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Dulles Intl

$628+ 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 6/30. Fares are subject to change and may not be available on all flights or dates of travel.
SGN — IAD
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap 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 June 12, 2025.

Round-trip from

$913
(United Airlines)

One-way from

$628
(Kiwi.com)

Popular in

March

Cheapest in

February

Average price

$1,276
From Vietnam to Washington, D.C. Dulles Intl
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One-way flight from Vietnam to Washington, D.C. Dulles Intl
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Highest demand for flights based on searches. 4% potential increase in price ($61 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($41 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find 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 June 12, 2025.

This United Airlines deal was found by Cheapflights users on 6/9. 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 9/1011:15 pmSGN - IAD
2 stops42h 16mUnited Airlines
Wed 9/2412:35 pmIAD - SGN
2 stops46h 20mUnited Airlines
Deal found 6/9$913
This FlightHub deal was found by Cheapflights users on 6/10. 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 7/811:15 pmSGN - IAD
1 stop21h 50mANA
Mon 8/258:20 amIAD - SGN
2 stops26h 35mANA
Deal found 6/10$979
This Trip.com deal was found by Cheapflights users on 6/10. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/33:35 pmSGN - IAD
2 stops26h 57mMultiple Airlines
Fri 10/176:25 amIAD - SGN
2 stops45h 05mMultiple Airlines
Deal found 6/10$1,070
This Korean Air deal was found by Cheapflights users on 6/9. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/101:55 pmSGN - IAD
1 stop32h 00mKorean Air
Wed 9/241:15 pmIAD - SGN
1 stop23h 00mKorean Air
Deal found 6/9$1,080
This China Airlines deal was found by Cheapflights users on 6/12. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/265:50 pmHAN - IAD
2 stops33h 35mMultiple Airlines
Wed 7/98:19 pmIAD - HAN
2 stops33h 31mMultiple Airlines
Deal found 6/12$1,123
This oojo deal was found by Cheapflights users on 6/10. 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.
Mon 6/231:50 amSGN - IAD
2 stops28h 29mEVA Air
Tue 7/18:10 amIAD - SGN
2 stops26h 50mEVA Air
Deal found 6/10$1,125
This Trip.com deal was found by Cheapflights users on 6/10. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/12:20 amSGN - IAD
2 stops28h 10mAir China
Fri 10/1711:00 pmIAD - SGN
1 stop38h 40mAir China
Deal found 6/10$1,128
This United Airlines deal was found by Cheapflights users on 6/11. 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.
Fri 11/712:25 amHAN - IAD
2 stops43h 05mUnited Airlines
Sat 1/248:15 amIAD - HAN
2 stops26h 50mUnited Airlines
Deal found 6/11$1,157
This oojo deal was found by Cheapflights users on 6/12. 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.
Wed 7/166:00 pmHAN - IAD
2 stops24h 27mEVA Air
Wed 8/68:19 pmIAD - HAN
2 stops27h 46mEVA Air
Deal found 6/12$1,158
This Korean Air deal was found by Cheapflights users on 6/11. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/812:20 pmHAN - IAD
1 stop33h 30mKorean Air
Sat 1/2411:50 amIAD - HAN
1 stop21h 50mKorean Air
Deal found 6/11$1,243
This FlightHub deal was found by Cheapflights users on 6/11. 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.
Mon 9/110:05 pmSGN - IAD
1 stop24h 40mTurkish Airlines
Mon 10/69:40 pmIAD - SGN
1 stop31h 30mTurkish Airlines
Deal found 6/11$1,328
This FlightHub deal was found by Cheapflights users on 6/11. 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 8/278:00 amSGN - IAD
2 stops34h 32mJapan Airlines
Thu 9/187:00 amIAD - SGN
2 stops27h 45mJapan Airlines
Deal found 6/11$1,335

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 June 12, 2025.
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

Vietnam

Fly to

Dulles Intl

Route

Depart

Return

Price

Ho Chi Minh CityWashington, D.C.

SGN - IAD

SGNIAD

Ho Chi Minh City

Wed 9/10

11:15 pm-6:31 am

2 stops42h 16m

Washington, D.C. Dulles Intl

Wed 9/24

12:25 pm-9:55 pm

1 stop22h 30m

$913

Ho Chi Minh CityWashington, D.C.

SGN - IAD

SGNIAD

Ho Chi Minh City

Tue 7/8

11:15 pm-10:05 am

1 stop21h 50m

Washington, D.C. Dulles Intl

Mon 8/25

8:20 am-9:55 pm

2 stops26h 35m

$979

Ho Chi Minh CityWashington, D.C.

SGN - IAD

SGNIAD

Ho Chi Minh City

Wed 9/3

3:35 pm-7:32 am

2 stops26h 57m

Washington, D.C. Dulles Intl

Fri 10/17

6:25 am-2:30 pm

2 stops45h 05m

$1,070

Ho Chi Minh CityWashington, D.C.

SGN - IAD

SGNIAD

Ho Chi Minh City

Wed 9/10

1:55 pm-10:55 am

1 stop32h 00m

Washington, D.C. Dulles Intl

Wed 9/24

1:15 pm-11:15 pm

1 stop23h 00m

$1,080

HanoiWashington, D.C.

HAN - IAD

HANIAD

Hanoi Noibai

Thu 6/26

5:50 pm-4:25 pm

2 stops33h 35m

Washington, D.C. Dulles Intl

Wed 7/9

8:19 pm-4:50 pm

2 stops33h 31m

$1,123

Ho Chi Minh CityWashington, D.C.

SGN - IAD

SGNIAD

Ho Chi Minh City

Mon 6/23

1:50 am-7:19 pm

2 stops28h 29m

Washington, D.C. Dulles Intl

Tue 7/1

8:10 am-10:00 pm

2 stops26h 50m

$1,125

Ho Chi Minh CityWashington, D.C.

SGN - IAD

SGNIAD

Ho Chi Minh City

Mon 9/1

2:20 am-7:30 pm

2 stops28h 10m

Washington, D.C. Dulles Intl

Fri 10/17

11:00 pm-12:40 am

1 stop38h 40m

$1,128

HanoiWashington, D.C.

HAN - IAD

HANIAD

Hanoi Noibai

Fri 11/7

12:25 am-7:30 am

2 stops43h 05m

Washington, D.C. Dulles Intl

Sat 1/24

8:15 am-11:05 pm

2 stops26h 50m

$1,157

HanoiWashington, D.C.

HAN - IAD

HANIAD

Hanoi Noibai

Wed 7/16

6:00 pm-7:27 am

2 stops24h 27m

Washington, D.C. Dulles Intl

Wed 8/6

8:19 pm-11:05 am

2 stops27h 46m

$1,158

HanoiWashington, D.C.

HAN - IAD

HANIAD

Hanoi Noibai

Sat 11/8

12:20 pm-9:50 am

1 stop33h 30m

Washington, D.C. Dulles Intl

Sat 1/24

11:50 am-9:40 pm

1 stop21h 50m

$1,243

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 54 results
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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, August is the cheapest month in which you can book a flight from Vietnam to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Vietnam to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of $349). 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 VN to IAD?

Find hourly flight availability from Vietnam to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Vietnam to Washington, D.C. Dulles Intl Airport as you normally would.

Rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

Temperature in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

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 June 12, 2025.
Read through reviews of airlines operating flights from Vietnam to Washington, D.C., such as EVA Air, Korean Air and Japan Airlines. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,202 reviews

Food

8.1

Boarding

8.4

Entertainment

8.0

Overall

8.4

Comfort

8.3

Crew

8.6

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
1,202 reviews
EVA Air
8.4
Very good
1,202 reviews

Food

8.1

Boarding

8.4

Entertainment

8.0

Overall

8.4

Comfort

8.3

Crew

8.6

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
1,088 reviews
EVA Air
8.4
Very good
1,202 reviews

Food

8.1

Boarding

8.4

Entertainment

8.0

Overall

8.4

Comfort

8.3

Crew

8.6

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
1,489 reviews
EVA Air
8.4
Very good
1,202 reviews

Food

8.1

Boarding

8.4

Entertainment

8.0

Overall

8.4

Comfort

8.3

Crew

8.6

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
738 reviews
EVA Air
8.4
Very good
1,202 reviews

Food

8.1

Boarding

8.4

Entertainment

8.0

Overall

8.4

Comfort

8.3

Crew

8.6

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
8.3
Very good
882 reviews
EVA Air
8.4
Very good
1,202 reviews

Food

8.1

Boarding

8.4

Entertainment

8.0

Overall

8.4

Comfort

8.3

Crew

8.6

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

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.

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

    $671 is the cheapest one-way deal found within the past few days, from China Airlines. You may also be able to find cheap deals on EVA Air and Korean Air, with prices starting from $686 and $846, 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, August is the cheapest month in which you can book a flight from Vietnam to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Vietnam to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of $349). 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 Vietnam?

Book flights to Vietnam if you plan to visit one of these locations
Arlington
Alexandria
Woodbridge
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Silver Spring
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Fredericksburg
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Easton
Herndon
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Sterling
Bowie
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National Harbor
Springfield
Manassas

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Alternative routes for Vietnam to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
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Haneda to Baltimore flights
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Narita to Baltimore flights
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Incheon Intl to Reagan-National flights
Ahmedabad to Baltimore flights
Bangalore to Baltimore flights
Bangalore to Reagan-National flights
New Delhi to Baltimore flights
Colombo to Reagan-National flights
Capital to Reagan-National flights
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Manila to Reagan-National flights
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Suvarnabhumi to Reagan-National flights
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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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
ANACheapest$957Average$1,497FlexibilityNo cancel feeOn-time80%
Air IndiaCheapest$981Average$1,233FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$992Average$1,376FlexibilityNo cancel feeOn-time69%
Korean AirCheapest$1,167Average$1,654FlexibilityNo cancel feeOn-time81%
EmiratesCheapest$1,556Average$1,619FlexibilityNo cancel feeOn-time75%

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