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Dulles Intl

$447+ Cheap flights from Vietnam to Dulles Intl (IAD)

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 5/21. Fares are subject to change and may not be available on all flights or dates of travel.
SGN — IAD
Apr 25 — May 21
Sat 4/25
Sat 5/2
1 adult, Economy
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Cheap flight deals from Vietnam to Dulles Intl

Cheapest flights from Vietnam to Dulles Intl
Explore the most affordable flight options available from Vietnam to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 26, 2026.

This Delta deal was found by Cheapflights users on 3/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/267:30 am
SGN
-
IAD
2 stops27h 45m
Delta
Tue 9/297:10 am
IAD
-
SGN
2 stops29h 05m
Delta
Deal found 3/24$816
This Delta deal was found by Cheapflights users on 3/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/267:30 am
SGN
-
IAD
2 stops27h 45m
Delta
Tue 9/156:15 am
IAD
-
SGN
2 stops30h 00m
Delta
Deal found 3/25$817
This Delta deal was found by Cheapflights users on 3/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/267:30 am
SGN
-
IAD
2 stops27h 45m
Delta
Wed 9/237:00 am
IAD
-
SGN
2 stops53h 15m
Delta
Deal found 3/22$819
This United Airlines deal was found by Cheapflights users on 3/24. 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 5/277:00 am
SGN
-
IAD
3 stops37h 24m
United Airlines
Wed 9/3012:35 pm
IAD
-
SGN
2 stops46h 30m
United Airlines
Deal found 3/24$944
This United Airlines deal was found by Cheapflights users on 3/26. 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 5/267:00 am
SGN
-
IAD
3 stops37h 24m
United Airlines
Tue 9/157:00 am
IAD
-
SGN
2 stops28h 05m
United Airlines
Deal found 3/26$945
This United Airlines deal was found by Cheapflights users on 3/23. 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 5/137:00 am
SGN
-
IAD
3 stops39h 48m
United Airlines
Wed 9/98:15 am
IAD
-
SGN
2 stops26h 50m
United Airlines
Deal found 3/23$947
This United Airlines deal was found by Cheapflights users on 3/23. 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 6/107:00 am
SGN
-
IAD
3 stops37h 24m
United Airlines
Fri 10/305:30 pm
IAD
-
SGN
2 stops43h 45m
United Airlines
Deal found 3/23$950
This Orbitz deal was found by Cheapflights users on 3/24. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/111:20 pm
SGN
-
IAD
2 stops31h 10m
Multiple Airlines
Mon 10/55:38 pm
IAD
-
SGN
2 stops29h 02m
Multiple Airlines
Deal found 3/24$979
This Delta deal was found by Cheapflights users on 3/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/17:30 am
SGN
-
IAD
2 stops46h 23m
Delta
Wed 9/236:40 pm
IAD
-
SGN
2 stops41h 35m
Delta
Deal found 3/22$981
This United Airlines deal was found by Cheapflights users on 3/24. 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.
Sun 11/811:05 pm
SGN
-
IAD
1 stop28h 35m
United Airlines
Wed 11/118:15 am
IAD
-
SGN
2 stops28h 00m
United Airlines
Deal found 3/24$987
This United Airlines deal was found by Cheapflights users on 3/25. 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.
Thu 10/111:35 pm
HAN
-
IAD
2 stops35h 39m
United Airlines
Mon 10/56:00 am
IAD
-
HAN
2 stops29h 15m
United Airlines
Deal found 3/25$1,001
This Turkish Airlines deal was found by Cheapflights users on 3/25. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/110:55 pm
HAN
-
IAD
1 stop23h 40m
Turkish Airlines
Mon 10/59:45 pm
IAD
-
HAN
1 stop30h 55m
Turkish Airlines
Deal found 3/25$1,137

Find flight deals from Vietnam to Dulles Intl

Keep the following information in mind while searching for Vietnam to Dulles Intl flight deals. Data was last updated March 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$816
(Delta)

One-way from

$448
(Booking.com)
Provider with most accurate pricing for Ho Chi Minh City-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Ho Chi Minh City-Washington, D.C. (WAS) flights.
Search Deals
From Vietnam to Washington, D.C. Dulles Intl
Search Deals
One-way flight from Vietnam to Washington, D.C. Dulles Intl
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Vietnam to Dulles Intl 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 March 26, 2026.
Use the filters below to find and compare flights from Vietnam to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Ho Chi Minh CityWashington, D.C.

SGN - IAD

SGNIAD

Ho Chi Minh City

Tue 5/26

7:30 am-12:15 am

2 stops27h 45m

Washington, D.C. Dulles Intl

Tue 9/15

6:00 am-11:15 pm

2 stops30h 15m

$817

Ho Chi Minh CityWashington, D.C.

SGN - IAD

SGNIAD

Ho Chi Minh City

Fri 5/29

7:00 am-5:27 am

3 stops33h 27m

Washington, D.C. Dulles Intl

Wed 9/23

10:20 pm-10:05 pm

3 stops36h 45m

$1,053

Ho Chi Minh CityWashington, D.C.

SGN - IAD

SGNIAD

Ho Chi Minh City

Mon 5/25

7:00 am-9:24 am

3 stops37h 24m

Washington, D.C. Dulles Intl

Tue 9/15

7:20 pm-10:05 pm

3 stops39h 45m

$1,126

Ho Chi Minh CityWashington, D.C.

SGN - IAD

SGNIAD

Ho Chi Minh City

Tue 6/23

1:55 pm-7:18 pm

2 stops40h 23m

Washington, D.C. Dulles Intl

Mon 11/16

6:00 am-11:20 pm

2 stops29h 20m

$1,142

Ho Chi Minh CityWashington, D.C.

SGN - IAD

SGNIAD

Ho Chi Minh City

Wed 6/17

7:30 am-12:25 am

2 stops27h 55m

Washington, D.C. Dulles Intl

Tue 7/7

6:00 am-10:10 pm

2 stops29h 10m

$1,142

Ho Chi Minh CityWashington, D.C.

SGN - IAD

SGNIAD

Ho Chi Minh City

Wed 4/22

11:15 pm-1:25 am

2 stops37h 10m

Washington, D.C. Dulles Intl

Wed 4/29

8:20 am-10:05 pm

3 stops50h 45m

$1,201
Quickest round-trip

HanoiWashington, D.C.

HAN - IAD

HANIAD

Hanoi Noibai

Tue 5/5

12:45 am-10:50 am

1 stop21h 05m

Washington, D.C. Dulles Intl

Wed 5/13

1:20 pm-11:45 pm

1 stop23h 25m

$1,289

HanoiWashington, D.C.

HAN - IAD

HANIAD

Hanoi Noibai

Sun 5/10

11:10 pm-12:09 am

2 stops35h 59m

Washington, D.C. Dulles Intl

Sun 5/17

1:20 pm-8:55 am

1 stop32h 35m

$1,345

Ho Chi Minh CityWashington, D.C.

SGN - IAD

SGNIAD

Ho Chi Minh City

Thu 8/20

7:00 am-12:40 am

3 stops28h 40m

Washington, D.C. Dulles Intl

Mon 8/31

6:30 am-10:05 pm

3 stops28h 35m

$1,360

Ho Chi Minh CityWashington, D.C.

SGN - IAD

SGNIAD

Ho Chi Minh City

Tue 4/21

7:30 am-11:55 pm

2 stops27h 25m

Washington, D.C. Dulles Intl

Wed 8/26

7:59 pm-11:15 pm

2 stops40h 16m

$1,391

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/22

Showing 1-10 of 39 resultsSorted by cheapest first
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Best time to book a flight from Vietnam to Dulles Intl

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

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

Currently, March is the cheapest month in which you can book a flight from Vietnam to Washington, D.C. Dulles Intl Airport (average of $592). Flying from Vietnam to Washington, D.C. Dulles Intl Airport in August is currently the most expensive (average of $1,352). 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.

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. 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 Dulles Intl. Reviews last updated March 26, 2026.
Read reviews from past customers who have flown ANA,Korean Air, andEmirates from Vietnam to Washington, D.C. Dulles Intl Airport. 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.
ANA
8.4
Very good
1,148 reviews

Boarding

8.6

Crew

8.7

Comfort

8.2

Entertainment

8.0

Overall

8.4

Food

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

BKK - NRT

Really enjoyed fly with ANA for our first time. Thank you!
ANA
8.4
Very good
1,148 reviews
ANA
8.4
Very good
1,148 reviews

Boarding

8.6

Crew

8.7

Comfort

8.2

Entertainment

8.0

Overall

8.4

Food

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

BKK - NRT

Really enjoyed fly with ANA for our first time. Thank you!
Korean Air
8.4
Very good
1,203 reviews
ANA
8.4
Very good
1,148 reviews

Boarding

8.6

Crew

8.7

Comfort

8.2

Entertainment

8.0

Overall

8.4

Food

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

BKK - NRT

Really enjoyed fly with ANA for our first time. Thank you!
Emirates
8.1
Very good
3,543 reviews
ANA
8.4
Very good
1,148 reviews

Boarding

8.6

Crew

8.7

Comfort

8.2

Entertainment

8.0

Overall

8.4

Food

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

BKK - NRT

Really enjoyed fly with ANA for our first time. Thank you!
Delta
7.9
Good
8,336 reviews
ANA
8.4
Very good
1,148 reviews

Boarding

8.6

Crew

8.7

Comfort

8.2

Entertainment

8.0

Overall

8.4

Food

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

BKK - NRT

Really enjoyed fly with ANA for our first time. Thank you!
United Airlines
7.4
Good
9,491 reviews
ANA
8.4
Very good
1,148 reviews

Boarding

8.6

Crew

8.7

Comfort

8.2

Entertainment

8.0

Overall

8.4

Food

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

BKK - NRT

Really enjoyed fly with ANA for our first time. Thank you!

Related info for your journey

Find useful and relevant information for your journey from Vietnam to Dulles Intl. 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 Vietnam to Washington, D.C. Dulles Intl Airport?

    Departing from Vietnam to Washington, D.C. Dulles Intl Airport will take you 27h 45m. Vietnam and Washington, D.C. Dulles Intl Airport are separated by a distance of 8982 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    $406 is the cheapest one-way deal found within the past few days, from Air China. You may also be able to find cheap deals on Korean Air and Delta, with prices starting from $439 and $548, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Vietnam to Dulles Intl 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 Vietnam to Washington, D.C. Dulles Intl Airport?

    Currently, March is the cheapest month in which you can book a flight from Vietnam to Washington, D.C. Dulles Intl Airport (average of $592). Flying from Vietnam to Washington, D.C. Dulles Intl Airport in August is currently the most expensive (average of $1,352). 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

Traveling to a place near Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Alexandria
Woodbridge
Tysons
Owings Mills
Arlington
Springfield
Silver Spring
Herndon
Hyattsville
Hanover
Laurel
Rockville
Upper Marlboro
Fredericksburg
Largo
Bowie
Clinton
Towson
College Park
Cordova

Browse thousands of different options on Cheapflights for your next trip

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Top 5 airlines flying from Vietnam to Dulles Intl

Discover the top 5 airlines that operate flights from Vietnam to Dulles Intl. 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 March 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$818Average$1,121FlexibilityNo cancel feeOn-time69%
ANACheapest$971Average$1,403FlexibilityNo cancel feeOn-time80%
DeltaCheapest$1,001Average$1,363FlexibilityNo cancel feeOn-timeN/A
Korean AirCheapest$1,082Average$1,241FlexibilityNo cancel feeOn-time81%
EmiratesCheapest$1,410Average$1,636FlexibilityNo cancel feeOn-time75%

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