How long is the flight from Washington, D.C. Dulles Intl Airport to Vietnam?

Korean Air, United Airlines, and STARLUX Airlines can get you from Washington, D.C. Dulles Intl Airport to Vietnam in just under 35h 11m. Your travel time can differ by up to 29m. Washington, D.C. Dulles Intl Airport and Vietnam are separated by a distance of 8614 mi. This flight may include one or multiple stops.

What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Vietnam one-way?

For one-way options, check prices for Qatar Airways. According to our data, you can fly for as low as $482. Users have also found prices from $510 and $519 on STARLUX Airlines and Turkish Airlines, respectively.

In terms of precipitation, rainfall in Vietnam ranges from 0.0 - 13.4 inches per month. September is typically the wettest month, when rainfall can reach 13.4 in. February is typically the driest time to visit Vietnam when rainfall is around 0.0 in.

If weather is an important factor for your trip to Vietnam, 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 86.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 78.8 F).

What are the most popular routes from Washington, D.C. Dulles Intl Airport to Vietnam?

The most popular flight routes from Washington, D.C. Dulles Intl Airport to Vietnam are Washington, D.C. Dulles Intl - Ho Chi Minh City, Washington, D.C. Dulles Intl - Da Nang and Washington, D.C. Dulles Intl - Hanoi Noibai.

What are the most popular airlines that fly from Washington, D.C. Dulles Intl Airport to Vietnam?

ANA, Turkish Airlines and Korean Air are the most popular airlines when flying from Washington, D.C. Dulles Intl Airport to Vietnam.

Can I find deals for flights from Dulles Intl to Vietnam that include hotel bookings?

Yes. In addition to deals on Dulles Intl to Vietnam flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Dulles Intl to Vietnam?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Vietnam.

Can I find deals for business class flights from Dulles Intl to Vietnam?

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

$465+ Flights from Washington, D.C. Dulles Intl Airport to Vietnam

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Find flight deals from Dulles Intl to Vietnam

Cheapest flights from Dulles Intl to Vietnam
Explore the most affordable flight options available from Dulles Intl to Vietnam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

Wed 11/2611:50 amIAD - HAN

1 stop21h 55mKorean Air

Sun 12/712:20 pmHAN - IAD

1 stop33h 30mKorean Air

Deal found 10/29

$855

Fri 11/2811:10 amIAD - DAD

2 stops32h 15mMultiple Airlines

Thu 12/412:30 amDAD - IAD

1 stop27h 10mMultiple Airlines

Deal found 10/29

$862

Thu 12/49:15 pmIAD - SGN

1 stop43h 40mTurkish Airlines

Tue 12/306:35 amSGN - IAD

1 stop24h 45mTurkish Airlines

Deal found 10/29

$899

Wed 11/1210:08 pmIAD - SGN

2 stops36h 47mUnited Airlines

Wed 12/1711:05 pmSGN - IAD

1 stop22h 05mUnited Airlines

Deal found 10/28

$900

Wed 11/1210:40 amIAD - HAN

1 stop21h 05mQatar Airways

Wed 12/177:10 pmHAN - IAD

1 stop32h 45mQatar Airways

Deal found 10/27

$905

Fri 12/51:30 pmIAD - SGN

1 stop27h 25mTurkish Airlines

Sun 1/256:35 amSGN - IAD

1 stop41h 10mTurkish Airlines

Deal found 10/29

$907

Tue 11/258:05 pmIAD - SGN

1 stop29h 00mQatar Airways

Mon 12/158:55 amSGN - IAD

1 stop43h 00mQatar Airways

Deal found 10/29

$908

Wed 11/2610:40 amIAD - SGN

1 stop32h 35mQatar Airways

Wed 1/288:55 amSGN - IAD

1 stop43h 00mQatar Airways

Deal found 10/27

$911

Wed 10/296:30 amIAD - SGN

2 stops28h 20mUnited Airlines

Wed 11/197:30 amSGN - IAD

2 stops25h 51mUnited Airlines

Deal found 10/28

$913

Tue 12/28:05 pmIAD - SGN

1 stop29h 00mQatar Airways

Wed 1/218:55 amSGN - IAD

1 stop43h 00mQatar Airways

Deal found 10/28

$914

Mon 12/18:05 pmIAD - SGN

1 stop23h 10mQatar Airways

Mon 3/27:00 pmSGN - IAD

2 stops32h 55mQatar Airways

Deal found 10/27

$915

Wed 11/267:15 amIAD - HAN

2 stops39h 55mDelta

Sun 12/711:05 pmHAN - IAD

2 stops36h 22mDelta

Deal found 10/28

$916

Best flights from Dulles Intl to Vietnam
Discover carefully curated flight deals from Dulles Intl to Vietnam that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 29, 2025.

Wed 11/2611:50 amIAD - HAN

1 stop35h 20mKorean Air

Sun 12/711:05 pmHAN - IAD

1 stop22h 45mKorean Air

Deal found 10/28

$855

Fri 11/2811:10 amIAD - DAD

2 stops32h 15mMultiple Airlines

Thu 12/412:30 amDAD - IAD

2 stops32h 48mMultiple Airlines

Deal found 10/29

$889

Wed 11/2610:10 pmIAD - SGN

2 stops35h 40mUnited Airlines

Wed 1/2811:05 pmSGN - IAD

1 stop22h 05mUnited Airlines

Deal found 10/27

$960

Tue 1/136:04 pmIAD - DAD

2 stops35h 11mSTARLUX Airlines

Tue 2/246:25 pmDAD - IAD

2 stops47h 30mSTARLUX Airlines

Deal found 10/28

$1,017

Sat 1/242:35 pmIAD - DAD

2 stops33h 30mEtihad Airways

Thu 2/261:05 pmDAD - IAD

2 stops56h 00mEtihad Airways

Deal found 10/29

$1,048

Mon 1/128:05 pmIAD - DAD

2 stops29h 35mQatar Airways

Fri 1/232:40 pmDAD - IAD

2 stops37h 15mQatar Airways

Deal found 10/27

$1,152

Thu 11/137:15 amIAD - CXR

2 stops26h 20mDelta

Mon 3/1611:05 pmCXR - IAD

2 stops26h 46mDelta

Deal found 10/27

$1,562

Sun 11/210:08 pmIAD - SGN

2 stops36h 47mUnited Airlines

Sun 12/711:05 pmSGN - IAD

1 stop28h 35mUnited Airlines

Deal found 10/27

$960

Tue 1/136:04 pmIAD - DAD

2 stops27h 06mMultiple Airlines

Tue 1/205:35 pmDAD - IAD

2 stops34h 51mMultiple Airlines

Deal found 10/28

$1,036

Tue 1/66:00 amIAD - SGN

2 stops27h 50mUnited Airlines

Mon 1/2611:05 pmSGN - IAD

1 stop22h 05mUnited Airlines

Deal found 10/29

$960

Thu 4/27:00 amIAD - HAN

2 stops27h 35mKorean Air

Mon 4/2711:10 pmHAN - IAD

1 stop23h 05mKorean Air

Deal found 10/28

$1,073

Sat 1/246:04 pmIAD - DAD

2 stops35h 11mSTARLUX Airlines

Thu 2/266:25 pmDAD - IAD

2 stops47h 30mSTARLUX Airlines

Deal found 10/27

$1,136

Mon 11/108:05 pmIAD - HAN

2 stops50h 00mQatar Airways

Sat 12/207:10 pmHAN - IAD

1 stop25h 10mQatar Airways

Deal found 10/27

$1,166

Tue 1/66:00 amIAD - SGN

2 stops27h 50mUnited Airlines

Tue 1/2011:05 pmSGN - IAD

2 stops37h 54mUnited Airlines

Deal found 10/27

$970

Tue 1/1311:10 amIAD - DAD

2 stops37h 55mMultiple Airlines

Sun 2/112:30 amDAD - IAD

2 stops32h 47mMultiple Airlines

Deal found 10/27

$1,079

Sun 3/812:50 pmIAD - HAN

1 stop21h 55mKorean Air

Thu 3/1211:05 pmHAN - IAD

2 stops31h 07mKorean Air

Deal found 10/27

$1,083

Wed 11/2610:08 pmIAD - SGN

2 stops36h 47mUnited Airlines

Wed 12/311:05 pmSGN - IAD

2 stops34h 20mUnited Airlines

Deal found 10/27

$970

Tue 11/118:05 pmIAD - HAN

1 stop35h 40mQatar Airways

Sat 12/207:10 pmHAN - IAD

1 stop32h 45mQatar Airways

Deal found 10/27

$1,184

Sun 3/2212:50 pmIAD - HAN

1 stop21h 55mKorean Air

Thu 4/1611:10 pmHAN - IAD

2 stops31h 06mKorean Air

Deal found 10/26

$1,083

Wed 1/710:32 pmIAD - SGN

3 stops36h 23mUnited Airlines

Sun 1/2511:05 pmSGN - IAD

1 stop22h 05mUnited Airlines

Deal found 10/28

$970

Sat 1/242:35 pmIAD - DAD

3 stops33h 15mMultiple Airlines

Sat 2/149:50 amDAD - IAD

2 stops35h 15mMultiple Airlines

Deal found 10/28

$1,177

Mon 1/128:05 pmIAD - DAD

2 stops29h 35mQatar Airways

Sat 2/2811:25 amDAD - IAD

2 stops40h 30mQatar Airways

Deal found 10/28

$1,192

Sun 1/410:05 pmIAD - SGN

2 stops35h 45mUnited Airlines

Tue 2/311:05 pmSGN - IAD

2 stops30h 30mUnited Airlines

Deal found 10/27

$970

Wed 11/128:05 pmIAD - HAN

2 stops58h 25mQatar Airways

Mon 12/151:00 pmHAN - IAD

2 stops38h 55mQatar Airways

Deal found 10/27

$1,197

Mon 11/108:05 pmIAD - CXR

2 stops32h 45mMultiple Airlines

Mon 3/239:30 pmCXR - IAD

2 stops46h 50mMultiple Airlines

Deal found 10/27

$1,198

Wed 1/710:32 pmIAD - SGN

3 stops36h 23mUnited Airlines

Wed 1/2811:05 pmSGN - IAD

1 stop22h 05mUnited Airlines

Deal found 10/29

$970

Mon 3/97:59 pmIAD - CXR

2 stops38h 36mKorean Air

Thu 3/1211:05 pmCXR - IAD

2 stops31h 07mKorean Air

Deal found 10/26

$1,410

Sun 12/710:10 pmIAD - SGN

2 stops35h 40mUnited Airlines

Sun 1/1811:05 pmSGN - IAD

2 stops42h 19mUnited Airlines

Deal found 10/27

$970

Mon 12/298:05 pmIAD - CXR

2 stops33h 30mMultiple Airlines

Mon 2/91:00 pmCXR - IAD

2 stops38h 55mMultiple Airlines

Deal found 10/28

$1,309

Thu 11/136:03 amIAD - PQC

2 stops26h 47mKorean Air

Mon 11/1711:45 pmPQC - IAD

2 stops31h 23mKorean Air

Deal found 10/28

$1,419

Last-minute flights from Dulles Intl to Vietnam
Discover last-minute flight deals from Dulles Intl to Vietnam. Data last updated October 29, 2025 and is based on user searches.

Wed 10/296:30 amIAD - SGN

2 stops28h 20mUnited Airlines

Wed 11/197:30 amSGN - IAD

2 stops25h 51mUnited Airlines

Deal found 10/28

$913

Mon 11/36:13 pmIAD - SGN

2 stops34h 32mSTARLUX Airlines

Sat 11/811:40 amSGN - IAD

2 stops30h 43mSTARLUX Airlines

Deal found 10/29

$918

Wed 11/1210:08 pmIAD - SGN

2 stops36h 47mUnited Airlines

Wed 12/1711:05 pmSGN - IAD

1 stop22h 05mUnited Airlines

Deal found 10/28

$900

Wed 11/1210:40 amIAD - HAN

1 stop21h 05mQatar Airways

Thu 12/187:10 pmHAN - IAD

1 stop25h 10mQatar Airways

Deal found 10/27

$905

Tue 11/258:05 pmIAD - SGN

1 stop29h 00mQatar Airways

Thu 12/48:55 amSGN - IAD

1 stop43h 00mQatar Airways

Deal found 10/28

$908

Tue 11/258:30 amIAD - SGN

2 stops27h 45mANA

Tue 12/911:05 pmSGN - IAD

1 stop22h 05mANA

Deal found 10/27

$916

Wed 11/2611:50 amIAD - HAN

1 stop21h 55mKorean Air

Sun 12/712:20 pmHAN - IAD

1 stop33h 30mKorean Air

Deal found 10/29

$855

Wed 11/2610:40 amIAD - SGN

1 stop32h 35mQatar Airways

Wed 1/288:55 amSGN - IAD

1 stop43h 00mQatar Airways

Deal found 10/27

$911

Wed 11/267:01 amIAD - HAN

2 stops26h 44mDelta

Sun 12/711:05 pmHAN - IAD

2 stops36h 22mDelta

Deal found 10/29

$916

Thu 11/2711:10 amIAD - SGN

1 stop22h 40mANA

Thu 12/47:30 amSGN - IAD

2 stops25h 48mANA

Deal found 10/28

$919

Thu 11/276:00 amIAD - SGN

2 stops27h 50mUnited Airlines

Thu 12/46:00 amSGN - IAD

3 stops29h 15mUnited Airlines

Deal found 10/28

$926

Fri 11/2811:10 amIAD - DAD

2 stops32h 15mMultiple Airlines

Thu 12/412:30 amDAD - IAD

1 stop27h 10mMultiple Airlines

Deal found 10/29

$862

One-way flights from Dulles Intl to Vietnam
Search for one-way flight options from Dulles Intl to Vietnam. Find affordable one-way fares based on user searches. Data last updated October 29, 2025.

Sun 3/17:00 amIAD - HAN

2 stops41h 40mMultiple Airlines

Deal found 10/29

$465

Wed 11/2610:40 amIAD - HAN

1 stop21h 05mQatar Airways

Deal found 10/27

$470

Mon 2/22:35 pmIAD - HAN

2 stops27h 00mMultiple Airlines

Deal found 10/28

$475

Wed 11/1210:40 amIAD - HAN

1 stop21h 05mQatar Airways

Deal found 10/27

$482

Sat 2/282:35 pmIAD - HAN

3 stops33h 35mMultiple Airlines

Deal found 10/29

$483

Thu 11/278:05 pmIAD - HAN

1 stop35h 40mQatar Airways

Deal found 10/27

$484

Mon 3/22:35 pmIAD - HAN

2 stops27h 00mMultiple Airlines

Deal found 10/29

$485

Tue 3/109:05 pmIAD - HAN

1 stop35h 40mQatar Airways

Deal found 10/27

$488

Sun 11/238:44 amIAD - HAN

3 stops49h 01mMultiple Airlines

Deal found 10/28

$491

Thu 2/262:35 pmIAD - HAN

3 stops34h 50mMultiple Airlines

Deal found 10/29

$493

Mon 3/910:15 pmIAD - HAN

2 stops45h 25mMultiple Airlines

Deal found 10/27

$495

Mon 1/126:04 pmIAD - SGN

2 stops28h 26mSTARLUX Airlines

Deal found 10/27

$500

Cheap flight deals from Dulles Intl to Vietnam

Most accurate provider	Justfly.com 3 stars
Most trusted provider	Justfly.com 3 stars
Round-trip from	$825 (Gotogate)
One-way from	$465 (Expedia)
Popular in	June
Cheapest in	September
Average price	$1,026

Provider with most accurate pricing for Washington, D.C. (WAS)-Ho Chi Minh City flight deals.

Search Deals

Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Ho Chi Minh City flights.

Search Deals

From Washington, D.C. Dulles Intl to Vietnam

Search Deals

One-way flight from Washington, D.C. Dulles Intl to Vietnam

Search Deals

Highest demand for flights based on searches. 15% potential increase in price ($228 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($25 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in October 2025

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Vietnam that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Hanoi

IAD - HAN

IADHAN

Washington, D.C. Dulles Intl

Wed 11/26

11:50 am-11:10 am

1 stop35h 20m

Hanoi Noibai

Sun 12/7

11:05 pm-9:50 am

1 stop22h 45m

$855

Washington, D.C.Da Nang

IAD - DAD

IADDAD

Washington, D.C. Dulles Intl

Fri 11/28

11:10 am-7:25 am

2 stops32h 15m

Da Nang

Thu 12/4

12:30 am-9:18 pm

2 stops32h 48m

$889

Washington, D.C.Ho Chi Minh City

IAD - SGN

IADSGN

Washington, D.C. Dulles Intl

Wed 11/26

10:10 pm-9:50 pm

2 stops35h 40m

Ho Chi Minh City

Wed 1/28

11:05 pm-9:10 am

1 stop22h 05m

$960

Washington, D.C.Ho Chi Minh City

IAD - SGN

IADSGN

Washington, D.C. Dulles Intl

Sun 11/2

10:08 pm-10:55 pm

2 stops36h 47m

Ho Chi Minh City

Sun 12/7

11:05 pm-3:40 pm

1 stop28h 35m

$960

Washington, D.C.Ho Chi Minh City

IAD - SGN

IADSGN

Washington, D.C. Dulles Intl

Tue 1/6

6:00 am-9:50 pm

2 stops27h 50m

Ho Chi Minh City

Mon 1/26

11:05 pm-9:10 am

1 stop22h 05m

$960

Washington, D.C.Ho Chi Minh City

IAD - SGN

IADSGN

Washington, D.C. Dulles Intl

Tue 1/6

6:00 am-9:50 pm

2 stops27h 50m

Ho Chi Minh City

Tue 1/20

11:05 pm-12:59 am

2 stops37h 54m

$970

Washington, D.C.Ho Chi Minh City

IAD - SGN

IADSGN

Washington, D.C. Dulles Intl

Wed 11/26

10:08 pm-10:55 pm

2 stops36h 47m

Ho Chi Minh City

Wed 12/3

11:05 pm-9:25 pm

2 stops34h 20m

$970

Washington, D.C.Ho Chi Minh City

IAD - SGN

IADSGN

Washington, D.C. Dulles Intl

Wed 1/7

10:32 pm-10:55 pm

3 stops36h 23m

Ho Chi Minh City

Sun 1/25

11:05 pm-9:10 am

1 stop22h 05m

$970

Washington, D.C.Ho Chi Minh City

IAD - SGN

IADSGN

Washington, D.C. Dulles Intl

Sun 1/4

10:05 pm-9:50 pm

2 stops35h 45m

Ho Chi Minh City

Tue 2/3

11:05 pm-5:35 pm

2 stops30h 30m

$970

Washington, D.C.Ho Chi Minh City

IAD - SGN

IADSGN

Washington, D.C. Dulles Intl

Wed 1/7

10:32 pm-10:55 pm

3 stops36h 23m

Ho Chi Minh City

Wed 1/28

11:05 pm-9:10 am

1 stop22h 05m

$970

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 60 results

...

Best time to book a flight from Dulles Intl to Vietnam

Have a flexible travel schedule? Discover the best time to fly to Vietnam from Dulles Intl 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 Washington, D.C. Dulles Intl Airport to Vietnam

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Vietnam?

Currently, April is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Vietnam (average of $633). Flying from Washington, D.C. Dulles Intl Airport to Vietnam in June is currently the most expensive (average of $1,169). 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 IAD to VN?

When flying from Washington, D.C. Dulles Intl Airport to Vietnam, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 24% versus a flight at noon.

What is the cheapest day to fly from Washington, D.C. Dulles Intl Airport to Vietnam?

Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Vietnam flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Vietnam

See what other customers who have flown with ANA, Korean Air, and Emirates from Washington, D.C. Dulles Intl Airport to Vietnam have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

ANA

8.4

Very good

996 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Aug 2025

SFO - NRT

ANA ground and flight crew are the best their is They are now officially my Airline of choice Crew are very attentive, friendly, sincere, helpful and respond to queries accurately, promptly and gives you the peace of mind when travelling Salute to the World’s Best Airline for me

ANA

8.4

Very good

996 reviews

ANA

8.4

Very good

996 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Aug 2025

SFO - NRT

Korean Air

8.4

Very good

1,155 reviews

ANA

8.4

Very good

996 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Aug 2025

SFO - NRT

Emirates

8.1

Very good

3,394 reviews

ANA

8.4

Very good

996 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Aug 2025

SFO - NRT

United Airlines

7.4

Good

8,999 reviews

ANA

8.4

Very good

996 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Aug 2025

SFO - NRT

Turkish Airlines

7.3

Good

4,031 reviews

ANA

8.4

Very good

996 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Aug 2025

SFO - NRT

Related info for your journey

How long is the flight from Washington, D.C. Dulles Intl Airport to Vietnam?
Korean Air, United Airlines, and STARLUX Airlines can get you from Washington, D.C. Dulles Intl Airport to Vietnam in just under 35h 11m. Your travel time can differ by up to 29m. Washington, D.C. Dulles Intl Airport and Vietnam are separated by a distance of 8614 mi. This flight may include one or multiple stops.
What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Vietnam one-way?
For one-way options, check prices for Qatar Airways. According to our data, you can fly for as low as $482. Users have also found prices from $510 and $519 on STARLUX Airlines and Turkish Airlines, respectively.
What are the most popular routes from Washington, D.C. Dulles Intl Airport to Vietnam?
The most popular flight routes from Washington, D.C. Dulles Intl Airport to Vietnam are Washington, D.C. Dulles Intl - Ho Chi Minh City, Washington, D.C. Dulles Intl - Da Nang and Washington, D.C. Dulles Intl - Hanoi Noibai.
Can I find deals for flights from Dulles Intl to Vietnam that include hotel bookings?
Yes. In addition to deals on Dulles Intl to Vietnam flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Dulles Intl to Vietnam?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Vietnam.
Can I find deals for business class flights from Dulles Intl to Vietnam?
Yes. Cheapflights offers flight deals from Dulles Intl to Vietnam 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. Dulles Intl Airport to Vietnam?
Currently, April is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Vietnam (average of $633). Flying from Washington, D.C. Dulles Intl Airport to Vietnam in June is currently the most expensive (average of $1,169). 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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Top 10 airlines flying from Dulles Intl to Vietnam

Airline	Cheapest	Average	Flexibility	On-time
Turkish Airlines	Cheapest$773	Average$1,100	FlexibilityNo cancel fee	On-time77%
Air India	Cheapest$789	Average$984	FlexibilityNo cancel fee	On-timeN/A
Korean Air	Cheapest$819	Average$1,622	FlexibilityNo cancel fee	On-time81%
American Airlines	Cheapest$877	Average$1,564	FlexibilityNo cancel fee	On-time71%
Qatar Airways	Cheapest$887	Average$1,474	FlexibilityNo cancel fee	On-time68%
ANA	Cheapest$903	Average$1,123	FlexibilityNo cancel fee	On-time80%
Singapore Airlines	Cheapest$912	Average$1,363	FlexibilityNo cancel fee	On-time81%
China Airlines	Cheapest$915	Average$1,098	FlexibilityNo cancel fee	On-time70%
United Airlines	Cheapest$941	Average$1,069	FlexibilityNo cancel fee	On-time69%
EVA Air	Cheapest$996	Average$1,347	FlexibilityNo cancel fee	On-time74%

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$465+ Cheap flights from Dulles Intl (IAD) to Vietnam

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 3/1. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheapest flights from Dulles Intl to VietnamExplore the most affordable flight options available from Dulles Intl to Vietnam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

Explore the most affordable flight options available from Dulles Intl to Vietnam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

Cheap flight deals from Dulles Intl to Vietnam

Keep the following information in mind while searching for Dulles Intl to Vietnam flight deals. Data was last updated October 29, 2025.

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Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport to Vietnam

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Vietnam?

What is the cheapest time of day to fly from IAD to VN?

Find hourly flight availability from Dulles Intl to Vietnam. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 29, 2025.

What is the cheapest day to fly from Washington, D.C. Dulles Intl Airport to Vietnam?

Use this chart to determine the cheapest time to fly round-trip from Dulles Intl to Vietnam. Price data was last updated on December 16, 2024.

Reviews of airlines servicing Vietnam

See what other customers who have flown with ANA, Korean Air, and Emirates from Washington, D.C. Dulles Intl Airport to Vietnam have to say. You can also see how each airline compares 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 Dulles Intl to Vietnam. 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 Washington, D.C. Dulles Intl Airport to Vietnam?

What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Vietnam one-way?

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What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Vietnam?

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Top 10 airlines flying from Dulles Intl to Vietnam

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Cheapest flights from Dulles Intl to Vietnam
Explore the most affordable flight options available from Dulles Intl to Vietnam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.