What are the cheapest airlines to fly from Southeast Asia to State of Washington one-way?

One-way options have recently been found by users for as low as $424 on Korean Air. Other airlines that offer cheap prices include China Airlines from $434 and Asiana Airlines from $444 one-way.

How far in advance should I book a flight from Southeast Asia to State of Washington?

Users have found that booking a flight from Southeast Asia to State of Washington at least 39 days early can save you up to 12% on average compared to booking a flight this week. If booking 39 days before your flight isn’t an option for you, users have found flights from Southeast Asia to State of Washington for as little as $830 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $1,051 for flights departing within the next 3 days.

What is the cheapest month to fly from Southeast Asia to State of Washington?

Our data shows that October tends to be the cheapest month to fly to State of Washington from Southeast Asia. Users have commonly found prices around $907 for the month, but tickets can be as low as $645. Due to multiple factors, prepare for potentially higher prices in July.

Can I find deals for flights from Southeast Asia to Washington that include hotel bookings?

Yes. In addition to deals on Southeast Asia to Washington flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Southeast Asia to Washington?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Southeast Asia to Washington.

Can I find deals for business class flights from Southeast Asia to Washington?

Yes. Cheapflights offers flight deals from Southeast Asia to Washington by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$400+ Flights from Southeast Asia to Washington

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Southeast Asia to Washington with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Southeast Asia to Washington

Round-trip from	$635 (oojo)
One-way from	$400 (Kiwi.com)

From Southeast Asia to Washington

Search Deals

One-way flight from Southeast Asia to Washington

Search Deals

Find flight deals from Southeast Asia to Washington

Cheapest flights from Southeast Asia to Washington
Explore the most affordable flight options available from Southeast Asia to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.

Wed 10/11:30 pmBKK - SEA

1 stop19h 45mPhilippine Airlines

Fri 11/1411:55 pmSEA - BKK

1 stop25h 50mPhilippine Airlines

Deal found 4/23

$635

Sun 5/187:55 pmCRK - SEA

1 stop35h 15mSTARLUX Airlines

Wed 5/211:15 amSEA - CRK

1 stop26h 40mSTARLUX Airlines

Deal found 4/24

$678

Fri 6/61:10 pmSIN - SEA

1 stop20h 40mEVA Air

Thu 6/1212:50 amSEA - SIN

1 stop20h 10mEVA Air

Deal found 4/21

$690

Sun 5/1110:50 pmSIN - SEA

1 stop28h 40mAsiana Airlines

Tue 5/272:15 pmSEA - SIN

1 stop40h 15mAsiana Airlines

Deal found 4/22

$714

Wed 10/155:00 pmCGK - SEA

1 stop29h 45mSingapore Airlines

Thu 10/309:45 amSEA - CGK

1 stop41h 10mSingapore Airlines

Deal found 4/23

$726

Tue 11/49:55 amMNL - SEA

1 stop24h 32mUnited Airlines

Mon 11/245:00 pmSEA - MNL

3 stops35h 45mUnited Airlines

Deal found 4/22

$733

Sun 6/294:50 pmMNL - SEA

1 stop17h 40mChina Airlines

Sat 7/121:40 amSEA - MNL

1 stop16h 55mChina Airlines

Deal found 4/21

$737

Mon 6/92:00 amSIN - SEA

1 stop32h 30mChina Airlines

Tue 8/121:40 amSEA - SIN

1 stop19h 55mChina Airlines

Deal found 4/22

$737

Tue 6/108:45 amSIN - SEA

1 stop19h 37mUnited Airlines

Mon 8/119:50 amSEA - SIN

1 stop29h 25mUnited Airlines

Deal found 4/22

$738

Tue 9/92:40 pmMNL - SEA

2 stops18h 56mANA

Mon 9/224:30 pmSEA - MNL

1 stop30h 00mANA

Deal found 4/22

$742

Wed 6/183:05 amMNL - SEA

1 stop22h 45mKorean Air

Tue 7/81:20 pmSEA - MNL

1 stop30h 35mKorean Air

Deal found 4/22

$750

Tue 6/312:05 pmMNL - SEA

1 stop15h 25mAsiana Airlines

Tue 6/242:15 pmSEA - MNL

1 stop17h 20mAsiana Airlines

Deal found 4/23

$755

Best flights from Southeast Asia to Washington
Discover carefully curated flight deals from Southeast Asia to Washington that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 24, 2025.

Wed 10/11:30 pmBKK - SEA

1 stop19h 45mPhilippine Airlines

Fri 11/1411:55 pmSEA - BKK

1 stop25h 50mPhilippine Airlines

Deal found 4/23

$635

Fri 6/61:10 pmSIN - SEA

1 stop20h 40mEVA Air

Thu 6/1212:50 amSEA - SIN

1 stop20h 10mEVA Air

Deal found 4/21

$690

Sun 5/1110:50 pmSIN - SEA

1 stop28h 40mAsiana Airlines

Tue 5/272:15 pmSEA - SIN

1 stop40h 15mAsiana Airlines

Deal found 4/22

$714

Wed 10/155:00 pmCGK - SEA

1 stop29h 45mSingapore Airlines

Thu 10/309:45 amSEA - CGK

1 stop41h 10mSingapore Airlines

Deal found 4/23

$726

Mon 6/92:00 amSIN - SEA

1 stop32h 30mChina Airlines

Tue 8/121:40 amSEA - SIN

1 stop19h 55mChina Airlines

Deal found 4/22

$737

Tue 6/108:45 amSIN - SEA

1 stop19h 37mUnited Airlines

Mon 8/119:50 amSEA - SIN

1 stop29h 25mUnited Airlines

Deal found 4/22

$738

Tue 6/173:05 amMNL - SEA

1 stop22h 45mKorean Air

Wed 7/91:20 pmSEA - MNL

1 stop17h 45mKorean Air

Deal found 4/22

$744

Wed 6/1810:00 amCRK - SEA

1 stop21h 10mSTARLUX Airlines

Wed 7/91:15 amSEA - CRK

1 stop26h 40mSTARLUX Airlines

Deal found 4/23

$757

Sun 9/711:20 pmBKK - SEA

2 stops50h 18mMultiple Airlines

Sun 9/1411:35 pmSEA - BKK

1 stop32h 50mMultiple Airlines

Deal found 4/23

$774

Tue 6/311:25 pmMNL - SEA

2 stops32h 25mJapan Airlines

Tue 6/241:35 pmSEA - MNL

2 stops41h 05mJapan Airlines

Deal found 4/23

$798

Sun 4/272:40 pmMNL - SEA

2 stops40h 18mANA

Tue 4/294:30 pmSEA - MNL

1 stop30h 00mANA

Deal found 4/23

$801

Sun 6/159:10 amSIN - SEA

1 stop18h 48mAir Canada

Mon 8/117:15 pmSEA - SIN

2 stops42h 45mAir Canada

Deal found 4/22

$812

Last-minute flights from Southeast Asia to Washington
Discover last-minute flight deals from Southeast Asia to Washington. Data last updated April 24, 2025 and is based on user searches.

Wed 4/3010:05 amMNL - SEA

2 stops21h 58mJapan Airlines

Wed 5/76:14 amSEA - MNL

2 stops32h 21mJapan Airlines

Deal found 4/23

$838

Wed 4/302:20 pmMNL - SEA

3 stops44h 31mMultiple Airlines

Wed 5/710:00 amSEA - MNL

2 stops21h 20mMultiple Airlines

Deal found 4/23

$1,156

Wed 4/3010:20 pmMNL - SEA

Nonstop11h 55mPhilippine Airlines

Wed 5/711:35 pmSEA - MNL

Nonstop13h 30mPhilippine Airlines

Deal found 4/23

$1,177

Thu 5/11:10 pmBKK - SEA

1 stop17h 00mSTARLUX Airlines

Wed 6/251:15 amSEA - BKK

1 stop20h 45mSTARLUX Airlines

Deal found 4/23

$1,037

Thu 5/111:15 pmCNX - SEA

2 stops48h 43mKorean Air

Thu 6/263:45 pmSEA - CNX

2 stops40h 10mKorean Air

Deal found 4/23

$1,194

Fri 5/21:20 amBKK - SEA

1 stop25h 10mAsiana Airlines

Wed 5/142:15 pmSEA - BKK

1 stop18h 55mAsiana Airlines

Deal found 4/23

$1,020

Fri 5/212:45 amCNX - SEA

1 stop25h 45mAsiana Airlines

Sun 5/252:15 pmSEA - CNX

1 stop19h 25mAsiana Airlines

Deal found 4/23

$1,086

Sat 5/311:20 pmBKK - SEA

1 stop33h 55mPhilippine Airlines

Wed 5/1411:35 pmSEA - BKK

1 stop32h 50mPhilippine Airlines

Deal found 4/23

$903

Sat 5/39:45 amBKK - SEA

2 stops27h 04mJapan Airlines

Tue 5/136:14 amSEA - BKK

2 stops42h 56mJapan Airlines

Deal found 4/23

$938

Sat 5/311:35 amCNX - SEA

1 stop21h 15mEVA Air

Thu 5/221:50 amSEA - CNX

1 stop18h 35mEVA Air

Deal found 4/23

$1,154

Sat 5/38:00 pmBKK - SEA

1 stop30h 45mMultiple Airlines

Tue 5/134:30 pmSEA - BKK

1 stop24h 50mMultiple Airlines

Deal found 4/23

$1,165

Sun 5/411:20 amCNX - SEA

1 stop22h 10mChina Airlines

Sun 5/251:10 amSEA - CNX

1 stop19h 10mChina Airlines

Deal found 4/23

$942

One-way flights from Southeast Asia to Washington
Search for one-way flight options from Southeast Asia to Washington. Find affordable one-way fares based on user searches. Data last updated April 24, 2025.

Fri 5/305:45 pmMNL - PDX

2 stops33h 39mMultiple Airlines

Deal found 4/23

$400

Mon 5/261:00 amCEB - SEA

1 stop24h 40mKorean Air

Deal found 4/23

$424

Thu 5/2910:30 pmKUL - SEA

3 stops33h 20mMultiple Airlines

Deal found 4/23

$433

Sun 6/154:00 amMNL - SEA

1 stop30h 30mChina Airlines

Deal found 4/23

$434

Sun 6/111:55 pmMNL - SEA

1 stop27h 35mAsiana Airlines

Deal found 4/23

$444

Tue 5/2712:05 pmCEB - SEA

1 stop22h 25mChina Airlines

Deal found 4/23

$445

Thu 5/291:35 pmCGK - SEA

2 stops36h 11mMultiple Airlines

Deal found 4/23

$447

Sun 5/1811:00 pmSIN - SEA

2 stops49h 09mMultiple Airlines

Deal found 4/22

$455

Wed 6/45:45 pmMNL - SEA

2 stops30h 11mMultiple Airlines

Deal found 4/23

$456

Thu 6/128:45 amSIN - SEA

1 stop41h 36mUnited Airlines

Deal found 4/21

$456

Sat 5/313:05 amMNL - SEA

1 stop25h 35mKorean Air

Deal found 4/23

$461

Mon 6/23:05 amMNL - PDX

2 stops28h 03mKorean Air

Deal found 4/24

$465

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Wed 10/1

1:30 pm-7:15 pm

1 stop19h 45m

Seattle/Tacoma Intl

Fri 11/14

11:55 pm-4:45 pm

1 stop25h 50m

$635

Angeles CitySeattle

CRK - SEA

CRKSEA

Angeles City Clark Intl

Sun 5/18

7:55 pm-4:10 pm

1 stop35h 15m

Seattle/Tacoma Intl

Wed 5/21

1:15 am-6:55 pm

1 stop26h 40m

$678

SingaporeSeattle

SIN - SEA

SINSEA

Singapore Changi

Fri 6/6

1:10 pm-6:50 pm

1 stop20h 40m

Seattle/Tacoma Intl

Thu 6/12

12:50 am-12:00 pm

1 stop20h 10m

$690

SingaporeSeattle

SIN - SEA

SINSEA

Singapore Changi

Sun 5/11

10:50 pm-12:30 pm

1 stop28h 40m

Seattle/Tacoma Intl

Tue 5/27

2:15 pm-9:30 pm

1 stop40h 15m

$714

JakartaSeattle

CGK - SEA

CGKSEA

Jakarta Soekarno-Hatta Intl

Wed 10/15

5:00 pm-8:45 am

1 stop29h 45m

Seattle/Tacoma Intl

Thu 10/30

9:45 am-4:55 pm

1 stop41h 10m

$726

SingaporeSeattle

SIN - SEA

SINSEA

Singapore Changi

Mon 6/9

2:00 am-7:30 pm

1 stop32h 30m

Seattle/Tacoma Intl

Tue 8/12

1:40 am-12:35 pm

1 stop19h 55m

$737

SingaporeSeattle

SIN - SEA

SINSEA

Singapore Changi

Tue 6/10

8:45 am-1:22 pm

1 stop19h 37m

Seattle/Tacoma Intl

Mon 8/11

9:50 am-6:15 am

1 stop29h 25m

$738

ManilaSeattle

MNL - SEA

MNLSEA

Manila Ninoy Aquino Intl

Tue 9/9

2:40 pm-6:36 pm

2 stops18h 56m

Seattle/Tacoma Intl

Mon 10/20

4:30 pm-1:30 pm

1 stop30h 00m

$743

ManilaSeattle

MNL - SEA

MNLSEA

Manila Ninoy Aquino Intl

Tue 6/17

3:05 am-10:50 am

1 stop22h 45m

Seattle/Tacoma Intl

Wed 7/9

1:20 pm-10:05 pm

1 stop17h 45m

$744

ManilaSeattle

MNL - SEA

MNLSEA

Manila Ninoy Aquino Intl

Sun 6/8

4:00 am-7:30 pm

1 stop30h 30m

Seattle/Tacoma Intl

Thu 6/26

1:10 am-1:05 am

1 stop32h 55m

$746

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/23

Showing 1-10 of 60 results

...

Best time to book a flight from Southeast Asia to Washington

Have a flexible travel schedule? Discover the best time to fly to Washington from Southeast Asia 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 Southeast Asia to Washington

What is the cheapest month to book a flight from Southeast Asia to State of Washington?

Currently, January is the cheapest month in which you can book a flight from Southeast Asia to State of Washington (average of $238). Flying from Southeast Asia to State of Washington in July is currently the most expensive (average of $411). 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 YJX to WA?

When flying from Southeast Asia to State of Washington, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Washington by month

In terms of precipitation, rainfall in State of Washington ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit State of Washington when rainfall is around 0.7 in.

Temperature in Washington by month

If weather is an important factor for your trip to State of Washington, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Washington

Get a feel of what it's like to fly with STARLUX Airlines, EVA Air and Korean Air from Southeast Asia to Washington by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

STARLUX Airlines

9.1

Wonderful

157 reviews

Reviews

1 / 6

10.0

Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.

STARLUX Airlines

9.1

Wonderful

157 reviews

STARLUX Airlines

9.1

Wonderful

157 reviews

Reviews

1 / 6

10.0

Excellent

Anonymous,Apr 2025

KIX - TPE

EVA Air

8.4

Very good

1,180 reviews

STARLUX Airlines

9.1

Wonderful

157 reviews

Reviews

1 / 6

10.0

Excellent

Anonymous,Apr 2025

KIX - TPE

Korean Air

8.4

Very good

1,062 reviews

STARLUX Airlines

9.1

Wonderful

157 reviews

Reviews

1 / 6

10.0

Excellent

Anonymous,Apr 2025

KIX - TPE

Japan Airlines

8.3

Very good

1,453 reviews

STARLUX Airlines

9.1

Wonderful

157 reviews

Reviews

1 / 6

10.0

Excellent

Anonymous,Apr 2025

KIX - TPE

China Airlines

8.3

Very good

727 reviews

STARLUX Airlines

9.1

Wonderful

157 reviews

Reviews

1 / 6

10.0

Excellent

Anonymous,Apr 2025

KIX - TPE

Related info for your journey

What are the cheapest airlines to fly from Southeast Asia to State of Washington one-way?
One-way options have recently been found by users for as low as $424 on Korean Air. Other airlines that offer cheap prices include China Airlines from $434 and Asiana Airlines from $444 one-way.
Can I find deals for flights from Southeast Asia to Washington that include hotel bookings?
Yes. In addition to deals on Southeast Asia to Washington flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Southeast Asia to Washington?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Southeast Asia to Washington.
Can I find deals for business class flights from Southeast Asia to Washington?
Yes. Cheapflights offers flight deals from Southeast Asia to Washington 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 Southeast Asia to State of Washington?
Currently, January is the cheapest month in which you can book a flight from Southeast Asia to State of Washington (average of $238). Flying from Southeast Asia to State of Washington in July is currently the most expensive (average of $411). 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

Browse thousands of different options on Cheapflights for your next trip

Top 10 airlines flying from Southeast Asia to Washington

Airline	Cheapest	Average	Flexibility	On-time
Philippine Airlines	Cheapest$551	Average$765	FlexibilityNo cancel fee	On-time60%
Asiana Airlines	Cheapest$622	Average$872	FlexibilityNo cancel fee	On-time76%
ANA	Cheapest$635	Average$1,237	FlexibilityNo cancel fee	On-time80%
Korean Air	Cheapest$660	Average$965	FlexibilityNo cancel fee	On-time81%
China Airlines	Cheapest$684	Average$890	FlexibilityNo cancel fee	On-time70%
EVA Air	Cheapest$712	Average$1,028	FlexibilityNo cancel fee	On-time74%
Singapore Airlines	Cheapest$763	Average$1,371	FlexibilityNo cancel fee	On-time81%
United Airlines	Cheapest$779	Average$941	FlexibilityNo cancel fee	On-time69%
STARLUX Airlines	Cheapest$796	Average$954	FlexibilityNo cancel fee	On-timeN/A
Delta	Cheapest$829	Average$1,028	FlexibilityNo cancel fee	On-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

$400+ Cheap flights from Southeast Asia to Washington

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 5/30. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Southeast Asia to Washington with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Southeast Asia to Washington

Keep the following information in mind while searching for Southeast Asia to Washington flight deals. Data was last updated April 24, 2025.

Round-trip from

One-way from

Find flight deals from Southeast Asia to Washington

Cheapest flights from Southeast Asia to WashingtonExplore the most affordable flight options available from Southeast Asia to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.

Explore the most affordable flight options available from Southeast Asia to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Southeast Asia to Washington

Have a flexible travel schedule? Discover the best time to fly to Washington from Southeast Asia with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Southeast Asia to Washington

What is the cheapest month to book a flight from Southeast Asia to State of Washington?

What is the cheapest time of day to fly from YJX to WA?

Find hourly flight availability from Southeast Asia to Washington. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 24, 2025.

Rainfall in Washington by month

Plan your trip to Washington by taking into account the average rainfall totals by month.

Temperature in Washington by month

Plan your trip to Washington by taking into account the average temperature totals by month.

Reviews of airlines servicing Washington

Get a feel of what it's like to fly with STARLUX Airlines, EVA Air and Korean Air from Southeast Asia to Washington by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Southeast Asia to Washington. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines to fly from Southeast Asia to State of Washington one-way?

Can I find deals for flights from Southeast Asia to Washington that include hotel bookings?

How can I find direct flights from Southeast Asia to Washington?

Can I find deals for business class flights from Southeast Asia to Washington?

What is the cheapest month to book a flight from Southeast Asia to State of Washington?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Southeast Asia to Washington

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from Southeast Asia to Washington

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Southeast Asia to Washington
Explore the most affordable flight options available from Southeast Asia to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.