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Southeast Asia

$457+ Cheap flights from District of Columbia 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 3/23. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — BKK
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from District of Columbia to Southeast Asia

Cheapest flights from District of Columbia to Southeast Asia
Explore the most affordable flight options available from District of Columbia to Southeast Asia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This JetBlue deal was found by Cheapflights users on 12/15. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/318:05 pmIAD - BKK
1 stop22h 10mJetBlue
Thu 1/153:00 amBKK - IAD
1 stop24h 55mJetBlue
Deal found 12/15$923
This United Airlines deal was found by Cheapflights users on 12/15. 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.
Wed 12/3112:20 pmIAD - BKK
1 stop28h 50mUnited Airlines
Fri 1/164:55 pmBKK - IAD
2 stops26h 19mUnited Airlines
Deal found 12/15$980
This FlightHub deal was found by Cheapflights users on 12/16. 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.
Wed 12/311:30 pmIAD - BKK
1 stop31h 10mTurkish Airlines
Fri 1/165:50 amBKK - IAD
1 stop41h 55mTurkish Airlines
Deal found 12/16$985
This United Airlines deal was found by Cheapflights users on 12/17. 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.
Wed 12/3112:20 pmIAD - BKK
2 stops35h 05mUnited Airlines
Mon 2/24:55 pmBKK - IAD
2 stops34h 45mUnited Airlines
Deal found 12/17$1,048
This United Airlines deal was found by Cheapflights users on 12/17. 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 12/305:00 pmDCA - SGN
3 stops40h 50mUnited Airlines
Wed 1/2111:05 pmSGN - DCA
2 stops24h 53mUnited Airlines
Deal found 12/17$1,064
This United Airlines deal was found by Cheapflights users on 12/17. 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 12/3010:05 pmIAD - SGN
2 stops35h 45mUnited Airlines
Mon 1/1911:05 pmSGN - IAD
2 stops34h 08mUnited Airlines
Deal found 12/17$1,064
This United Airlines deal was found by Cheapflights users on 12/17. 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 12/305:00 pmDCA - SGN
3 stops40h 50mUnited Airlines
Thu 1/227:30 amSGN - DCA
2 stops24h 02mUnited Airlines
Deal found 12/17$1,067
This United Airlines deal was found by Cheapflights users on 12/17. 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.
Wed 12/318:20 amIAD - SGN
2 stops27h 55mUnited Airlines
Mon 1/197:30 amSGN - IAD
2 stops29h 29mUnited Airlines
Deal found 12/17$1,070
This United Airlines deal was found by Cheapflights users on 12/16. 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.
Mon 12/296:30 amIAD - SGN
2 stops28h 25mUnited Airlines
Tue 1/2011:05 pmSGN - IAD
2 stops32h 30mUnited Airlines
Deal found 12/16$1,072
This KAYAK deal was found by Cheapflights users on 12/15. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/291:30 pmIAD - BKK
1 stop31h 10mTurkish Airlines
Sat 1/175:50 amBKK - IAD
1 stop41h 55mTurkish Airlines
Deal found 12/15$1,074
This United Airlines deal was found by Cheapflights users on 12/16. 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.
Mon 12/296:30 amIAD - SGN
2 stops28h 25mUnited Airlines
Wed 1/217:30 amSGN - IAD
2 stops24h 05mUnited Airlines
Deal found 12/16$1,075
This United Airlines deal was found by Cheapflights users on 12/17. 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 12/305:00 pmDCA - SGN
3 stops43h 15mUnited Airlines
Sun 1/1811:05 pmSGN - DCA
2 stops33h 51mUnited Airlines
Deal found 12/17$1,078

Find flight deals from District of Columbia to Southeast Asia

Keep the following information in mind while searching for District of Columbia to Southeast Asia flight deals. Data was last updated December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

Gurufare
3 stars

Round-trip from

$875
(oojo)

One-way from

$457
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$1,718
Provider with most accurate pricing for Washington, D.C. (WAS)-Manila Ninoy Aquino Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Manila Ninoy Aquino Intl flights.
Search Deals
From District of Columbia to Southeast Asia
Search Deals
One-way flight from District of Columbia to Southeast Asia
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($104 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($38 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from District of Columbia 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 18, 2025.
Use the filters below to find and compare flights from District of Columbia to Southeast Asia that are best for you.

Fly from

District of Columbia

Fly to

Southeast Asia

Route

Depart

Return

Price

Washington, D.C.Bangkok

DCA - BKK

DCABKK

Washington, D.C. Reagan-National

Wed 2/11

1:40 pm-11:20 pm

2 stops45h 40m

Bangkok Suvarnabhumi

Wed 4/29

9:40 pm-8:19 pm

2 stops33h 39m

$928

Washington, D.C.Bangkok

IAD - BKK

IADBKK

Washington, D.C. Dulles Intl

Tue 2/17

11:50 am-11:20 pm

1 stop23h 30m

Bangkok Suvarnabhumi

Wed 2/25

12:55 am-7:09 pm

2 stops30h 14m

$928

Washington, D.C.Bangkok

IAD - BKK

IADBKK

Washington, D.C. Dulles Intl

Tue 4/7

2:21 pm-9:45 am

3 stops32h 24m

Bangkok Suvarnabhumi

Mon 4/27

9:35 am-10:05 am

1 stop35h 30m

$928

Washington, D.C.Bangkok

DCA - BKK

DCABKK

Washington, D.C. Reagan-National

Thu 2/12

6:05 am-12:45 am

2 stops30h 40m

Bangkok Suvarnabhumi

Wed 4/29

9:40 pm-8:19 pm

2 stops33h 39m

$928

Washington, D.C.Bangkok

IAD - BKK

IADBKK

Washington, D.C. Dulles Intl

Wed 1/28

7:30 am-12:45 am

2 stops29h 15m

Bangkok Suvarnabhumi

Thu 2/19

9:40 am-11:55 pm

2 stops26h 15m

$928

Washington, D.C.Bangkok

IAD - BKK

IADBKK

Washington, D.C. Dulles Intl

Thu 2/5

7:00 am-12:55 am

2 stops29h 55m

Bangkok Suvarnabhumi

Tue 3/24

2:05 am-11:49 pm

2 stops32h 44m

$928

Washington, D.C.Bangkok

IAD - BKK

IADBKK

Washington, D.C. Dulles Intl

Mon 2/16

6:00 am-12:45 am

2 stops30h 45m

Bangkok Suvarnabhumi

Wed 2/25

2:05 am-11:55 pm

2 stops33h 50m

$928

Washington, D.C.Bangkok

IAD - BKK

IADBKK

Washington, D.C. Dulles Intl

Tue 2/17

6:00 am-12:55 am

2 stops30h 55m

Bangkok Suvarnabhumi

Wed 2/25

2:05 am-11:55 pm

2 stops33h 50m

$928

Washington, D.C.Bangkok

DCA - BKK

DCABKK

Washington, D.C. Reagan-National

Mon 1/19

6:59 am-12:55 am

2 stops29h 56m

Bangkok Suvarnabhumi

Mon 2/2

11:15 pm-1:53 pm

2 stops26h 38m

$934

Washington, D.C.Bangkok

DCA - BKK

DCABKK

Washington, D.C. Reagan-National

Mon 1/19

6:59 am-12:55 am

2 stops29h 56m

Bangkok Suvarnabhumi

Sun 2/1

9:30 pm-1:53 pm

2 stops28h 23m

$934

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 60 results
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Best time to book a flight from District of Columbia to Southeast Asia

Have a flexible travel schedule? Discover the best time to fly to Southeast Asia from District of Columbia 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 District of Columbia to Southeast Asia

What is the cheapest month to book a flight from District of Columbia to Southeast Asia?

Currently, October is the cheapest month in which you can book a flight from District of Columbia to Southeast Asia (average of $137). Flying from District of Columbia to Southeast Asia in February is currently the most expensive (average of $816). 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 DC to YJX?

Find hourly flight availability from District of Columbia 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 18, 2025.

When flying from District of Columbia to Southeast Asia, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 17% versus a flight in the morning.

What is the cheapest day to fly from District of Columbia to Southeast Asia?

Use this chart to determine the cheapest time to fly round-trip from District of Columbia to Southeast Asia. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their District of Columbia to Southeast Asia flight should consider departing on Wednesday at noon when fares are most often at their lowest. Saturday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

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

  • How long is the flight from District of Columbia to Southeast Asia?

    There are many flights that can get you from District of Columbia to Southeast Asia in 23h 30m. Fly via Delta, Korean Air, or United Airlines to get the fastest option. Airlines will cover a distance of 8792 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from District of Columbia to Southeast Asia one-way?

    To fly one-way, consider booking your trip with Etihad Airways, which is currently one of the cheapest options available, starting at $394. Korean Air flights start at $394 while deals on Air India start at $401 one-way.

  • Can I find deals for flights from District of Columbia to Southeast Asia that include hotel bookings?

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

  • How can I find direct flights from District of Columbia to Southeast Asia?

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

  • Can I find deals for business class flights from District of Columbia to Southeast Asia?

    Yes. Cheapflights offers flight deals from District of Columbia 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 District of Columbia to Southeast Asia?

    Currently, October is the cheapest month in which you can book a flight from District of Columbia to Southeast Asia (average of $137). Flying from District of Columbia to Southeast Asia in February is currently the most expensive (average of $816). 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

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Alternative routes for District of Columbia to Southeast Asia

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from District of Columbia to Southeast Asia

Discover the top 10 airlines that operate flights from District of Columbia 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 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$118Average$160FlexibilityNo cancel feeOn-time65%
FrontierCheapest$162Average$240FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$512Average$1,765FlexibilityNo cancel feeOn-time62%
Air ChinaCheapest$565Average$825FlexibilityNo cancel feeOn-time67%
Philippine AirlinesCheapest$652Average$1,534FlexibilityNo cancel feeOn-time60%
Air CanadaCheapest$671Average$1,289FlexibilityNo cancel feeOn-time67%
Air IndiaCheapest$702Average$963FlexibilityNo cancel feeOn-timeN/A
China AirlinesCheapest$763Average$1,583FlexibilityNo cancel feeOn-time70%
Cathay PacificCheapest$763Average$1,244FlexibilityNo cancel feeOn-time72%
Etihad AirwaysCheapest$787Average$1,092FlexibilityNo cancel feeOn-time75%

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