Cheap flights from Seattle to Asia from $295

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Asia departing on 9/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Asiana Airlines Logo
12:10 am - 10:05 pmSEA-BKK
30h 55m1 stop
Asiana Airlines Logo
11:55 pm - 1:55 pmBKK-SEA
29h 00m1 stop
$661Asiana Airlines
Find Deal
Tue, Nov 18 - Sun, Nov 30
Asiana Airlines Logo
2:15 pm - 11:10 pmSEA-BKK
18h 55m1 stop
Asiana Airlines Logo
1:20 am - 12:30 pmBKK-SEA
25h 10m1 stop
$663Asiana Airlines
Find Deal
Tue, Sep 30 - Thu, Oct 2
Singapore Airlines Logo
8:45 am - 6:45 pmSEA-BKK
43h 00m1 stop
Singapore Airlines Logo
8:00 pm - 8:10 amBKK-SEA
26h 10m1 stop
$670Singapore Airlines
Find Deal
Tue, Jan 13 - Fri, Mar 13
Delta Logo
3:35 pm - 9:05 pmSEA-TPE
13h 30mnonstop
Delta Logo
10:55 am - 6:00 amTPE-SEA
11h 05mnonstop
$679Delta
Find Deal
Mon, Nov 3 - Mon, Dec 15
EVA Air Logo
12:10 am - 5:20 amSEA-TPE
13h 10mnonstop
EVA Air Logo
11:40 pm - 6:10 pmTPE-SEA
10h 30mnonstop
$680EVA Air
Find Deal
Wed, Nov 19 - Thu, Dec 11
Delta Logo
3:50 pm - 9:05 pmSEA-TPE
13h 15mnonstop
Delta Logo
10:55 am - 6:00 amTPE-SEA
11h 05mnonstop
$683Delta
Find Deal
Mon, Feb 9 - Wed, Feb 18
Singapore Airlines Logo
10:15 am - 7:00 pmSEA-BKK
42h 45m1 stop
Singapore Airlines Logo
9:10 pm - 7:10 amBKK-SEA
25h 00m1 stop
$683Singapore Airlines
Find Deal
Thu, Oct 16 - Thu, Nov 13
ANA Logo
3:45 pm - 7:15 pmSEA-HND
10h 30mnonstop
ANA Logo
9:15 pm - 2:20 pmHND-SEA
9h 05mnonstop
$687ANA
Find Deal
Wed, Feb 18 - Thu, Mar 12
EVA Air Logo
12:10 am - 5:20 amSEA-TPE
13h 10mnonstop
EVA Air Logo
11:40 pm - 6:10 pmTPE-SEA
10h 30mnonstop
$689EVA Air
Find Deal
Mon, Nov 3 - Wed, Nov 19
ANA Logo
7:29 pm - 2:50 pmSEA-HND
26h 21m1 stop
ANA Logo
1:20 pm - 9:01 pmHND-SEA
24h 41m2 stops
$691ANA
Find Deal
Sat, Feb 14 - Thu, Feb 26

Asiana Airlines flights from Seattle to Asia

Our best Asiana Airlines deals on Seattle to Asia flight tickets
Asiana Airlines
Nov 18
SEA12:10 amSeattle/Tacoma Intl
30h 55m
1 stop
BKK10:05 pmBangkok Suvarnabhumi
Nov 30
BKK11:55 pmBangkok Suvarnabhumi
29h 00m
1 stop
SEA1:55 pmSeattle/Tacoma Intl
Asiana Airlines
Sep 30
SEA2:15 pmSeattle/Tacoma Intl
18h 55m
1 stop
BKK11:10 pmBangkok Suvarnabhumi
Oct 2
BKK1:20 amBangkok Suvarnabhumi
25h 10m
1 stop
SEA12:30 pmSeattle/Tacoma Intl
Asiana Airlines
Nov 18
SEA12:10 amSeattle/Tacoma Intl
30h 55m
1 stop
BKK10:05 pmBangkok Suvarnabhumi
Dec 6
BKK11:55 pmBangkok Suvarnabhumi
29h 00m
1 stop
SEA1:55 pmSeattle/Tacoma Intl

Philippine Airlines flights from Seattle to Asia

Our best Philippine Airlines deals on Seattle to Asia flight tickets
Philippine Airlines
Nov 12
SEA9:30 pmSeattle/Tacoma Intl
29h 20m
1 stop
BKK5:50 pmBangkok Suvarnabhumi
Nov 26
BKK11:50 pmBangkok Suvarnabhumi
33h 50m
1 stop
SEA6:40 pmSeattle/Tacoma Intl
Philippine Airlines
Sep 17
SEA11:35 pmSeattle/Tacoma Intl
32h 50m
1 stop
BKK10:25 pmBangkok Suvarnabhumi
Oct 8
BKK1:30 pmBangkok Suvarnabhumi
19h 45m
1 stop
SEA7:15 pmSeattle/Tacoma Intl
Philippine Airlines
Sep 28
SEA11:35 pmSeattle/Tacoma Intl
22h 40m
1 stop
BKK12:15 pmBangkok Suvarnabhumi
Oct 1
BKK1:30 pmBangkok Suvarnabhumi
19h 45m
1 stop
SEA7:15 pmSeattle/Tacoma Intl

momondo 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, momondo users made 832,500 searches. Data last updated September 16, 2025.
Use the filters below to find and compare flights from Seattle to Asia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleBangkok

SEA - BKK

SEABKK

Seattle/Tacoma Intl

Tue 11/18

12:10 am-10:05 pm

1 stop30h 55m

Bangkok Suvarnabhumi

Sun 11/30

11:55 pm-1:55 pm

1 stop29h 00m

$661

SeattleBangkok

SEA - BKK

SEABKK

Seattle/Tacoma Intl

Tue 9/30

2:15 pm-11:10 pm

1 stop18h 55m

Bangkok Suvarnabhumi

Thu 10/2

1:20 am-12:30 pm

1 stop25h 10m

$663

SeattleBangkok

SEA - BKK

SEABKK

Seattle/Tacoma Intl

Tue 1/13

8:45 am-6:45 pm

1 stop43h 00m

Bangkok Suvarnabhumi

Fri 3/13

8:00 pm-8:10 am

1 stop26h 10m

$670

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Mon 11/3

3:35 pm-9:05 pm

Nonstop13h 30m

Taipei City Taiwan Taoyuan Intl

Mon 12/15

10:55 am-6:00 am

Nonstop11h 05m

$679

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Wed 11/19

12:10 am-5:20 am

Nonstop13h 10m

Taipei City Taiwan Taoyuan Intl

Thu 12/11

11:40 pm-6:10 pm

Nonstop10h 30m

$680

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Mon 2/9

3:50 pm-9:05 pm

Nonstop13h 15m

Taipei City Taiwan Taoyuan Intl

Wed 2/18

10:55 am-6:00 am

Nonstop11h 05m

$683

SeattleBangkok

SEA - BKK

SEABKK

Seattle/Tacoma Intl

Thu 10/16

10:15 am-7:00 pm

1 stop42h 45m

Bangkok Suvarnabhumi

Thu 11/13

9:10 pm-7:10 am

1 stop25h 00m

$683

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Wed 2/18

3:45 pm-7:15 pm

Nonstop10h 30m

Tokyo Haneda

Thu 3/12

9:15 pm-2:20 pm

Nonstop9h 05m

$687

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Mon 11/3

12:10 am-5:20 am

Nonstop13h 10m

Taipei City Taiwan Taoyuan Intl

Wed 11/19

11:40 pm-6:10 pm

Nonstop10h 30m

$689

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Sat 2/14

7:29 pm-2:50 pm

1 stop26h 21m

Tokyo Haneda

Thu 2/26

1:20 pm-9:01 pm

2 stops24h 41m

$691

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Seattle to Asia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Asia?

If you’re not able to fly to Asia in February, then September is your next best option. Flight prices from Seattle to Asia during September average around $784.

What is the cheapest day to depart on your flight to Asia?

The cheapest day to depart from Seattle to Asia is on a Tuesday. Travelers who choose to depart for Asia on a Tuesday will often find tickets for as low as $931. The most expensive day to fly to Asia is Friday, with ticket prices averaging around $1,111.

What is the cheapest time of day to depart on your flight to Asia?

Our most recent data shows that the best time of day to fly to Asia is in the morning. Flights from Seattle to Asia during this time can be as low as $986. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $1,081 on average. Flights to Asia from Seattle at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Seattle/Tacoma Intl to Asia flight route?

Fly from Seattle/Tacoma Intl to Singapore Changi for the best Seattle/Tacoma Intl - Asia flight prices

How far in advance should I book a flight to Asia?

You are more likely to see cheaper flights to Asia from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Asia for around $912 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Asia from Seattle for as low as $776 on momondo.

What cabin class options are available on Seattle/Tacoma Intl to Asia flights?

There are 4 cabin classes available to choose from on Seattle/Tacoma Intl to Asia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Seattle to Asia flights?

You could potentially save up to 10% on your flight if you consider stops on a Seattle to Asia flight.

Cheap Seattle to Asia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Asia

Best Price Found

$320

Fastest flight time

10h 05m

Direct flights

Every day

Airports in Asia

2 airports
The best one-way flight to Asia from Seattle in the past 72 hours is $320. The best round-trip flight deal from Seattle to Asia found on momondo in the last 72 hours is $488.
The fastest flight from Seattle to Asia takes 10h 05m
Direct flights go from Seattle to Asia every day.
There are 2 airports near Asia: Tokyo Narita (NRT), Tokyo Haneda (HND)
  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Asia?

    Prices for flights from Seattle/Tacoma Intl Airport to Asia are refreshed on a daily basis.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Asia?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Asia?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Asia.

  • What documentation or ID do you need to fly to Asia?

    The travel and health documents required for your trip to Asia can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Asia. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Seattle to Asia

Compare and see reviews for airlines that fly from Seattle to Asia with momondo
Airline
Rating
Free Cancellation
Price
Alaska AirlinesPriceFrom $182Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom $282Free CancellationRating
7.4
8,924 reviews
Search United Airlines flights
Hawaiian AirlinesPriceFrom $359Free CancellationRating
7.8
2,724 reviews
Search Hawaiian Airlines flights
Air CanadaPriceFrom $499Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights
Singapore AirlinesPriceFrom $526Free CancellationRating
8.1
1,365 reviews
Search Singapore Airlines flights
Japan AirlinesPriceFrom $569Free CancellationRating
8.3
1,559 reviews
Search Japan Airlines flights
Cathay PacificPriceFrom $622Free CancellationRating
7.6
994 reviews
Search Cathay Pacific flights
SWISSPriceFrom $706Free CancellationRating
7.6
1,737 reviews
Search SWISS flights
STARLUX AirlinesPriceFrom $742Free CancellationRating
9.0
214 reviews
Search STARLUX Airlines flights
Virgin AtlanticPriceFrom $746Free CancellationRating
7.4
664 reviews
Search Virgin Atlantic flights

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Asia?

It is quick and easy to find Seattle to Asia flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Asia that suits you.

Can I find flights from Seattle to Asia with flexible booking policies on momondo?

Yes. All flights to Asia from Seattle on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Seattle to Asia?

Once all potential Seattle to Asia flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Seattle to Asia right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Seattle to Asia now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Asia and let you know when they change.

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1 adult
Thu 10/16
Thu 10/23

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