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$189+ 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 4/25. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — BKK
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
1 adult, Economy
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Cheap 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 December 4, 2025.

This WhyPayMore deal was found by Cheapflights users on 12/3. 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 WhyPayMore is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/271:40 pmSEA - ICN
Nonstop11h 55mAlaska Airlines
Sun 1/258:35 pmICN - SEA
Nonstop10h 10mAlaska Airlines
Deal found 12/3$525
This Air Canada deal was found by Cheapflights users on 12/3. 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.
Sun 12/710:05 amSEA - NRT
1 stop13h 15mAir Canada
Tue 12/96:15 pmNRT - SEA
1 stop13h 16mAir Canada
Deal found 12/3$612
This oojo deal was found by Cheapflights users on 12/2. 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.
Mon 12/2912:10 pmSEA - NRT
Nonstop10h 30mJapan Airlines
Wed 1/217:20 pmNRT - SEA
1 stop30h 38mJapan Airlines
Deal found 12/2$617
This oojo deal was found by Cheapflights users on 12/3. 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 12/3112:10 pmSEA - NRT
Nonstop10h 30mJapan Airlines
Wed 1/287:20 pmNRT - SEA
1 stop12h 14mJapan Airlines
Deal found 12/3$618
This oojo deal was found by Cheapflights users on 12/2. 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 12/3012:10 pmSEA - NRT
Nonstop10h 30mJapan Airlines
Wed 1/146:10 pmNRT - SEA
Nonstop8h 45mJapan Airlines
Deal found 12/2$628
This Air Canada deal was found by Cheapflights users on 12/2. 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.
Sun 12/2810:05 amSEA - NRT
1 stop13h 15mAir Canada
Tue 1/206:15 pmNRT - SEA
1 stop18h 01mAir Canada
Deal found 12/2$636
This CrystalTravel deal was found by Cheapflights users on 12/2. 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.
Sun 12/283:40 pmSEA - HND
Nonstop10h 35mANA
Tue 1/209:15 pmHND - SEA
Nonstop9h 05mANA
Deal found 12/2$645
This Delta deal was found by Cheapflights users on 12/2. 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.
Mon 12/2910:35 amSEA - HND
Nonstop10h 30mDelta
Wed 1/214:50 pmHND - SEA
Nonstop9h 05mDelta
Deal found 12/2$651
This Air Canada deal was found by Cheapflights users on 12/3. 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.
Thu 12/48:00 pmSEA - NRT
1 stop27h 20mAir Canada
Thu 12/116:15 pmNRT - SEA
1 stop18h 01mAir Canada
Deal found 12/3$652
This Air Canada deal was found by Cheapflights users on 12/3. 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 12/510:05 amSEA - NRT
1 stop13h 15mAir Canada
Thu 12/116:15 pmNRT - SEA
1 stop21h 31mAir Canada
Deal found 12/3$653
This Cheapflightsfares deal was found by Cheapflights users on 12/3. 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.
Sun 12/283:40 pmSEA - HND
Nonstop10h 35mANA
Wed 1/219:15 pmHND - SEA
Nonstop9h 05mANA
Deal found 12/3$654
This United Airlines deal was found by Cheapflights users on 12/2. 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.
Sun 12/283:40 pmSEA - HND
Nonstop10h 35mUnited Airlines
Wed 1/219:15 pmHND - SEA
Nonstop9h 05mUnited Airlines
Deal found 12/2$658

Find flight deals from Seattle to Asia

Keep the following information in mind while searching for Seattle to Asia flight deals. Data was last updated December 4, 2025.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$525
(WhyPayMore)

One-way from

$189
(Kissandfly.com)

Popular in

June

Cheapest in

February

Average price

$1,270

Good round-trip deal

$676 or less

Good one-way deal

$315 or less
Provider with most accurate pricing for Seattle/Tacoma Intl-Manila Ninoy Aquino Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Manila Ninoy Aquino Intl flights.
Search Deals
From Seattle/Tacoma Intl to Asia
Search Deals
One-way flight from Seattle/Tacoma Intl to Asia
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($175 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($38 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Seattle/Tacoma Intl to Asia.
Search Deals
Price to beat on a one-way flight from Seattle/Tacoma Intl to Asia.
Search Deals

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 December 4, 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

Fri 1/23

3:45 pm-7:15 pm

Nonstop10h 30m

Tokyo Haneda

Sat 1/31

9:15 pm-1:20 pm

Nonstop9h 05m

$635

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Thu 2/26

3:45 pm-7:15 pm

Nonstop10h 30m

Tokyo Haneda

Mon 3/16

9:15 pm-2:20 pm

Nonstop9h 05m

$635

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Thu 1/15

3:45 pm-7:15 pm

Nonstop10h 30m

Tokyo Haneda

Sat 1/24

9:15 pm-1:20 pm

Nonstop9h 05m

$635

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Fri 2/27

3:45 pm-7:15 pm

Nonstop10h 30m

Tokyo Haneda

Sun 3/8

9:15 pm-2:20 pm

Nonstop9h 05m

$635

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Thu 1/8

3:45 pm-7:15 pm

Nonstop10h 30m

Tokyo Haneda

Sat 1/24

9:15 pm-1:20 pm

Nonstop9h 05m

$637

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Sun 4/19

6:55 pm-12:10 pm

2 stops26h 15m

Taipei City Taiwan Taoyuan Intl

Mon 4/27

1:20 pm-10:40 am

1 stop36h 20m

$652

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Sun 3/15

5:55 pm-11:00 am

2 stops26h 05m

Taipei City Taiwan Taoyuan Intl

Wed 3/25

7:25 pm-10:00 am

1 stop29h 35m

$652

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Sun 3/22

11:46 am-11:00 am

2 stops32h 14m

Taipei City Taiwan Taoyuan Intl

Wed 3/25

7:25 pm-10:00 am

1 stop29h 35m

$652

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Mon 3/16

5:55 pm-6:10 pm

2 stops33h 15m

Taipei City Taiwan Taoyuan Intl

Wed 3/25

7:25 pm-10:00 am

1 stop29h 35m

$652

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Tue 4/21

2:00 pm-12:10 pm

2 stops31h 10m

Taipei City Taiwan Taoyuan Intl

Tue 4/28

6:55 pm-10:40 am

1 stop30h 45m

$652

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/4

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, April is the cheapest month in which you can book a flight from Seattle to Asia (average of $335). Flying from Seattle to Asia in October is currently the most expensive (average of $590). 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 December 4, 2025.

It’s optimal to fly from Seattle 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 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. Friday mornings 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 December 4, 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
8.5
Very good
1,292 reviews

Food

8.1

Comfort

8.3

Entertainment

8.0

Overall

8.5

Boarding

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

TPE - CRK

All was okay except for the medical emergency that happened before our boarding. I wish that the medical emergency response was more immediate.
EVA Air
8.5
Very good
1,292 reviews
EVA Air
8.5
Very good
1,292 reviews

Food

8.1

Comfort

8.3

Entertainment

8.0

Overall

8.5

Boarding

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

TPE - CRK

All was okay except for the medical emergency that happened before our boarding. I wish that the medical emergency response was more immediate.
ANA
8.4
Very good
1,017 reviews
EVA Air
8.5
Very good
1,292 reviews

Food

8.1

Comfort

8.3

Entertainment

8.0

Overall

8.5

Boarding

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

TPE - CRK

All was okay except for the medical emergency that happened before our boarding. I wish that the medical emergency response was more immediate.
Asiana Airlines
8.2
Very good
490 reviews
EVA Air
8.5
Very good
1,292 reviews

Food

8.1

Comfort

8.3

Entertainment

8.0

Overall

8.5

Boarding

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

TPE - CRK

All was okay except for the medical emergency that happened before our boarding. I wish that the medical emergency response was more immediate.
Singapore Airlines
8.1
Very good
1,411 reviews
EVA Air
8.5
Very good
1,292 reviews

Food

8.1

Comfort

8.3

Entertainment

8.0

Overall

8.5

Boarding

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

TPE - CRK

All was okay except for the medical emergency that happened before our boarding. I wish that the medical emergency response was more immediate.
Delta
7.9
Good
8,011 reviews
EVA Air
8.5
Very good
1,292 reviews

Food

8.1

Comfort

8.3

Entertainment

8.0

Overall

8.5

Boarding

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

TPE - CRK

All was okay except for the medical emergency that happened before our boarding. I wish that the medical emergency response was more immediate.

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 EVA Air can get you from Seattle to Asia in just under 10h 30m. Your travel time can differ by up to 15h 45m. 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 $160 on Hawaiian Airlines. Other airlines that offer cheap prices include Philippine Airlines from $229 and Singapore Airlines from $246 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, April is the cheapest month in which you can book a flight from Seattle to Asia (average of $335). Flying from Seattle to Asia in October is currently the most expensive (average of $590). 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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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 December 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$282Average$913FlexibilityNo cancel feeOn-time69%
Hawaiian AirlinesCheapest$282Average$894FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$390Average$931FlexibilityNo cancel feeOn-time75%
SWISSCheapest$584Average$976FlexibilityNo cancel feeOn-time79%
Air CanadaCheapest$612Average$1,079FlexibilityNo cancel feeOn-time67%
Cathay PacificCheapest$622Average$894FlexibilityNo cancel feeOn-time72%
Japan AirlinesCheapest$636Average$904FlexibilityNo cancel feeOn-time79%
American AirlinesCheapest$659Average$997FlexibilityNo cancel feeOn-time71%
China AirlinesCheapest$707Average$1,008FlexibilityNo cancel feeOn-time70%
Virgin AtlanticCheapest$711Average$950FlexibilityNo cancel feeOn-time72%

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