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Cheap flights from Seattle to Asia from $307

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 12/8. 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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0 bags

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Cheap round-trip flights

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Japan Airlines Logo
7:00 am - 4:00 pmSEA-NRT
16h 00m1 stop
Japan Airlines Logo
6:10 pm - 9:55 amNRT-SEA
8h 45mnonstop
$616Japan Airlines
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Tue, Feb 24 - Tue, Mar 3
Alaska Airlines Logo
12:30 pm - 4:00 pmSEA-NRT
10h 30mnonstop
Alaska Airlines Logo
6:30 pm - 10:40 amNRT-SEA
9h 10mnonstop
$617Alaska Airlines
Find Deal
Thu, Jan 1 - Sat, Jan 17
ANA Logo
3:45 pm - 7:15 pmSEA-HND
10h 30mnonstop
ANA Logo
4:25 pm - 4:14 pmHND-SEA
16h 49m1 stop
$617ANA
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Sat, Feb 21 - Fri, Mar 6
ANA Logo
7:34 pm - 2:50 pmSEA-HND
26h 16m1 stop
ANA Logo
4:25 pm - 3:29 pmHND-SEA
16h 04m1 stop
$618ANA
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Wed, Dec 3 - Sat, Dec 13
Asiana Airlines Logo
12:10 am - 9:00 pmSEA-NRT
27h 50m1 stop
Asiana Airlines Logo
1:20 pm - 2:55 pmNRT-SEA
17h 35m1 stop
$631Asiana Airlines
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Sat, Mar 7 - Sun, Mar 15
Asiana Airlines Logo
12:10 am - 5:55 pmSEA-NRT
24h 45m1 stop
Asiana Airlines Logo
1:20 pm - 2:55 pmNRT-SEA
17h 35m1 stop
$639Asiana Airlines
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Sat, Feb 28 - Sun, Mar 15
Delta Logo
10:35 am - 2:05 pmSEA-HND
10h 30mnonstop
Delta Logo
4:50 pm - 9:00 amHND-SEA
9h 10mnonstop
$641Delta
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Fri, Feb 6 - Mon, Feb 16
Delta Logo
10:35 am - 2:05 pmSEA-HND
10h 30mnonstop
Delta Logo
4:50 pm - 9:00 amHND-SEA
9h 10mnonstop
$651Delta
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Fri, Feb 20 - Tue, Mar 3
Singapore Airlines Logo
8:45 am - 8:25 amSEA-BKK
32h 40m1 stop
Singapore Airlines Logo
9:10 pm - 7:10 amBKK-SEA
25h 00m1 stop
$701Singapore Airlines
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Thu, Jan 15 - Wed, Jan 28
Singapore Airlines Logo
8:45 am - 8:00 pmSEA-BKK
20h 15m1 stop
Singapore Airlines Logo
9:10 pm - 7:10 amBKK-SEA
25h 00m1 stop
$707Singapore Airlines
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Tue, Jan 27 - Wed, Feb 18

Asiana Airlines flights from Seattle to Asia

Our best Asiana Airlines deals on Seattle to Asia flight tickets
Asiana Airlines
Mar 7
SEA12:10 amSeattle/Tacoma Intl
27h 50m
1 stop
NRT9:00 pmTokyo Narita
Mar 15
NRT1:20 pmTokyo Narita
17h 35m
1 stop
SEA2:55 pmSeattle/Tacoma Intl
$631
Find similar
Asiana Airlines
Feb 28
SEA12:10 amSeattle/Tacoma Intl
24h 45m
1 stop
NRT5:55 pmTokyo Narita
Mar 15
NRT1:20 pmTokyo Narita
17h 35m
1 stop
SEA2:55 pmSeattle/Tacoma Intl
$639
Find similar
Asiana Airlines
Nov 16
SEA12:10 amSeattle/Tacoma Intl
30h 50m
1 stop
BKK10:00 pmBangkok Suvarnabhumi
Nov 24
BKK11:55 pmBangkok Suvarnabhumi
29h 00m
1 stop
SEA1:55 pmSeattle/Tacoma Intl
$679
Find similar

Hainan Airlines flights from Seattle to Asia

Our best Hainan Airlines deals on Seattle to Asia flight tickets
Hainan Airlines
Nov 13
SEA10:05 amSeattle/Tacoma Intl
33h 35m
1 stop
BKK10:40 amBangkok Suvarnabhumi
Nov 26
BKK11:10 amBangkok Suvarnabhumi
35h 55m
2 stops
SEA8:05 amSeattle/Tacoma Intl
$677
Find similar
Hainan Airlines
Nov 13
SEA10:05 amSeattle/Tacoma Intl
41h 00m
2 stops
BKK6:05 pmBangkok Suvarnabhumi
Nov 26
BKK11:10 amBangkok Suvarnabhumi
35h 55m
2 stops
SEA8:05 amSeattle/Tacoma Intl
$678
Find similar
Hainan Airlines
Nov 11
SEA10:00 amSeattle/Tacoma Intl
22h 25m
1 stop
BKK11:25 pmBangkok Suvarnabhumi
Dec 1
BKK1:05 amBangkok Suvarnabhumi
21h 55m
1 stop
SEA8:00 amSeattle/Tacoma Intl
$686
Find similar

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 November 6, 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

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Tue 2/24

7:00 am-4:00 pm

1 stop16h 00m

Tokyo Narita

Tue 3/3

6:10 pm-9:55 am

Nonstop8h 45m

$616

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Thu 1/1

12:30 pm-4:00 pm

Nonstop10h 30m

Tokyo Narita

Sat 1/17

6:30 pm-10:40 am

Nonstop9h 10m

$617

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Sat 2/21

3:45 pm-7:15 pm

Nonstop10h 30m

Tokyo Haneda

Fri 3/6

4:25 pm-4:14 pm

1 stop16h 49m

$617

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Wed 12/3

7:34 pm-2:50 pm

1 stop26h 16m

Tokyo Haneda

Sat 12/13

4:25 pm-3:29 pm

1 stop16h 04m

$618

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Sat 3/7

12:10 am-9:00 pm

1 stop27h 50m

Tokyo Narita

Sun 3/15

1:20 pm-2:55 pm

1 stop17h 35m

$631

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Sat 2/28

12:10 am-5:55 pm

1 stop24h 45m

Tokyo Narita

Sun 3/15

1:20 pm-2:55 pm

1 stop17h 35m

$639

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Fri 2/6

10:35 am-2:05 pm

Nonstop10h 30m

Tokyo Haneda

Mon 2/16

4:50 pm-9:00 am

Nonstop9h 10m

$641

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Fri 2/20

10:35 am-2:05 pm

Nonstop10h 30m

Tokyo Haneda

Tue 3/3

4:50 pm-9:00 am

Nonstop9h 10m

$651

SeattleBangkok

SEA - BKK

SEABKK

Seattle/Tacoma Intl

Thu 1/15

8:45 am-8:25 am

1 stop32h 40m

Bangkok Suvarnabhumi

Wed 1/28

9:10 pm-7:10 am

1 stop25h 00m

$701

SeattleBangkok

SEA - BKK

SEABKK

Seattle/Tacoma Intl

Tue 1/27

8:45 am-8:00 pm

1 stop20h 15m

Bangkok Suvarnabhumi

Wed 2/18

9:10 pm-7:10 am

1 stop25h 00m

$707

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 September, then February is your next best option. Flight prices from Seattle to Asia during February average around $763.

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 $897 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 $744 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?

No. A direct flight is the cheapest option for a flight between Seattle to Asia.

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

$306

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 $306. The best round-trip flight deal from Seattle to Asia found on momondo in the last 72 hours is $675.
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)
Search flight deals

  • 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 $190Free CancellationRating
8.0
11,246 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom $282Free CancellationRating
7.4
9,007 reviews
Search United Airlines flights
Hawaiian AirlinesPriceFrom $282Free CancellationRating
7.8
2,804 reviews
Search Hawaiian Airlines flights
Air CanadaPriceFrom $470Free CancellationRating
7.1
10,416 reviews
Search Air Canada flights
Japan AirlinesPriceFrom $569Free CancellationRating
8.3
1,604 reviews
Search Japan Airlines flights
Cathay PacificPriceFrom $622Free CancellationRating
7.6
1,055 reviews
Search Cathay Pacific flights
American AirlinesPriceFrom $659Free CancellationRating
7.2
11,040 reviews
Search American Airlines flights
SWISSPriceFrom $706Free CancellationRating
7.5
1,779 reviews
Search SWISS flights
Virgin AtlanticPriceFrom $722Free CancellationRating
7.5
672 reviews
Search Virgin Atlantic flights
STARLUX AirlinesPriceFrom $739Free CancellationRating
8.9
220 reviews
Search STARLUX Airlines 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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