Southeast Asia

$398+ Cheap flights from Washington, D.C. (WAS) to Southeast 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 1/19. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — BKK
Dec 27 — Jan 31
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Cheap flight deals from Washington, D.C. to Southeast Asia

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) to Southeast Asia (zzYJX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 22, 2024.

Round-trip from

$1,036
(Kiwi.com)

One-way from

$398
(Kiwi.com)
From Washington, D.C. (WAS) to Southeast Asia
One-way flight from Washington, D.C. (WAS) to Southeast Asia

Find flight deals from Washington, D.C. to Southeast Asia

Cheapest flights from Washington, D.C. to Southeast Asia
Explore the most affordable flight options available from Washington, D.C. to Southeast Asia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 22, 2024.

This Kiwi.com deal was found by Cheapflights users on 12/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2912:00 pmIAD - BKK
2 stops52h 25mMultiple Airlines
Mon 3/316:50 pmBKK - IAD
1 stop23h 25mMultiple Airlines
Deal found 12/20$1,447
This oojo deal was found by Cheapflights users on 12/22. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/319:44 amDCA - BKK
2 stops36h 56mCathay Pacific
Tue 1/2811:40 amBKK - DCA
2 stops23h 01mCathay Pacific
Deal found 12/22$1,451
This FlightHub deal was found by Cheapflights users on 12/20. 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 12/2910:00 amIAD - BKK
1 stop40h 05mAir India
Fri 3/285:55 pmBKK - IAD
1 stop24h 55mAir India
Deal found 12/20$1,487
This Travelocity deal was found by Cheapflights users on 12/21. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/319:44 amDCA - BKK
2 stops36h 56mMultiple Airlines
Wed 3/266:40 amBKK - DCA
2 stops25h 19mMultiple Airlines
Deal found 12/21$1,500
This SmartFares deal was found by Cheapflights users on 12/21. 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.
Tue 12/319:30 pmIAD - BKK
1 stop32h 30mEtihad Airways
Wed 3/268:50 amBKK - IAD
1 stop43h 35mEtihad Airways
Deal found 12/21$1,624
This Gurufare deal was found by Cheapflights users on 12/22. 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 12/3110:00 amIAD - MNL
2 stops43h 15mEthiopian Air
Sun 1/198:30 pmMNL - IAD
3 stops48h 30mEthiopian Air
Deal found 12/22$1,653
This Cathay Pacific deal was found by Cheapflights users on 12/20. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/317:30 amBWI - BKK
2 stops40h 35mMultiple Airlines
Wed 3/267:15 pmBKK - BWI
2 stops37h 32mMultiple Airlines
Deal found 12/20$1,727
This United Airlines deal was found by Cheapflights users on 12/22. 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.
Tue 12/316:00 amDCA - MNL
2 stops35h 50mUnited Airlines
Sun 1/199:55 amMNL - DCA
2 stops38h 36mUnited Airlines
Deal found 12/22$1,731
This Gurufare deal was found by Cheapflights users on 12/22. 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 12/314:35 pmIAD - SGN
3 stops44h 45mAir China
Sat 3/295:00 amSGN - IAD
1 stop21h 10mAir China
Deal found 12/22$1,735
This CheapOair deal was found by Cheapflights users on 12/22. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2610:30 amIAD - BKK
1 stop20h 10mEmirates
Wed 3/268:35 pmBKK - IAD
1 stop23h 25mEmirates
Deal found 12/22$1,751
This oojo deal was found by Cheapflights users on 12/21. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/317:30 amBWI - BKK
2 stops39h 10mCathay Pacific
Wed 3/267:15 pmBKK - BWI
2 stops37h 32mCathay Pacific
Deal found 12/21$1,756
This Air Canada deal was found by Cheapflights users on 12/20. 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.
Mon 12/306:00 amDCA - BKK
2 stops36h 15mAir Canada
Sun 3/309:35 pmBKK - DCA
2 stops35h 53mAir Canada
Deal found 12/20$1,760

Find flights from Washington, D.C. to Southeast Asia within your budget

Customize your flight search to find flights from Washington, D.C. to Southeast 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 December 22, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

BaltimoreManila

BWI - MNL

BWIMNL

Baltimore/Washington

Wed 2/5

8:00 am-1:05 am

2 stops28h 05m

Manila Ninoy Aquino Intl

Wed 2/12

11:20 pm-6:01 pm

2 stops31h 41m

$1,030

Washington, D.C.Manila

IAD - MNL

IADMNL

Washington, D.C. Dulles Intl

Wed 2/19

9:25 pm-9:05 pm

1 stop34h 40m

Manila Ninoy Aquino Intl

Mon 3/24

9:35 pm-1:15 pm

1 stop27h 40m

$1,036

Washington, D.C.Manila

IAD - MNL

IADMNL

Washington, D.C. Dulles Intl

Thu 4/17

10:00 pm-10:00 pm

1 stop36h 00m

Manila Ninoy Aquino Intl

Sun 5/4

5:35 am-4:35 pm

1 stop47h 00m

$1,048

Washington, D.C.Manila

DCA - MNL

DCAMNL

Washington, D.C. Reagan-National

Tue 2/4

9:00 am-5:50 pm

2 stops43h 50m

Manila Ninoy Aquino Intl

Tue 2/11

6:50 pm-8:59 pm

2 stops39h 09m

$1,054

Washington, D.C.Bangkok

IAD - BKK

IADBKK

Washington, D.C. Dulles Intl

Tue 1/28

9:30 pm-7:10 am

1 stop21h 40m

Bangkok Suvarnabhumi

Wed 3/26

8:25 pm-5:25 pm

1 stop32h 00m

$1,071

Washington, D.C.Bangkok

IAD - BKK

IADBKK

Washington, D.C. Dulles Intl

Sat 3/1

10:00 am-9:30 pm

1 stop23h 30m

Bangkok Suvarnabhumi

Wed 3/19

7:35 am-8:41 pm

2 stops24h 06m

$1,073

Washington, D.C.Bangkok

IAD - BKK

IADBKK

Washington, D.C. Dulles Intl

Thu 3/20

3:00 pm-4:40 am

1 stop26h 40m

Bangkok Suvarnabhumi

Fri 3/28

6:15 am-1:15 pm

1 stop42h 00m

$1,075

Washington, D.C.Manila

IAD - MNL

IADMNL

Washington, D.C. Dulles Intl

Tue 4/8

7:31 am-12:15 am

2 stops28h 44m

Manila Ninoy Aquino Intl

Tue 4/22

5:30 am-6:20 am

2 stops36h 50m

$1,085

Washington, D.C.Bangkok

IAD - BKK

IADBKK

Washington, D.C. Dulles Intl

Sat 4/12

11:15 am-2:05 pm

1 stop39h 50m

Bangkok Suvarnabhumi

Sat 4/19

3:05 pm-7:15 am

1 stop27h 10m

$1,086

Washington, D.C.Ho Chi Minh City

IAD - SGN

IADSGN

Washington, D.C. Dulles Intl

Mon 2/17

2:00 pm-4:30 pm

1 stop38h 30m

Ho Chi Minh City

Sat 3/15

10:15 pm-12:35 pm

1 stop25h 20m

$1,096

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/20

Showing 1-10 of 60 results
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Best time to book a flight from Washington, D.C. to Southeast Asia

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

Travel insights for flights from Washington, D.C. to Southeast Asia

Get recent, data-driven insights about flights from Washington, D.C. to Southeast Asia including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Washington, D.C. to Southeast Asia?

Currently, October is the cheapest month in which you can book a flight from Washington, D.C. to Southeast Asia (average of $996). Flying from Washington, D.C. to Southeast Asia in June is currently the most expensive (average of $1,585). 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 WAS to YJX?

Find hourly flight availability from Washington, D.C. to Southeast Asia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 22, 2024.

When flying from Washington, D.C. to Southeast Asia, 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 Southeast Asia by month

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

In terms of precipitation, rainfall in Southeast Asia ranges from 0.4 - 15.7 inches per month. July is typically the wettest month, when rainfall can reach 15.7 in. February is typically the driest time to visit Southeast Asia when rainfall is around 0.4 in.

Temperature in Southeast Asia by month

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

If weather is an important factor for your trip to Southeast Asia, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 78.8 F).

Reviews of airlines servicing Southeast Asia

Get insights into the airlines that provide service to Southeast 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 Southeast Asia. Reviews last updated December 22, 2024.
Get a feel of what it's like to fly with Air India, Singapore Airlines and Cathay Pacific from Washington, D.C. to Southeast Asia by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
8.4
Very good
1,025 reviews

Food

8.1

Boarding

8.5

Entertainment

8.2

Overall

8.4

Crew

8.7

Comfort

8.3

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

8.4
Very good
1,025 reviews
8.4
Very good
1,025 reviews

Food

8.1

Boarding

8.5

Entertainment

8.2

Overall

8.4

Crew

8.7

Comfort

8.3

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

8.4
Very good
844 reviews
8.4
Very good
1,025 reviews

Food

8.1

Boarding

8.5

Entertainment

8.2

Overall

8.4

Crew

8.7

Comfort

8.3

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

8.3
Very good
1,440 reviews
8.4
Very good
1,025 reviews

Food

8.1

Boarding

8.5

Entertainment

8.2

Overall

8.4

Crew

8.7

Comfort

8.3

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

8.3
Very good
753 reviews
8.4
Very good
1,025 reviews

Food

8.1

Boarding

8.5

Entertainment

8.2

Overall

8.4

Crew

8.7

Comfort

8.3

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

8.3
Very good
474 reviews
8.4
Very good
1,025 reviews

Food

8.1

Boarding

8.5

Entertainment

8.2

Overall

8.4

Crew

8.7

Comfort

8.3

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. to Southeast Asia. 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 Washington, D.C. to Southeast Asia one-way?

    One-way options have recently been found by users for as low as $585 on Etihad Airways. Other airlines that offer cheap prices include Asiana Airlines from $592 and Singapore Airlines from $595 one-way.

  • What are the most popular routes from Washington, D.C. to Southeast Asia?

  • Can I find deals for flights from Washington, D.C. to Southeast Asia that include hotel bookings?

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

  • How can I find direct flights from Washington, D.C. to Southeast Asia?

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

  • Can I find deals for business class flights from Washington, D.C. to Southeast Asia?

    Yes. Cheapflights offers flight deals from Washington, D.C. to Southeast 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 Washington, D.C. to Southeast Asia?

    Currently, October is the cheapest month in which you can book a flight from Washington, D.C. to Southeast Asia (average of $996). Flying from Washington, D.C. to Southeast Asia in June is currently the most expensive (average of $1,585). 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

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Alternative routes for Washington, D.C. to Southeast Asia

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

Top 10 airlines flying from Washington, D.C. to Southeast Asia

Discover the top 10 airlines that operate flights from Washington, D.C. to Southeast 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 December 22, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$168Average$1,187FlexibilityNo cancel feeOn-time71%
Air IndiaCheapest$700Average$863FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$757Average$1,523FlexibilityNo cancel feeOn-timeN/A
Air ChinaCheapest$829Average$925FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$904Average$1,636FlexibilityNo cancel feeOn-time69%
Etihad AirwaysCheapest$933Average$1,197FlexibilityNo cancel feeOn-time75%
Philippine AirlinesCheapest$934Average$1,784FlexibilityNo cancel feeOn-time60%
Alaska AirlinesCheapest$936Average$1,244FlexibilityNo cancel feeOn-time75%
Cathay PacificCheapest$950Average$1,320FlexibilityNo cancel feeOn-time72%
JetBlueCheapest$989Average$1,216FlexibilityNo cancel feeOn-time62%
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