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Dulles Intl

$620+ 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 6/1. Fares are subject to change and may not be available on all flights or dates of travel.
SGN — IAD
Jun 9 — Jun 161
Tue 6/9
Tue 6/16
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 May 10, 2026.

This United Airlines deal was found by Cheapflights users on 5/6. 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 10/17:00 am
SGN
-
IAD
2 stops23h 26m
United Airlines
Mon 10/2610:10 pm
IAD
-
SGN
3 stops37h 45m
United Airlines
Deal found 5/6$1,040
This United Airlines deal was found by Cheapflights users on 5/5. 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 9/147:00 am
SGN
-
IAD
2 stops28h 44m
United Airlines
Wed 9/1612:15 pm
IAD
-
SGN
1 stop22h 40m
United Airlines
Deal found 5/5$1,042
This United Airlines deal was found by Cheapflights users on 5/7. 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 10/1311:35 pm
HAN
-
IAD
2 stops35h 39m
United Airlines
Sat 10/1710:10 pm
IAD
-
HAN
2 stops37h 05m
United Airlines
Deal found 5/7$1,063
This Delta deal was found by Cheapflights users on 5/6. 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 09m
Delta
Tue 9/157:50 pm
IAD
-
SGN
2 stops29h 45m
Delta
Deal found 5/6$1,072
This FlightHub deal was found by Cheapflights users on 5/5. 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 6/310:05 pm
SGN
-
IAD
1 stop24h 30m
Turkish Airlines
Wed 6/109:45 pm
IAD
-
SGN
1 stop31h 25m
Turkish Airlines
Deal found 5/5$1,086
This United Airlines deal was found by Cheapflights users on 5/6. 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 10/1911:35 pm
HAN
-
IAD
2 stops30h 39m
United Airlines
Wed 10/217:00 am
IAD
-
HAN
2 stops28h 15m
United Airlines
Deal found 5/6$1,102
This oojo deal was found by Cheapflights users on 5/6. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/2010:55 pm
HAN
-
IAD
1 stop23h 40m
Turkish Airlines
Sat 6/271:20 pm
IAD
-
HAN
1 stop39h 20m
Turkish Airlines
Deal found 5/6$1,107
This Gotogate deal was found by Cheapflights users on 5/5. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/1110:55 pm
HAN
-
IAD
1 stop23h 40m
Turkish Airlines
Sat 6/271:20 pm
IAD
-
HAN
1 stop39h 20m
Turkish Airlines
Deal found 5/5$1,116
This FlightHub deal was found by Cheapflights users on 5/6. 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.
Tue 6/910:05 pm
SGN
-
IAD
1 stop24h 30m
Turkish Airlines
Tue 6/231:20 pm
IAD
-
SGN
1 stop39h 50m
Turkish Airlines
Deal found 5/6$1,133
This oojo deal was found by Cheapflights users on 5/6. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/410:05 pm
SGN
-
IAD
1 stop24h 30m
Turkish Airlines
Sat 6/209:45 pm
IAD
-
SGN
1 stop31h 25m
Turkish Airlines
Deal found 5/6$1,147
This United Airlines deal was found by Cheapflights users on 5/7. 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 10/2011:15 pm
SGN
-
IAD
1 stop27h 20m
United Airlines
Sat 10/2410:10 pm
IAD
-
SGN
3 stops37h 45m
United Airlines
Deal found 5/7$1,148
This United Airlines deal was found by Cheapflights users on 5/5. 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.
Sat 6/137:00 am
SGN
-
IAD
3 stops33h 27m
United Airlines
Sun 9/2710:10 pm
IAD
-
SGN
3 stops36h 55m
United Airlines
Deal found 5/5$1,154

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 May 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,040
(United Airlines)

One-way from

$613
(Kiwi.com)

Popular in

April

Cheapest in

October

Average price

$1,090
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
Highest demand for flights based on searches. 5% potential increase in price ($63 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($30 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
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 May 10, 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

HanoiWashington, D.C.

HAN - IAD

HANIAD

Hanoi Noibai

Tue 10/13

11:35 pm-12:14 am

2 stops35h 39m

Washington, D.C. Dulles Intl

Sat 10/17

10:10 pm-10:15 pm

2 stops37h 05m

$1,063

HanoiWashington, D.C.

HAN - IAD

HANIAD

Hanoi Noibai

Mon 10/19

11:35 pm-7:14 pm

2 stops30h 39m

Washington, D.C. Dulles Intl

Wed 10/21

10:10 pm-10:15 pm

2 stops37h 05m

$1,102

HanoiWashington, D.C.

HAN - IAD

HANIAD

Hanoi Noibai

Tue 10/13

5:50 pm-5:40 am

2 stops22h 50m

Washington, D.C. Dulles Intl

Sat 10/17

5:33 pm-4:50 pm

2 stops36h 17m

$1,161

Ho Chi Minh CityWashington, D.C.

SGN - IAD

SGNIAD

Ho Chi Minh City

Sun 9/13

7:30 am-11:05 am

1 stop38h 35m

Washington, D.C. Dulles Intl

Mon 10/12

1:15 pm-12:35 pm

1 stop36h 20m

$1,166

Ho Chi Minh CityWashington, D.C.

SGN - IAD

SGNIAD

Ho Chi Minh City

Tue 10/20

1:55 pm-11:05 am

1 stop32h 10m

Washington, D.C. Dulles Intl

Sat 10/24

1:15 pm-11:20 pm

1 stop23h 05m

$1,240

Ho Chi Minh CityWashington, D.C.

SGN - IAD

SGNIAD

Ho Chi Minh City

Fri 6/26

7:00 am-9:00 pm

2 stops25h 00m

Washington, D.C. Dulles Intl

Thu 10/8

1:03 pm-10:05 pm

2 stops46h 02m

$1,268

Ho Chi Minh CityWashington, D.C.

SGN - IAD

SGNIAD

Ho Chi Minh City

Thu 10/1

7:30 am-11:05 am

1 stop38h 35m

Washington, D.C. Dulles Intl

Mon 10/26

12:50 pm-10:25 pm

1 stop22h 35m

$1,274

Ho Chi Minh CityWashington, D.C.

SGN - IAD

SGNIAD

Ho Chi Minh City

Tue 6/2

8:00 pm-7:34 am

2 stops46h 34m

Washington, D.C. Dulles Intl

Tue 6/16

11:05 am-1:50 pm

1 stop39h 45m

$1,320

HanoiWashington, D.C.

HAN - IAD

HANIAD

Hanoi Noibai

Mon 10/19

11:10 pm-7:10 pm

2 stops31h 00m

Washington, D.C. Dulles Intl

Wed 10/21

1:15 pm-10:35 am

1 stop34h 20m

$1,322

Ho Chi Minh CityWashington, D.C.

SGN - IAD

SGNIAD

Ho Chi Minh City

Sat 6/13

11:45 pm-12:25 am

2 stops35h 40m

Washington, D.C. Dulles Intl

Sun 6/28

6:00 am-10:10 pm

2 stops29h 10m

$1,347

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/6

Showing 1-10 of 42 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

How far ahead should I book a flight from Vietnam to Washington, D.C. Dulles Intl Airport?

To ensure you get the cheapest price possible for a flight from Vietnam to Washington, D.C. Dulles Intl Airport, you should look to book at least 12 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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 $440). Flying from Vietnam to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of $1,010). 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 May 10, 2026.
Read reviews from past customers who have flown Korean Air,ANA, 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.
Korean Air
8.4
Very good
1,217 reviews

Entertainment

8.2

Boarding

8.5

Comfort

8.3

Crew

8.7

Food

8.1

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Korean Air
8.4
Very good
1,217 reviews
Korean Air
8.4
Very good
1,217 reviews

Entertainment

8.2

Boarding

8.5

Comfort

8.3

Crew

8.7

Food

8.1

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
ANA
8.3
Very good
1,208 reviews
Korean Air
8.4
Very good
1,217 reviews

Entertainment

8.2

Boarding

8.5

Comfort

8.3

Crew

8.7

Food

8.1

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Emirates
8.1
Very good
3,571 reviews
Korean Air
8.4
Very good
1,217 reviews

Entertainment

8.2

Boarding

8.5

Comfort

8.3

Crew

8.7

Food

8.1

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Delta
7.9
Good
8,452 reviews
Korean Air
8.4
Very good
1,217 reviews

Entertainment

8.2

Boarding

8.5

Comfort

8.3

Crew

8.7

Food

8.1

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
United Airlines
7.4
Good
9,697 reviews
Korean Air
8.4
Very good
1,217 reviews

Entertainment

8.2

Boarding

8.5

Comfort

8.3

Crew

8.7

Food

8.1

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!

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 32h 10m. 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?

    $439 is the cheapest one-way deal found within the past few days, from Korean Air. You may also be able to find cheap deals on Air China and Delta, with prices starting from $442 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 $440). Flying from Vietnam to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of $1,010). 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
Tysons
Owings Mills
Arlington
Springfield
Herndon
Rockville
Hyattsville
Manassas
Fredericksburg
Silver Spring
Hanover
Laurel
Woodbridge
Waldorf
Largo
Clinton
Hunt Valley
Cordova
Reston

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 May 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$816Average$1,354FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$818Average$1,093FlexibilityNo cancel feeOn-time69%
ANACheapest$971Average$1,599FlexibilityNo cancel feeOn-time80%
Korean AirCheapest$1,082Average$1,248FlexibilityNo cancel feeOn-time81%
EmiratesCheapest$1,358Average$1,461FlexibilityNo cancel feeOn-time75%

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