. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — BKK
Nov 27 — Dec 41
Thu 11/27
Thu 12/4
1 adult, Economy
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Cheap flight deals from Washington to Asia

Keep the following information in mind while searching for Washington to Asia flight deals. Data was last updated October 28, 2025.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$637
(Hawaiian Airlines)

One-way from

$281
(Cheapflightsfares)

Popular in

June

Cheapest in

September

Average price

$797

Good round-trip deal

$666 or less

Good one-way deal

$309 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 Washington to Asia
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One-way flight from Washington to Asia
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Highest demand for flights based on searches. 15% potential increase in price ($164 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($38 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 Washington to Asia.
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Price to beat on a one-way flight from Washington to Asia.
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Find flight deals from Washington to Asia

Cheapest flights from Washington to Asia
Explore the most affordable flight options available from Washington to Asia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 28, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 10/27. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/113:40 pmSEA - HND
Nonstop10h 35mANA
Tue 11/184:25 pmHND - SEA
1 stop14h 13mANA
Deal found 10/27$637
This Cheapflightsfares deal was found by Cheapflights users on 10/27. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/117:28 pmSEA - NRT
1 stop26h 32mANA
Sun 11/234:45 pmNRT - SEA
1 stop13h 53mANA
Deal found 10/27$638
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Thu 11/273:40 pmSEA - HND
Nonstop10h 35mUnited Airlines
Sat 12/139:15 pmHND - SEA
Nonstop9h 05mUnited Airlines
Deal found 10/27$638
This Kissandfly.com deal was found by Cheapflights users on 10/28. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/277:00 amSEA - HND
1 stop14h 50mLufthansa
Sat 12/1310:55 pmHND - SEA
1 stop18h 55mLufthansa
Deal found 10/28$639
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Fri 11/215:30 amSEA - HND
1 stop16h 20mUnited Airlines
Mon 12/19:15 pmHND - SEA
Nonstop9h 05mUnited Airlines
Deal found 10/27$640
This Kissandfly.com deal was found by Cheapflights users on 10/27. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2712:41 pmSEA - NRT
1 stop34h 14mMultiple Airlines
Sat 12/135:00 pmNRT - SEA
1 stop18h 28mMultiple Airlines
Deal found 10/27$641
This Cheapflightsfares deal was found by Cheapflights users on 10/27. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/125:30 amSEA - HND
1 stop16h 20mANA
Wed 11/194:25 pmHND - SEA
1 stop14h 13mANA
Deal found 10/27$641
This Cheapflightsfares deal was found by Cheapflights users on 10/27. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/125:30 amSEA - NRT
1 stop16h 30mANA
Wed 11/195:00 pmNRT - SEA
1 stop13h 38mANA
Deal found 10/27$642
This Cheapflightsfares deal was found by Cheapflights users on 10/26. 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 Cheapflightsfares 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
Tue 2/39:15 pmHND - SEA
Nonstop9h 05mANA
Deal found 10/26$643
This Kiwi.com deal was found by Cheapflights users on 10/25. 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.
Mon 11/243:22 pmSEA - NRT
1 stop30h 03mMultiple Airlines
Sat 12/132:45 pmNRT - SEA
1 stop15h 45mMultiple Airlines
Deal found 10/25$644
This Cheapflightsfares deal was found by Cheapflights users on 10/28. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/113:40 pmSEA - HND
Nonstop10h 35mANA
Sun 11/239:15 pmHND - SEA
Nonstop9h 05mANA
Deal found 10/28$644
This CrystalTravel deal was found by Cheapflights users on 10/26. 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.
Sat 12/67:29 pmSEA - HND
1 stop26h 21mANA
Wed 12/179:15 pmHND - SEA
Nonstop9h 05mANA
Deal found 10/26$645

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington 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 28, 2025.
Use the filters below to find and compare flights from Washington to Asia that are best for you.

Fly from

Washington

Fly to

Asia

Route

Depart

Return

Price

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Tue 11/11

3:40 pm-7:15 pm

Nonstop10h 35m

Tokyo Haneda

Thu 11/20

9:15 pm-1:20 pm

Nonstop9h 05m

$658

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Thu 11/27

7:00 am-3:00 pm

1 stop15h 00m

Tokyo Narita

Fri 12/5

5:30 pm-4:09 pm

1 stop15h 39m

$663

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Sun 12/7

3:40 pm-7:15 pm

Nonstop10h 35m

Tokyo Haneda

Wed 12/17

9:15 pm-1:20 pm

Nonstop9h 05m

$671

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Tue 12/2

3:40 pm-7:15 pm

Nonstop10h 35m

Tokyo Haneda

Wed 12/17

9:15 pm-1:20 pm

Nonstop9h 05m

$671

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Mon 12/1

12:05 pm-4:00 pm

Nonstop10h 55m

Tokyo Narita

Thu 12/11

6:30 pm-10:50 am

Nonstop9h 20m

$672

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Sun 11/30

10:15 am-2:05 pm

Nonstop10h 50m

Tokyo Haneda

Tue 12/16

4:50 pm-8:45 am

Nonstop8h 55m

$672

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Wed 12/3

7:00 am-3:20 pm

1 stop15h 20m

Tokyo Narita

Wed 12/10

5:30 pm-9:00 pm

2 stops20h 30m

$674

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Wed 12/3

11:00 am-7:30 pm

1 stop15h 30m

Tokyo Narita

Mon 12/22

8:40 pm-9:00 am

1 stop29h 20m

$690

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Wed 11/12

11:00 am-9:05 pm

1 stop17h 05m

Tokyo Narita

Wed 11/26

8:40 pm-9:00 am

1 stop29h 20m

$690

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Sun 11/9

11:00 am-12:25 pm

1 stop32h 25m

Tokyo Narita

Tue 11/25

9:15 am-9:00 am

1 stop16h 45m

$690

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

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

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

What is the cheapest month to book a flight from State of Washington to Asia?

Currently, August is the cheapest month in which you can book a flight from State of Washington to Asia (average of $207). Flying from State of Washington 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 WA to AS?

Find hourly flight availability from Washington 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 28, 2025.

It’s optimal to fly from State of Washington to Asia in the evening. By choosing this option you can save up to 11% on the cost of your flight, compared to a flight in the morning.

What is the cheapest day to fly from State of Washington to Asia?

Use this chart to determine the cheapest time to fly round-trip from Washington to Asia. Price data was last updated on October 27, 2024.

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

Related info for your journey

Find useful and relevant information for your journey from Washington to Asia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from State of Washington to Asia?

    A quick flight from State of Washington to Asia can take about 10h 35m. United Airlines provides one of the quickest options available for as low as $658. Airlines will cover a distance of 4788 mi. Generally, flights for this route are nonstop.

  • What are the cheapest airlines to fly from State of Washington to Asia one-way?

    The cheapest airlines for a one-way flight from State of Washington to Asia are ANA ($281), United Airlines ($289), and Alaska Airlines ($346).

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Washington 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 State of Washington to Asia?

    Currently, August is the cheapest month in which you can book a flight from State of Washington to Asia (average of $207). Flying from State of Washington 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

Browse thousands of different options on Cheapflights for your next trip

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See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Washington to Asia

Discover the top 10 airlines that operate flights from Washington 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 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$190Average$1,161FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$282Average$948FlexibilityNo cancel feeOn-time69%
Hawaiian AirlinesCheapest$282Average$908FlexibilityNo cancel feeOn-time85%
Air CanadaCheapest$498Average$1,018FlexibilityNo cancel feeOn-time67%
Japan AirlinesCheapest$569Average$982FlexibilityNo cancel feeOn-time79%
Cathay PacificCheapest$622Average$1,015FlexibilityNo cancel feeOn-time72%
American AirlinesCheapest$659Average$996FlexibilityNo cancel feeOn-time71%
SWISSCheapest$706Average$1,003FlexibilityNo cancel feeOn-time79%
Virgin AtlanticCheapest$725Average$1,024FlexibilityNo cancel feeOn-time72%
STARLUX AirlinesCheapest$739Average$986FlexibilityNo cancel feeOn-timeN/A

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