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

If you’re flying from a popular airport in State of Washington, such as Seattle or Spokane, and flying into Asia, then you can expect flight times to average 9h 30m and 22h 10m, respectively.

How many flights depart from State of Washington to Asia on average per day?

As of September 2025, there are 24 flights per day flying from State of Washington to Asia. The most common time of day flights depart is 1:00PM, with 84% of flights taking off in the afternoon.

What airlines fly to Asia?

Asiana Airlines, Delta and ANA are the top three most popular airlines that fly to Asia from State of Washington according to our data. Asiana Airlines is the first choice among our users, with 37% of people opting to fly with this airline when traveling to Asia. Keep in mind that there are 29 different airlines that fly to Asia on a routine basis, so you have a few additional options to choose from.

How many flights depart from State of Washington to Asia on average per week?

As of September 2025, there are 174 flights per week flying from State of Washington to Asia. The most common day of the week flights depart is Wed, with 17% of flights taking off on this day.

What is the cheapest airline that flies from Washington to Asia?

Philippine Airlines, Asiana Airlines, and Delta are the most popular carriers operating from Washington to Asia

When did momondo last update prices for flights from Washington to Asia?

Prices for flights from Washington to Asia are refreshed on a daily basis.

How many operators does momondo search for flights from Washington to Asia?

As of September 2025, there are 31 operators available to choose from for flights from Washington to Asia.

How old do you have to be to fly from Washington to Asia?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington to Asia.

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

The necessary travel and health documents for your Asia trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$299 Cheap Flights from Washington to Asia in 2025/26

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Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

12:10 am - 10:05 pmSEA-BKK

30h 55m1 stop

11:55 pm - 1:55 pmBKK-SEA

29h 00m1 stop

$661Asiana Airlines

Find Deal

Tue, Nov 18 - Sun, Nov 30

12:10 am - 10:05 pmSEA-BKK

30h 55m1 stop

11:55 pm - 1:55 pmBKK-SEA

29h 00m1 stop

$663Asiana Airlines

Find Deal

Sun, Nov 30 - Fri, Dec 5

12:50 pm - 1:15 pmSEA-BKK

34h 25m1 stop

12:55 am - 10:00 amBKK-SEA

23h 05m1 stop

$664Korean Air

Find Deal

Tue, Oct 21 - Tue, Oct 28

9:30 pm - 12:00 pmSEA-BKK

23h 30m1 stop

1:20 pm - 6:40 pmBKK-SEA

20h 20m1 stop

$665Philippine Airlines

Find Deal

Sun, Nov 9 - Sun, Nov 30

9:30 pm - 11:00 pmSEA-BKK

34h 30m1 stop

1:20 pm - 6:40 pmBKK-SEA

20h 20m1 stop

$666Philippine Airlines

Find Deal

Wed, Nov 26 - Wed, Dec 10

12:50 pm - 1:05 amSEA-BKK

22h 15m1 stop

2:35 am - 10:40 amBKK-SEA

22h 05m1 stop

$669Korean Air

Find Deal

Tue, Sep 30 - Mon, Oct 6

12:30 pm - 3:40 pmSEA-NRT

10h 10mnonstop

6:10 pm - 9:55 amNRT-SEA

8h 45mnonstop

$676Japan Airlines

Find Deal

Mon, Jan 19 - Sun, Feb 1

7:00 am - 4:50 amSEA-HND

28h 50m1 stop

9:15 pm - 1:20 pmHND-SEA

9h 05mnonstop

$677ANA

Find Deal

Sun, Nov 9 - Tue, Nov 25

3:40 pm - 7:15 pmSEA-HND

10h 35mnonstop

9:15 pm - 1:20 pmHND-SEA

9h 05mnonstop

$679ANA

Find Deal

Fri, Nov 28 - Sun, Dec 14

7:00 am - 4:00 pmSEA-NRT

16h 00m1 stop

6:10 pm - 10:55 amNRT-SEA

8h 45mnonstop

$684Japan Airlines

Find Deal

Wed, Feb 18 - Thu, Mar 12

Asiana Airlines flights from State of Washington to Asia

Our best Asiana Airlines deals on State of Washington 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

$661

Find similar

Asiana Airlines

Nov 30

SEA12:10 amSeattle/Tacoma Intl

30h 55m

1 stop

BKK10:05 pmBangkok Suvarnabhumi

Dec 5

BKK11:55 pmBangkok Suvarnabhumi

29h 00m

1 stop

SEA1:55 pmSeattle/Tacoma Intl

$663

Find similar

Asiana Airlines

Oct 21

SEA2:15 pmSeattle/Tacoma Intl

18h 55m

1 stop

BKK11:10 pmBangkok Suvarnabhumi

Dec 10

BKK11:55 pmBangkok Suvarnabhumi

29h 00m

1 stop

SEA1:55 pmSeattle/Tacoma Intl

$667

Find similar

Philippine Airlines flights from State of Washington to Asia

Our best Philippine Airlines deals on State of Washington to Asia flight tickets

Philippine Airlines

Nov 9

SEA9:30 pmSeattle/Tacoma Intl

23h 30m

1 stop

BKK12:00 pmBangkok Suvarnabhumi

Nov 30

BKK1:20 pmBangkok Suvarnabhumi

20h 20m

1 stop

SEA6:40 pmSeattle/Tacoma Intl

$665

Find similar

Philippine Airlines

Nov 26

SEA9:30 pmSeattle/Tacoma Intl

34h 30m

1 stop

BKK11:00 pmBangkok Suvarnabhumi

Dec 10

BKK1:20 pmBangkok Suvarnabhumi

20h 20m

1 stop

SEA6:40 pmSeattle/Tacoma Intl

$666

Find similar

Philippine Airlines

Sep 28

SEA11:35 pmSeattle/Tacoma Intl

32h 50m

1 stop

BKK10:25 pmBangkok Suvarnabhumi

Oct 28

BKK11:50 pmBangkok Suvarnabhumi

33h 50m

1 stop

SEA7:40 pmSeattle/Tacoma Intl

$668

Find similar

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

Sun 11/30

12:10 am-10:05 pm

1 stop30h 55m

Bangkok Suvarnabhumi

Fri 12/5

11:55 pm-1:55 pm

1 stop29h 00m

$663

SeattleBangkok

SEA - BKK

SEABKK

Seattle/Tacoma Intl

Tue 10/21

12:50 pm-1:15 pm

1 stop34h 25m

Bangkok Suvarnabhumi

Tue 10/28

12:55 am-10:00 am

1 stop23h 05m

$664

SeattleBangkok

SEA - BKK

SEABKK

Seattle/Tacoma Intl

Sun 11/9

9:30 pm-12:00 pm

1 stop23h 30m

Bangkok Suvarnabhumi

Sun 11/30

1:20 pm-6:40 pm

1 stop20h 20m

$665

SeattleBangkok

SEA - BKK

SEABKK

Seattle/Tacoma Intl

Wed 11/26

9:30 pm-11:00 pm

1 stop34h 30m

Bangkok Suvarnabhumi

Wed 12/10

1:20 pm-6:40 pm

1 stop20h 20m

$666

SeattleBangkok

SEA - BKK

SEABKK

Seattle/Tacoma Intl

Tue 9/30

12:50 pm-1:05 am

1 stop22h 15m

Bangkok Suvarnabhumi

Mon 10/6

2:35 am-10:40 am

1 stop22h 05m

$669

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Mon 1/19

12:30 pm-3:40 pm

Nonstop10h 10m

Tokyo Narita

Sun 2/1

6:10 pm-9:55 am

Nonstop8h 45m

$676

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Sun 11/9

7:00 am-4:50 am

1 stop28h 50m

Tokyo Haneda

Tue 11/25

9:15 pm-1:20 pm

Nonstop9h 05m

$677

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Fri 11/28

3:40 pm-7:15 pm

Nonstop10h 35m

Tokyo Haneda

Sun 12/14

9:15 pm-1:20 pm

Nonstop9h 05m

$679

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Wed 2/18

7:00 am-4:00 pm

1 stop16h 00m

Tokyo Narita

Thu 3/12

6:10 pm-10:55 am

Nonstop8h 45m

$684

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from State of Washington 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

Prices

Airlines

Other information

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 State of Washington 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 State of Washington 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 State of Washington 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 State of Washington at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Washington to Asia flight route?

Fly from Seattle/Tacoma Intl to Singapore Changi for the best Washington - 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 State of Washington 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 State of Washington for as low as $776 on momondo.

What cabin class options are available on Washington to Asia flights?

There are 4 cabin classes available to choose from on Washington 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 State of Washington to Asia flights?

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

Cheap State of Washington to Asia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington 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 State of Washington in the past 72 hours is $320. The best round-trip flight deal from State of Washington to Asia found on momondo in the last 72 hours is $488.

The fastest flight from State of Washington to Asia takes 10h 05m

Direct flights go from State of Washington 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 Washington to Asia?
Prices for flights from Washington to Asia are refreshed on a daily basis.
How many operators does momondo search for flights from Washington to Asia?
As of September 2025, there are 31 operators available to choose from for flights from Washington to Asia.
How old do you have to be to fly from Washington to Asia?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington to Asia.
What documentation or ID do you need to fly to Asia?
The necessary travel and health documents for your Asia trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from State of Washington to Asia

Compare and see reviews for airlines that fly from State of Washington to Asia with momondo

Airline	Rating	Free Cancellation	Price
Alaska Airlines	PriceFrom $182	Free Cancellation	Rating 8.0 10,000 reviews	Search Alaska Airlines flights
United Airlines	PriceFrom $282	Free Cancellation	Rating 7.4 8,926 reviews	Search United Airlines flights
Hawaiian Airlines	PriceFrom $359	Free Cancellation	Rating 7.8 2,732 reviews	Search Hawaiian Airlines flights
Air Canada	PriceFrom $499	Free Cancellation	Rating 7.1 10,000 reviews	Search Air Canada flights
Singapore Airlines	PriceFrom $526	Free Cancellation	Rating 8.1 1,369 reviews	Search Singapore Airlines flights
Japan Airlines	PriceFrom $569	Free Cancellation	Rating 8.3 1,560 reviews	Search Japan Airlines flights
Cathay Pacific	PriceFrom $622	Free Cancellation	Rating 7.6 998 reviews	Search Cathay Pacific flights
SWISS	PriceFrom $706	Free Cancellation	Rating 7.6 1,737 reviews	Search SWISS flights
STARLUX Airlines	PriceFrom $742	Free Cancellation	Rating 8.9 215 reviews	Search STARLUX Airlines flights
Virgin Atlantic	PriceFrom $746	Free Cancellation	Rating 7.4 664 reviews	Search Virgin Atlantic flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Washington to Asia for you.

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

momondo does allow users to show only those flights to Asia from Washington which offer a flexible booking policy as well as other useful filters and features.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Washington to Asia.

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

Price alerts on flights to Asia from Washington are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Find better results for your trip to Asia

Popular cities in Asia

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Flights to Hyderabadfrom $562

Flights to Ho Chi Minh Cityfrom $528

Flights to Singaporefrom $530

Flights to Kuala Lumpurfrom $563

Flights to Phuket Cityfrom $508

Flights to Hong Kongfrom $523

Cheap flights from Washington to Asia from $299

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington to Asia departing on 3/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

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Find the cheapest flights from Washington to Asia

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Asiana Airlines flights from State of Washington to Asia

Our best Asiana Airlines deals on State of Washington to Asia flight tickets

Philippine Airlines flights from State of Washington to Asia

Our best Philippine Airlines deals on State of Washington to Asia flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Washington to Asia that are best for you.

How to get the cheapest flight ticket from State of Washington 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 State of Washington 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 State of Washington 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?

What is the cheapest Washington to Asia flight route?

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

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

What cabin class options are available on Washington to Asia flights?

There are 4 cabin classes available to choose from on Washington 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 State of Washington to Asia flights?

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

What is the cheapest airline that flies from Washington to Asia?

Philippine Airlines, Asiana Airlines, and Delta are the most popular carriers operating from Washington to Asia

What airlines fly to Asia?

How many flights depart from State of Washington to Asia on average per day?

As of September 2025, there are 24 flights per day flying from State of Washington to Asia. The most common time of day flights depart is 1:00PM, with 84% of flights taking off in the afternoon.

How many flights depart from State of Washington to Asia on average per week?

As of September 2025, there are 174 flights per week flying from State of Washington to Asia. The most common day of the week flights depart is Wed, with 17% of flights taking off on this day.

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

If you’re flying from a popular airport in State of Washington, such as Seattle or Spokane, and flying into Asia, then you can expect flight times to average 9h 30m and 22h 10m, respectively.

Cheap State of Washington to Asia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington to Asia

Best Price Found

Fastest flight time

Direct flights

Airports in Asia

When did momondo last update prices for flights from Washington to Asia?

How many operators does momondo search for flights from Washington to Asia?

How old do you have to be to fly from Washington to Asia?

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

Best airlines flying from State of Washington to Asia

Compare and see reviews for airlines that fly from State of Washington to Asia with momondo

Why use momondo?

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

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

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

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

An easier way to manage your Asia trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Asia

Popular cities in Asia

Popular flights according to clicks in the last 7 days on momondo