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 Turkish Airlines, which is currently one of the cheapest options available, starting at $455. IndiGo flights start at $479 while deals on Cathay Pacific start at $501 one-way.

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 58 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 $1,261.

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 $1,381 for the month, but tickets can be as low as $830. 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.

$455+ Flights from District of Columbia to Southeast Asia

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Cheap flight deals from District of Columbia to Southeast Asia

Most accurate provider	AranGrant 3 stars
Most trusted provider	AranGrant 3 stars
Round-trip from	$963 (oojo)
One-way from	$455 (FlightHub)
Popular in	December
Cheapest in	September
Average price	$1,272

Provider with most accurate pricing for Washington, D.C. (WAS)-Manila Ninoy Aquino Intl flight deals.

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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Manila Ninoy Aquino Intl flights.

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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. 6% potential increase in price ($95 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($52 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 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 abril 30, 2025.

mar. 9/239:00 pmIAD - BKK

1 stop28h 55mQatar Airways

lun. 9/292:30 amBKK - IAD

1 stop24h 10mQatar Airways

Deal found 4/29

$962

mié. 10/110:05 pmIAD - BKK

1 stop22h 05mEtihad Airways

mar. 10/282:25 amBKK - IAD

1 stop25h 40mEtihad Airways

Deal found 4/29

$963

mar. 5/611:55 amDCA - BKK

2 stops24h 55mCathay Pacific

mié. 5/2112:30 pmBKK - DCA

2 stops31h 59mCathay Pacific

Deal found 4/29

$994

mar. 8/199:59 amDCA - BKK

2 stops38h 01mSingapore Airlines

mar. 8/269:20 amBKK - DCA

2 stops46h 39mSingapore Airlines

Deal found 4/29

$1,000

sáb. 9/2011:00 amIAD - SIN

1 stop32h 30mMultiple Airlines

dom. 10/57:45 pmSIN - IAD

2 stops36h 00mMultiple Airlines

Deal found 4/28

$1,025

jue. 8/216:04 pmIAD - BKK

2 stops30h 01mMultiple Airlines

lun. 9/83:00 pmBKK - IAD

2 stops27h 00mMultiple Airlines

Deal found 4/29

$1,028

lun. 8/186:04 pmIAD - BKK

2 stops28h 56mCathay Pacific

mar. 8/2611:00 amBKK - IAD

2 stops35h 01mCathay Pacific

Deal found 4/28

$1,035

mié. 5/75:44 pmIAD - SIN

2 stops49h 21mAir Canada

mar. 5/136:15 amSIN - IAD

2 stops26h 53mAir Canada

Deal found 4/29

$1,038

dom. 5/41:30 pmIAD - BKK

1 stop33h 15mTurkish Airlines

mié. 7/1610:45 pmBKK - IAD

1 stop24h 00mTurkish Airlines

Deal found 4/29

$1,045

mar. 9/161:30 pmIAD - BKK

2 stops38h 20mIndiGo

mié. 9/245:10 pmBKK - IAD

2 stops37h 35mIndiGo

Deal found 4/29

$1,046

mié. 5/711:55 amDCA - SIN

2 stops29h 35mCathay Pacific

lun. 5/121:50 amSIN - DCA

2 stops34h 56mCathay Pacific

Deal found 4/29

$1,068

mié. 4/301:30 pmIAD - SIN

1 stop31h 15mTurkish Airlines

vie. 5/910:15 amSIN - IAD

1 stop37h 30mTurkish Airlines

Deal found 4/29

$1,075

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 abril 30, 2025.

mié. 10/110:05 pmIAD - BKK

1 stop22h 05mEtihad Airways

mié. 10/298:25 pmBKK - IAD

1 stop31h 40mEtihad Airways

Deal found 4/29

$963

mar. 9/169:00 pmIAD - BKK

1 stop22h 15mQatar Airways

mar. 9/232:30 amBKK - IAD

1 stop24h 10mQatar Airways

Deal found 4/29

$967

lun. 9/86:09 pmIAD - BKK

2 stops31h 01mMultiple Airlines

mar. 9/3010:50 amBKK - IAD

2 stops31h 42mMultiple Airlines

Deal found 4/28

$968

mar. 5/611:55 amDCA - BKK

2 stops24h 55mCathay Pacific

mar. 6/105:30 pmBKK - DCA

2 stops40h 37mCathay Pacific

Deal found 4/29

$1,008

jue. 8/281:30 pmIAD - BKK

1 stop28h 45mTurkish Airlines

jue. 9/1110:45 pmBKK - IAD

1 stop24h 00mTurkish Airlines

Deal found 4/29

$1,036

mié. 5/75:44 pmIAD - SIN

2 stops49h 21mAir Canada

mar. 5/136:15 amSIN - IAD

2 stops26h 53mAir Canada

Deal found 4/29

$1,038

mar. 9/161:30 pmIAD - BKK

2 stops38h 20mIndiGo

mié. 9/245:10 pmBKK - IAD

2 stops37h 35mIndiGo

Deal found 4/29

$1,046

jue. 9/189:00 pmIAD - BKK

1 stop23h 20mJetBlue

dom. 10/262:00 amBKK - IAD

1 stop25h 55mJetBlue

Deal found 4/28

$1,051

vie. 5/96:59 pmIAD - SGN

2 stops27h 41mChina Airlines

lun. 6/25:30 pmSGN - IAD

2 stops36h 29mChina Airlines

Deal found 4/28

$1,094

lun. 9/15:06 pmDCA - SGN

2 stops31h 34mEVA Air

lun. 9/291:50 amSGN - DCA

2 stops27h 09mEVA Air

Deal found 4/28

$1,104

lun. 5/51:15 pmIAD - MNL

1 stop22h 44mKorean Air

lun. 5/2611:30 pmMNL - IAD

1 stop23h 45mKorean Air

Deal found 4/29

$1,127

mié. 5/2811:00 amIAD - SGN

1 stop21h 55mAir India

mar. 7/18:55 pmSGN - IAD

1 stop21h 45mAir India

Deal found 4/28

$1,128

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 abril 30, 2025 and is based on user searches.

mié. 4/301:30 pmIAD - SIN

1 stop31h 15mTurkish Airlines

vie. 5/910:15 amSIN - IAD

1 stop37h 30mTurkish Airlines

Deal found 4/29

$1,075

jue. 5/19:40 pmIAD - BKK

2 stops31h 15mIndiGo

mar. 5/205:45 pmBKK - IAD

2 stops37h 00mIndiGo

Deal found 4/29

$1,051

dom. 5/411:00 amIAD - BKK

1 stop21h 20mQatar Airways

mié. 6/48:00 pmBKK - IAD

1 stop23h 40mQatar Airways

Deal found 4/29

$967

dom. 5/41:30 pmIAD - BKK

1 stop33h 15mTurkish Airlines

mié. 7/1610:45 pmBKK - IAD

1 stop24h 00mTurkish Airlines

Deal found 4/29

$1,045

dom. 5/41:30 pmIAD - SGN

1 stop39h 40mTurkish Airlines

lun. 5/1910:05 pmSGN - IAD

1 stop24h 40mTurkish Airlines

Deal found 4/27

$1,085

dom. 5/45:38 pmIAD - BKK

2 stops38h 22mSingapore Airlines

dom. 5/113:30 pmBKK - IAD

2 stops35h 30mSingapore Airlines

Deal found 4/29

$1,088

lun. 5/57:13 pmIAD - BKK

2 stops29h 57mMultiple Airlines

lun. 5/1910:50 amBKK - IAD

2 stops31h 46mMultiple Airlines

Deal found 4/29

$1,067

mar. 5/610:05 pmIAD - BKK

1 stop22h 05mEtihad Airways

mar. 5/202:55 amBKK - IAD

1 stop24h 15mEtihad Airways

Deal found 4/29

$963

mar. 5/611:55 amDCA - BKK

2 stops24h 55mCathay Pacific

mié. 5/2112:30 pmBKK - DCA

2 stops31h 59mCathay Pacific

Deal found 4/29

$994

mar. 5/65:07 pmIAD - BKK

2 stops29h 53mCathay Pacific

mar. 6/311:00 amBKK - IAD

2 stops40h 17mCathay Pacific

Deal found 4/29

$1,036

mar. 5/65:07 pmIAD - BKK

2 stops29h 53mCathay Pacific

mar. 6/1011:00 amBKK - IAD

2 stops35h 00mCathay Pacific

Deal found 4/29

$1,036

mié. 5/75:44 pmIAD - SIN

2 stops49h 21mAir Canada

mar. 5/136:15 amSIN - IAD

2 stops26h 53mAir Canada

Deal found 4/29

$1,038

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 abril 30, 2025.

mié. 5/71:30 pmIAD - SIN

1 stop40h 25mTurkish Airlines

Deal found 4/28

$455

mié. 9/38:59 amDCA - SGN

2 stops37h 41mMultiple Airlines

Deal found 4/28

$473

dom. 8/178:19 pmIAD - SGN

2 stops26h 46mMultiple Airlines

Deal found 4/29

$479

mié. 5/71:30 pmIAD - SIN

2 stops40h 15mIndiGo

Deal found 4/28

$479

lun. 9/11:30 pmIAD - SGN

1 stop39h 40mTurkish Airlines

Deal found 4/29

$482

mar. 5/66:59 pmDCA - SGN

2 stops28h 06mCathay Pacific

Deal found 4/29

$501

mar. 5/65:07 pmIAD - SGN

2 stops29h 58mCathay Pacific

Deal found 4/29

$501

mar. 8/125:02 pmDCA - SGN

2 stops29h 38mChina Airlines

Deal found 4/28

$508

dom. 5/1811:00 amIAD - SIN

1 stop22h 45mAir India

Deal found 4/27

$516

mié. 5/711:55 amDCA - SIN

2 stops29h 35mCathay Pacific

Deal found 4/28

$524

mar. 5/611:55 amDCA - MNL

2 stops35h 25mCathay Pacific

Deal found 4/28

$528

mié. 5/217:45 amIAD - MNL

3 stops52h 35mMultiple Airlines

Deal found 4/29

$530

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.Bangkok

IAD - BKK

IADBKK

Washington, D.C. Dulles Intl

mar. 5/6

10:05 pm-7:10 am

1 stop22h 05m

Bangkok Suvarnabhumi

mar. 5/20

2:55 am-4:10 pm

1 stop24h 15m

$963

Washington, D.C.Bangkok

IAD - BKK

IADBKK

Washington, D.C. Dulles Intl

dom. 5/4

11:00 am-7:20 pm

1 stop21h 20m

Bangkok Suvarnabhumi

mié. 6/4

8:00 pm-8:40 am

1 stop23h 40m

$967

Washington, D.C.Bangkok

DCA - BKK

DCABKK

Washington, D.C. Reagan-National

lun. 8/18

7:31 pm-11:05 am

2 stops28h 34m

Bangkok Suvarnabhumi

mar. 8/26

11:00 am-1:09 am

2 stops25h 09m

$994

Washington, D.C.Bangkok

DCA - BKK

DCABKK

Washington, D.C. Reagan-National

mar. 8/19

9:59 am-11:00 am

2 stops38h 01m

Bangkok Suvarnabhumi

mar. 8/26

9:20 am-8:59 pm

2 stops46h 39m

$1,000

Washington, D.C.Bangkok

IAD - BKK

IADBKK

Washington, D.C. Dulles Intl

mar. 5/6

5:07 pm-10:00 am

2 stops29h 53m

Bangkok Suvarnabhumi

mar. 6/10

11:00 am-11:00 am

2 stops35h 00m

$1,036

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

mié. 5/7

5:44 pm-7:05 am

2 stops49h 21m

Singapore Changi

mar. 5/13

6:15 am-9:08 pm

2 stops26h 53m

$1,038

Washington, D.C.Bangkok

IAD - BKK

IADBKK

Washington, D.C. Dulles Intl

dom. 5/4

1:30 pm-9:45 am

1 stop33h 15m

Bangkok Suvarnabhumi

mié. 7/16

10:45 pm-11:45 am

1 stop24h 00m

$1,045

Washington, D.C.Bangkok

IAD - BKK

IADBKK

Washington, D.C. Dulles Intl

lun. 5/5

7:13 pm-12:10 pm

2 stops29h 57m

Bangkok Suvarnabhumi

lun. 5/19

10:50 am-7:36 am

2 stops31h 46m

$1,067

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

mié. 5/14

1:30 pm-8:45 am

1 stop31h 15m

Singapore Changi

lun. 5/19

1:30 pm-4:14 pm

2 stops38h 44m

$1,079

Washington, D.C.Ho Chi Minh City

IAD - SGN

IADSGN

Washington, D.C. Dulles Intl

dom. 9/7

9:40 pm-4:10 pm

1 stop31h 30m

Ho Chi Minh City

lun. 11/10

10:15 pm-11:15 am

1 stop25h 00m

$1,085

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

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, March is the cheapest month in which you can book a flight from District of Columbia to Southeast Asia (average of $958). Flying from District of Columbia to Southeast Asia in December is currently the most expensive (average of $1,574). 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.

Rainfall in Southeast Asia 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

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

To help decide which airline to fly from District of Columbia to Southeast Asia, see what other customers have to say about EVA Air, Korean Air and Japan Airlines. 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

1,186 reviews

Reviews

1 / 20

10.0

Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

EVA Air

8.4

Very good

1,186 reviews

EVA Air

8.4

Very good

1,186 reviews

Reviews

1 / 20

10.0

Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

Korean Air

8.4

Very good

1,066 reviews

EVA Air

8.4

Very good

1,186 reviews

Reviews

1 / 20

10.0

Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

Japan Airlines

8.3

Very good

1,459 reviews

EVA Air

8.4

Very good

1,186 reviews

Reviews

1 / 20

10.0

Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

China Airlines

8.3

Very good

732 reviews

EVA Air

8.4

Very good

1,186 reviews

Reviews

1 / 20

10.0

Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

ANA

8.3

Very good

855 reviews

EVA Air

8.4

Very good

1,186 reviews

Reviews

1 / 20

10.0

Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

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 Turkish Airlines, which is currently one of the cheapest options available, starting at $455. IndiGo flights start at $479 while deals on Cathay Pacific start at $501 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, March is the cheapest month in which you can book a flight from District of Columbia to Southeast Asia (average of $958). Flying from District of Columbia to Southeast Asia in December is currently the most expensive (average of $1,574). 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$160	Average$189	FlexibilityNo cancel fee	On-time65%
American Airlines	Cheapest$208	Average$1,282	FlexibilityNo cancel fee	On-time71%
Air China	Cheapest$565	Average$756	FlexibilityNo cancel fee	On-time67%
SAUDIA	Cheapest$641	Average$959	FlexibilityNo cancel fee	On-time86%
EVA Air	Cheapest$825	Average$1,426	FlexibilityNo cancel fee	On-time74%
Singapore Airlines	Cheapest$846	Average$1,524	FlexibilityNo cancel fee	On-time81%
Etihad Airways	Cheapest$919	Average$1,157	FlexibilityNo cancel fee	On-time75%
Philippine Airlines	Cheapest$935	Average$1,670	FlexibilityNo cancel fee	On-time60%
Alaska Airlines	Cheapest$936	Average$1,249	FlexibilityNo cancel fee	On-time75%
Cathay Pacific	Cheapest$949	Average$1,329	FlexibilityNo cancel fee	On-time72%

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$455+ 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 5/7. 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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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 abril 30, 2025.

Most accurate provider

Most trusted provider

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 abril 30, 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 abril 30, 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 abril 30, 2025.

Rainfall in Southeast Asia by month

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

Temperature in Southeast Asia by month

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

Reviews of airlines servicing Southeast Asia

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

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

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 abril 30, 2025.