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$277+ 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 3/19. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — BKK
Feb 5 — Feb 121
Thu 2/5
Thu 2/12
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 January 6, 2026.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$610
(CrystalTravel)

One-way from

$277
(FlightHub)

Popular in

June

Cheapest in

February

Average price

$783

Good round-trip deal

$651 or less

Good one-way deal

$310 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. 16% potential increase in price ($183 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($39 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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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 January 6, 2026.

This CrystalTravel deal was found by Cheapflights users on 1/4. 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.
Tue 3/312:30 pmSEA - NRT
Nonstop10h 10mJapan Airlines
Wed 3/116:10 pmNRT - SEA
Nonstop8h 45mJapan Airlines
Deal found 1/4$610
This SmartFares deal was found by Cheapflights users on 1/4. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/3112:10 amSEA - TPE
1 stop20h 20mAsiana Airlines
Tue 9/1512:55 pmTPE - SEA
1 stop17h 00mAsiana Airlines
Deal found 1/4$612
This FlightHub deal was found by Cheapflights users on 1/4. 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.
Sun 8/3012:10 amSEA - TPE
1 stop20h 20mAsiana Airlines
Tue 9/1512:55 pmTPE - SEA
1 stop17h 00mAsiana Airlines
Deal found 1/4$613
This CrystalTravel deal was found by Cheapflights users on 1/4. 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 3/112:30 pmSEA - NRT
Nonstop10h 10mJapan Airlines
Wed 3/116:10 pmNRT - SEA
Nonstop8h 45mJapan Airlines
Deal found 1/4$613
This United Airlines deal was found by Cheapflights users on 1/6. 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 1/185:00 amSEA - TPE
2 stops22h 50mUnited Airlines
Thu 2/1911:10 amTPE - SEA
2 stops21h 11mUnited Airlines
Deal found 1/6$614
This Air Canada deal was found by Cheapflights users on 1/6. 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 1/159:55 amSEA - NRT
1 stop13h 25mAir Canada
Sat 1/246:15 pmNRT - SEA
1 stop13h 16mAir Canada
Deal found 1/6$614
This CrystalTravel deal was found by Cheapflights users on 1/4. 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 9/1311:10 pmSEA - HND
1 stop22h 25mPhilippine Airlines
Wed 9/232:50 pmHND - SEA
1 stop21h 15mPhilippine Airlines
Deal found 1/4$614
This FlightHub deal was found by Cheapflights users on 1/5. 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.
Tue 11/1712:10 amSEA - TPE
1 stop23h 35mAsiana Airlines
Mon 11/3012:55 pmTPE - SEA
1 stop17h 00mAsiana Airlines
Deal found 1/5$615
This CrystalTravel deal was found by Cheapflights users on 1/5. 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 8/2312:10 amSEA - NRT
1 stop19h 10mAsiana Airlines
Thu 9/31:20 pmNRT - SEA
1 stop17h 35mAsiana Airlines
Deal found 1/5$615
This CrystalTravel deal was found by Cheapflights users on 1/4. 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.
Tue 2/312:30 pmSEA - NRT
Nonstop10h 10mJapan Airlines
Thu 2/126:10 pmNRT - SEA
Nonstop8h 45mJapan Airlines
Deal found 1/4$616
This SmartFares deal was found by Cheapflights users on 1/4. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/18:15 amSEA - HND
1 stop16h 05mJapan Airlines
Tue 3/106:05 pmHND - SEA
1 stop13h 59mJapan Airlines
Deal found 1/4$616
This Gurufare deal was found by Cheapflights users on 1/6. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/2012:10 amSEA - TPE
Nonstop13h 10mChina Airlines
Tue 2/1711:35 pmTPE - SEA
Nonstop10h 35mChina Airlines
Deal found 1/6$617

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 January 6, 2026.
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

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Thu 3/5

3:50 pm-9:05 pm

Nonstop13h 15m

Taipei City Taiwan Taoyuan Intl

Sun 3/15

9:55 am-6:00 am

Nonstop11h 05m

$631

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Thu 1/29

3:30 pm-9:05 pm

Nonstop13h 35m

Taipei City Taiwan Taoyuan Intl

Thu 4/30

9:35 am-6:00 am

Nonstop11h 25m

$631

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Sat 1/31

3:30 pm-9:05 pm

Nonstop13h 35m

Taipei City Taiwan Taoyuan Intl

Thu 2/12

10:55 am-6:00 am

Nonstop11h 05m

$631

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Wed 2/4

3:50 pm-9:05 pm

Nonstop13h 15m

Taipei City Taiwan Taoyuan Intl

Sat 2/7

10:55 am-6:00 am

Nonstop11h 05m

$631

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Mon 2/2

3:50 pm-9:05 pm

Nonstop13h 15m

Taipei City Taiwan Taoyuan Intl

Fri 2/6

10:55 am-6:00 am

Nonstop11h 05m

$631

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Thu 4/2

3:55 pm-7:55 pm

Nonstop13h 00m

Taipei City Taiwan Taoyuan Intl

Wed 4/15

9:35 am-6:00 am

Nonstop11h 25m

$631

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Tue 3/31

3:55 pm-7:55 pm

Nonstop13h 00m

Taipei City Taiwan Taoyuan Intl

Thu 4/9

9:35 am-6:00 am

Nonstop11h 25m

$631

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Tue 2/17

9:19 am-7:50 pm

1 stop18h 31m

Taipei City Taiwan Taoyuan Intl

Sat 3/7

3:50 pm-6:30 pm

1 stop18h 40m

$636

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Tue 2/17

9:19 am-7:50 pm

1 stop18h 31m

Taipei City Taiwan Taoyuan Intl

Sun 3/8

10:10 am-7:58 pm

1 stop25h 48m

$636

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Thu 1/29

7:30 pm-5:45 am

1 stop18h 15m

Taipei City Taiwan Taoyuan Intl

Thu 2/26

3:50 pm-12:59 am

1 stop25h 09m

$637

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/4

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 January 6, 2026.

It’s optimal to fly from Seattle to Asia in the morning. By choosing this option you can save up to 14% on the cost of your flight, compared to a flight in the evening.

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 September 28, 2025.

Travelers seeking maximum savings on their Seattle to Asia flight should consider departing on Wednesday at noon 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 January 6, 2026.
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
1,313 reviews

Crew

8.6

Entertainment

8.0

Overall

8.4

Comfort

8.3

Food

8.1

Boarding

8.4

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

SFO - TPE

It's alright. I wish I was assigned a seat on the isle side. I was not able to pick a seat during booking. So, I was seated in between two guys. For a 14 hours flight, it was barely bearable.
EVA Air
8.4
Very good
1,313 reviews
EVA Air
8.4
Very good
1,313 reviews

Crew

8.6

Entertainment

8.0

Overall

8.4

Comfort

8.3

Food

8.1

Boarding

8.4

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

SFO - TPE

It's alright. I wish I was assigned a seat on the isle side. I was not able to pick a seat during booking. So, I was seated in between two guys. For a 14 hours flight, it was barely bearable.
ANA
8.4
Very good
1,060 reviews
EVA Air
8.4
Very good
1,313 reviews

Crew

8.6

Entertainment

8.0

Overall

8.4

Comfort

8.3

Food

8.1

Boarding

8.4

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

SFO - TPE

It's alright. I wish I was assigned a seat on the isle side. I was not able to pick a seat during booking. So, I was seated in between two guys. For a 14 hours flight, it was barely bearable.
Asiana Airlines
8.2
Very good
502 reviews
EVA Air
8.4
Very good
1,313 reviews

Crew

8.6

Entertainment

8.0

Overall

8.4

Comfort

8.3

Food

8.1

Boarding

8.4

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

SFO - TPE

It's alright. I wish I was assigned a seat on the isle side. I was not able to pick a seat during booking. So, I was seated in between two guys. For a 14 hours flight, it was barely bearable.
Singapore Airlines
8.1
Very good
1,427 reviews
EVA Air
8.4
Very good
1,313 reviews

Crew

8.6

Entertainment

8.0

Overall

8.4

Comfort

8.3

Food

8.1

Boarding

8.4

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

SFO - TPE

It's alright. I wish I was assigned a seat on the isle side. I was not able to pick a seat during booking. So, I was seated in between two guys. For a 14 hours flight, it was barely bearable.
Delta
7.9
Good
8,017 reviews
EVA Air
8.4
Very good
1,313 reviews

Crew

8.6

Entertainment

8.0

Overall

8.4

Comfort

8.3

Food

8.1

Boarding

8.4

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

SFO - TPE

It's alright. I wish I was assigned a seat on the isle side. I was not able to pick a seat during booking. So, I was seated in between two guys. For a 14 hours flight, it was barely bearable.

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?

    Delta, Alaska Airlines, and United Airlines can get you from Seattle to Asia in just under 10h 40m. Your travel time can differ by up to 5h 22m. Seattle and Asia are separated by a distance of 4754 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 Alaska Airlines from $168 and Air Canada from $219 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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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 January 6, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$282Average$882FlexibilityNo cancel feeOn-time69%
Hawaiian AirlinesCheapest$282Average$891FlexibilityNo cancel feeOn-time85%
Air CanadaCheapest$480Average$1,027FlexibilityNo cancel feeOn-time67%
Singapore AirlinesCheapest$517Average$804FlexibilityNo cancel feeOn-time81%
Japan AirlinesCheapest$569Average$882FlexibilityNo cancel feeOn-time79%
China AirlinesCheapest$582Average$956FlexibilityNo cancel feeOn-time70%
Cathay PacificCheapest$622Average$922FlexibilityNo cancel feeOn-time72%
American AirlinesCheapest$659Average$964FlexibilityNo cancel feeOn-time71%
STARLUX AirlinesCheapest$678Average$976FlexibilityNo cancel feeOn-timeN/A
Turkish AirlinesCheapest$687Average$1,069FlexibilityNo cancel feeOn-time77%

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