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 Air India, which is currently one of the cheapest options available, starting at $419. IndiGo flights start at $424 while deals on Etihad Airways start at $430 one-way.

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.

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).

How far in advance should I book a flight from District of Columbia to Southeast Asia?

Find a great deal and save up to 20% by booking at least 32 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from District of Columbia to Southeast Asia within the next two weeks, with the cheapest ticket starting at $1,228.

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

Our data shows that September tends to be the cheapest month to fly to Southeast Asia from District of Columbia. Users have commonly found prices around $1,322 for the month, but tickets can be as low as $814. Due to multiple factors, prepare for potentially higher prices in December.

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.

$419+ Flights from District of Columbia to Southeast Asia

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Cheap flight deals from District of Columbia to Southeast Asia

Round-trip from	$781 (FlightHub)
One-way from	$419 (oojo)
Popular in	December
Cheapest in	September
Average price	$1,199

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. 8% potential increase in price ($120 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease ($52 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in August 2025

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Find 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 August 3, 2025.

Mon 8/2512:50 pmIAD - SIN

1 stop44h 55mAir India

Mon 9/111:00 pmSIN - IAD

1 stop48h 15mAir India

Deal found 8/1

$781

Thu 9/1110:05 pmIAD - SIN

1 stop23h 35mEtihad Airways

Tue 9/309:10 pmSIN - IAD

1 stop31h 00mEtihad Airways

Deal found 8/1

$833

Tue 11/181:20 pmIAD - MNL

2 stops28h 25mAir Canada

Thu 12/1110:25 amMNL - IAD

2 stops23h 34mAir Canada

Deal found 8/2

$867

Tue 11/1811:05 amDCA - MNL

2 stops30h 40mAir Canada

Thu 12/1110:25 amMNL - DCA

2 stops24h 31mAir Canada

Deal found 8/2

$867

Tue 9/211:00 pmIAD - MNL

1 stop37h 20mAir China

Tue 9/236:25 amMNL - IAD

1 stop25h 05mAir China

Deal found 8/2

$868

Wed 8/209:45 amIAD - MNL

2 stops25h 55mMultiple Airlines

Tue 10/2112:40 amMNL - IAD

2 stops32h 25mMultiple Airlines

Deal found 8/2

$869

Wed 9/1010:05 pmIAD - SIN

1 stop23h 35mMultiple Airlines

Thu 9/2511:25 pmSIN - IAD

1 stop32h 05mMultiple Airlines

Deal found 8/2

$869

Sun 9/211:30 pmIAD - SIN

2 stops39h 50mIndiGo

Mon 9/297:45 pmSIN - IAD

2 stops36h 00mIndiGo

Deal found 8/1

$874

Mon 11/38:30 amIAD - MNL

2 stops40h 05mANA

Sun 11/162:50 pmMNL - IAD

2 stops29h 37mANA

Deal found 8/2

$880

Fri 8/156:00 amDCA - MNL

2 stops29h 40mMultiple Airlines

Thu 10/212:40 amMNL - DCA

2 stops33h 11mMultiple Airlines

Deal found 8/1

$881

Thu 8/213:55 pmIAD - MNL

2 stops26h 00mUnited Airlines

Thu 9/48:40 amMNL - IAD

2 stops27h 50mUnited Airlines

Deal found 7/31

$882

Wed 10/299:59 amDCA - MNL

2 stops28h 11mChina Airlines

Wed 11/510:55 amMNL - DCA

2 stops46h 05mChina Airlines

Deal found 8/2

$892

Best flights from District of Columbia to Southeast Asia
Discover carefully curated flight deals from District of Columbia to Southeast Asia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 3, 2025.

Mon 8/2512:50 pmIAD - SIN

1 stop44h 55mAir India

Mon 9/111:00 pmSIN - IAD

1 stop48h 15mAir India

Deal found 8/1

$781

Thu 9/1110:05 pmIAD - SIN

1 stop23h 35mEtihad Airways

Tue 9/309:10 pmSIN - IAD

1 stop31h 00mEtihad Airways

Deal found 8/1

$833

Wed 9/109:35 amIAD - MNL

2 stops56h 45mAir Canada

Wed 10/89:25 amMNL - IAD

2 stops37h 48mAir Canada

Deal found 8/1

$867

Tue 9/211:00 pmIAD - MNL

1 stop37h 20mAir China

Tue 9/236:25 amMNL - IAD

1 stop25h 05mAir China

Deal found 8/2

$868

Wed 8/209:45 amIAD - MNL

2 stops25h 55mMultiple Airlines

Tue 10/2112:40 amMNL - IAD

2 stops32h 25mMultiple Airlines

Deal found 8/2

$869

Sun 9/211:30 pmIAD - SIN

2 stops39h 50mIndiGo

Mon 9/297:45 pmSIN - IAD

2 stops36h 00mIndiGo

Deal found 8/1

$874

Thu 9/41:15 pmIAD - MNL

2 stops36h 15mANA

Sun 9/212:40 pmMNL - IAD

2 stops28h 50mANA

Deal found 8/1

$880

Thu 8/216:55 pmIAD - MNL

1 stop23h 00mUnited Airlines

Thu 9/48:40 amMNL - IAD

2 stops27h 50mUnited Airlines

Deal found 7/31

$882

Wed 10/299:59 amDCA - MNL

2 stops28h 11mChina Airlines

Wed 11/510:55 amMNL - DCA

2 stops46h 05mChina Airlines

Deal found 8/2

$892

Sun 9/281:30 pmIAD - SGN

1 stop39h 40mTurkish Airlines

Tue 10/2810:15 pmSGN - IAD

1 stop25h 30mTurkish Airlines

Deal found 8/2

$897

Wed 9/35:30 pmDCA - MNL

1 stop24h 15mPhilippine Airlines

Sat 10/1811:05 amMNL - DCA

1 stop21h 54mPhilippine Airlines

Deal found 7/31

$905

Sat 9/137:15 amDCA - MNL

2 stops26h 50mKorean Air

Tue 9/2312:20 pmMNL - DCA

2 stops38h 43mKorean Air

Deal found 7/31

$914

Last-minute flights from District of Columbia to Southeast Asia
Discover last-minute flight deals from District of Columbia to Southeast Asia. Data last updated August 3, 2025 and is based on user searches.

Sat 8/96:30 amIAD - MNL

2 stops35h 25mUnited Airlines

Sat 9/278:40 amMNL - IAD

2 stops32h 42mUnited Airlines

Deal found 7/31

$899

Sun 8/1012:15 pmIAD - MNL

1 stop37h 15mANA

Tue 8/262:40 pmMNL - IAD

1 stop31h 25mANA

Deal found 7/30

$909

Tue 8/1212:15 pmIAD - BKK

1 stop30h 45mANA

Wed 8/271:55 pmBKK - IAD

1 stop31h 10mANA

Deal found 8/2

$910

Tue 8/128:30 amDCA - MNL

2 stops24h 45mANA

Tue 8/269:10 amMNL - DCA

2 stops23h 53mANA

Deal found 7/31

$918

Tue 8/128:19 pmIAD - SGN

2 stops57h 01mChina Airlines

Tue 10/285:50 pmSGN - IAD

2 stops23h 33mChina Airlines

Deal found 8/1

$942

Tue 8/123:43 pmIAD - BKK

2 stops45h 12mUnited Airlines

Wed 8/277:00 amBKK - IAD

2 stops23h 13mUnited Airlines

Deal found 7/31

$949

Tue 8/127:00 amIAD - MNL

2 stops26h 15mMultiple Airlines

Fri 8/299:10 amMNL - IAD

2 stops24h 12mMultiple Airlines

Deal found 8/1

$953

Tue 8/121:30 pmIAD - SGN

1 stop39h 40mTurkish Airlines

Tue 9/1610:05 pmSGN - IAD

1 stop24h 40mTurkish Airlines

Deal found 8/2

$963

Tue 8/1210:16 pmIAD - SGN

2 stops38h 59mUnited Airlines

Tue 10/2811:05 pmSGN - IAD

1 stop28h 35mUnited Airlines

Deal found 8/1

$964

Tue 8/129:40 amDCA - BKK

2 stops28h 25mDelta

Thu 8/282:35 amBKK - DCA

2 stops30h 13mDelta

Deal found 7/31

$968

Tue 8/129:50 amIAD - BKK

2 stops28h 15mDelta

Fri 8/299:50 amBKK - IAD

2 stops24h 31mDelta

Deal found 7/31

$968

Tue 8/128:30 amDCA - SGN

2 stops28h 45mANA

Tue 9/167:00 amSGN - DCA

2 stops25h 03mANA

Deal found 8/2

$968

One-way flights from District of Columbia to Southeast Asia
Search for one-way flight options from District of Columbia to Southeast Asia. Find affordable one-way fares based on user searches. Data last updated August 3, 2025.

Wed 8/1312:50 pmIAD - SIN

1 stop44h 55mAir India

Deal found 8/2

$419

Fri 9/1910:05 pmIAD - SIN

1 stop23h 35mEtihad Airways

Deal found 8/2

$430

Sat 8/161:30 pmIAD - SIN

2 stops40h 15mIndiGo

Deal found 7/31

$432

Wed 8/271:30 pmIAD - BKK

1 stop28h 45mTurkish Airlines

Deal found 7/30

$434

Wed 9/101:30 pmIAD - BKK

2 stops46h 10mIndiGo

Deal found 7/31

$435

Wed 8/2010:05 pmIAD - SIN

2 stops31h 15mMultiple Airlines

Deal found 8/1

$453

Sun 8/2410:05 pmIAD - BKK

2 stops26h 15mMultiple Airlines

Deal found 8/2

$475

Sat 8/1610:05 pmIAD - DMK

2 stops37h 45mMultiple Airlines

Deal found 7/31

$476

Fri 10/36:30 amIAD - MNL

2 stops26h 45mMultiple Airlines

Deal found 8/1

$483

Fri 8/151:20 pmIAD - MNL

2 stops60h 10mANA

Deal found 8/2

$484

Fri 10/31:15 pmIAD - MNL

1 stop33h 40mKorean Air

Deal found 7/31

$485

Tue 8/58:19 pmIAD - MNL

2 stops49h 16mChina Airlines

Deal found 8/2

$488

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Mon 8/25

12:50 pm-9:45 pm

1 stop44h 55m

Singapore Changi

Mon 9/1

11:00 pm-11:15 am

1 stop48h 15m

$781

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Thu 9/11

10:05 pm-9:40 am

1 stop23h 35m

Singapore Changi

Tue 9/30

9:10 pm-4:10 pm

1 stop31h 00m

$833

Washington, D.C.Manila

IAD - MNL

IADMNL

Washington, D.C. Dulles Intl

Wed 9/10

9:35 am-6:20 am

2 stops56h 45m

Manila Ninoy Aquino Intl

Wed 10/8

9:25 am-11:13 am

2 stops37h 48m

$867

Washington, D.C.Manila

IAD - MNL

IADMNL

Washington, D.C. Dulles Intl

Tue 9/2

11:00 pm-12:20 am

1 stop37h 20m

Manila Ninoy Aquino Intl

Tue 9/23

6:25 am-7:30 pm

1 stop25h 05m

$868

Washington, D.C.Manila

IAD - MNL

IADMNL

Washington, D.C. Dulles Intl

Wed 8/20

9:45 am-11:40 pm

2 stops25h 55m

Manila Ninoy Aquino Intl

Tue 10/21

12:40 am-9:05 pm

2 stops32h 25m

$869

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Wed 9/10

10:05 pm-9:40 am

1 stop23h 35m

Singapore Changi

Thu 9/25

11:25 pm-7:30 pm

1 stop32h 05m

$869

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Sun 9/21

1:30 pm-5:20 pm

2 stops39h 50m

Singapore Changi

Mon 9/29

7:45 pm-7:45 pm

2 stops36h 00m

$874

Washington, D.C.Manila

DCA - MNL

DCAMNL

Washington, D.C. Reagan-National

Wed 10/15

8:40 pm-6:20 am

2 stops45h 40m

Manila Ninoy Aquino Intl

Wed 10/22

9:25 am-9:51 pm

2 stops24h 26m

$879

Washington, D.C.Manila

IAD - MNL

IADMNL

Washington, D.C. Dulles Intl

Thu 9/4

1:15 pm-1:30 pm

2 stops36h 15m

Manila Ninoy Aquino Intl

Sun 9/21

2:40 pm-7:30 am

2 stops28h 50m

$880

Washington, D.C.Manila

IAD - MNL

IADMNL

Washington, D.C. Dulles Intl

Thu 8/21

6:55 pm-5:55 am

1 stop23h 00m

Manila Ninoy Aquino Intl

Thu 9/4

8:40 am-12:30 am

2 stops27h 50m

$882

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/2

Showing 1-10 of 60 results

...

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, September is the cheapest month in which you can book a flight from District of Columbia to Southeast Asia (average of $946). Flying from District of Columbia to Southeast Asia in December is currently the most expensive (average of $1,563). 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?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from District of Columbia to Southeast Asia as you normally would.

Reviews of airlines servicing Southeast Asia

See what other customers who have flown with EVA Air, ANA, and Korean Air from District of Columbia to Southeast Asia have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

EVA Air

8.4

Very good

1,222 reviews

Reviews

1 / 20

10.0

Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

EVA Air

8.4

Very good

1,222 reviews

EVA Air

8.4

Very good

1,222 reviews

Reviews

1 / 20

10.0

Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

ANA

8.4

Very good

922 reviews

EVA Air

8.4

Very good

1,222 reviews

Reviews

1 / 20

10.0

Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Korean Air

8.4

Very good

1,122 reviews

EVA Air

8.4

Very good

1,222 reviews

Reviews

1 / 20

10.0

Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Japan Airlines

8.3

Very good

1,541 reviews

EVA Air

8.4

Very good

1,222 reviews

Reviews

1 / 20

10.0

Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

China Airlines

8.3

Very good

757 reviews

EVA Air

8.4

Very good

1,222 reviews

Reviews

1 / 20

10.0

Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Related info for your journey

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 Air India, which is currently one of the cheapest options available, starting at $419. IndiGo flights start at $424 while deals on Etihad Airways start at $430 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, September is the cheapest month in which you can book a flight from District of Columbia to Southeast Asia (average of $946). Flying from District of Columbia to Southeast Asia in December is currently the most expensive (average of $1,563). 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 District of Columbia to Southeast Asia

Airline	Cheapest	Average	Flexibility	On-time
Spirit Airlines	Cheapest$127	Average$160	FlexibilityNo cancel fee	On-time65%
Frontier	Cheapest$162	Average$267	FlexibilityNo cancel fee	On-time62%
Air China	Cheapest$565	Average$756	FlexibilityNo cancel fee	On-time67%
SAUDIA	Cheapest$590	Average$922	FlexibilityNo cancel fee	On-time86%
Cathay Pacific	Cheapest$763	Average$1,327	FlexibilityNo cancel fee	On-time72%
Singapore Airlines	Cheapest$846	Average$1,496	FlexibilityNo cancel fee	On-time81%
Air Canada	Cheapest$887	Average$1,344	FlexibilityNo cancel fee	On-time67%
Delta	Cheapest$928	Average$1,466	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$928	Average$1,391	FlexibilityNo cancel fee	On-time71%
Alaska Airlines	Cheapest$936	Average$1,272	FlexibilityNo cancel fee	On-time75%

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$419+ 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 8/13. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from District of Columbia to Southeast Asia with Cheapflights

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3. Compare prices and book

Cheap 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 August 3, 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from District of Columbia to Southeast Asia

Cheapest flights from District of Columbia to Southeast AsiaExplore 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 August 3, 2025.

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 August 3, 2025.

Cheapflights Fare Finder

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

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.

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?

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 August 3, 2025.

Reviews of airlines servicing Southeast Asia

See what other customers who have flown with EVA Air, ANA, and Korean Air from District of Columbia to Southeast Asia have to say. Users can see the overall rating for each airline as well as how each is rated 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 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.

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

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

How can I 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?

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

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 District of Columbia to Southeast Asia

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Top 10 airlines flying from District of Columbia to Southeast Asia

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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 August 3, 2025.