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$481+ 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 5/7. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — SGN
abr. 2 — abr. 91
mié. 4/2
mié. 4/9
1 adult, Economy
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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 marzo 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$601
(FlightHub)

One-way from

$481
(FlightHub)

Popular in

December

Cheapest in

April

Average price

$1,170
Provider with most accurate pricing for Washington, D.C. (WAS)-Ho Chi Minh City flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Ho Chi Minh City flights.
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From Washington, D.C. Dulles Intl to Vietnam
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One-way flight from Washington, D.C. Dulles Intl to Vietnam
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Highest demand for flights based on searches. 9% potential increase in price ($141 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($62 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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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 marzo 28, 2025.

This FlightHub deal was found by Cheapflights users on 3/27. 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.
mar. 4/1511:00 pmIAD - HAN
1 stop25h 55mAir China
lun. 5/191:25 pmHAN - IAD
1 stop41h 05mAir China
Deal found 3/27$601
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/19:40 pmIAD - SGN
1 stop31h 30mTurkish Airlines
vie. 9/1910:05 pmSGN - IAD
1 stop24h 40mTurkish Airlines
Deal found 3/26$951
This China Airlines deal was found by Cheapflights users on 3/27. 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.
lun. 4/287:13 pmIAD - SGN
2 stops34h 07mMultiple Airlines
mar. 5/610:50 amSGN - IAD
2 stops31h 53mMultiple Airlines
Deal found 3/27$962
This oojo deal was found by Cheapflights users on 3/27. 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.
lun. 9/221:30 pmIAD - HAN
1 stop38h 55mTurkish Airlines
mar. 10/711:05 pmHAN - IAD
1 stop23h 40mTurkish Airlines
Deal found 3/27$985
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 3/3011:00 amIAD - SGN
1 stop22h 00mAir India
sáb. 5/319:00 pmSGN - IAD
1 stop21h 40mAir India
Deal found 3/26$993
This China 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/227:17 pmIAD - HAN
2 stops34h 33mMultiple Airlines
mar. 10/711:35 amHAN - IAD
2 stops29h 20mMultiple Airlines
Deal found 3/26$1,025
This Air Canada deal was found by Cheapflights users on 3/27. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 8/241:00 pmIAD - SGN
2 stops48h 15mAir Canada
mié. 10/87:00 amSGN - IAD
2 stops25h 01mAir Canada
Deal found 3/27$1,099
This oojo deal was found by Cheapflights users on 3/27. 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.
dom. 8/248:29 pmIAD - SGN
2 stops26h 36mCathay Pacific
dom. 10/56:20 pmSGN - IAD
2 stops31h 40mCathay Pacific
Deal found 3/27$1,133
This EVA Air deal was found by Cheapflights users on 3/27. 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 EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 8/177:59 pmIAD - DAD
2 stops28h 36mMultiple Airlines
sáb. 9/1312:55 pmDAD - IAD
2 stops29h 37mMultiple Airlines
Deal found 3/27$1,157
This Cathay Pacific deal was found by Cheapflights users on 3/27. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/175:16 pmIAD - HAN
2 stops37h 09mCathay Pacific
mar. 11/2511:05 amHAN - IAD
2 stops23h 13mCathay Pacific
Deal found 3/27$1,238
This FlightHub deal was found by Cheapflights users on 3/27. 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.
mié. 4/169:00 pmIAD - DAD
2 stops29h 40mQatar Airways
mié. 4/232:40 pmDAD - IAD
2 stops60h 00mQatar Airways
Deal found 3/27$1,252
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 4/2310:05 pmIAD - HAN
2 stops27h 25mEtihad Airways
lun. 5/51:20 pmHAN - IAD
2 stops61h 50mEtihad Airways
Deal found 3/26$1,290

Cheapflights Fare Finder

Customize your flight search to find flights from Dulles Intl to Vietnam 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 marzo 28, 2025.
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

Dulles Intl

Fly to

Vietnam

Route

Depart

Return

Price

Washington, D.C.Hanoi

IAD - HAN

IADHAN

Washington, D.C. Dulles Intl

mar. 4/15

11:00 pm-11:55 am

1 stop25h 55m

Hanoi Noibai

lun. 5/19

1:25 pm-7:30 pm

1 stop41h 05m

$601

Washington, D.C.Ho Chi Minh City

IAD - SGN

IADSGN

Washington, D.C. Dulles Intl

mié. 4/23

9:40 pm-4:10 pm

1 stop31h 30m

Ho Chi Minh City

mar. 5/6

10:05 pm-11:45 am

1 stop24h 40m

$951

Washington, D.C.Ho Chi Minh City

IAD - SGN

IADSGN

Washington, D.C. Dulles Intl

lun. 4/28

7:13 pm-4:20 pm

2 stops34h 07m

Ho Chi Minh City

mar. 5/6

10:50 am-7:43 am

2 stops31h 53m

$962

Washington, D.C.Ho Chi Minh City

IAD - SGN

IADSGN

Washington, D.C. Dulles Intl

dom. 3/30

11:00 am-8:00 pm

1 stop22h 00m

Ho Chi Minh City

sáb. 5/31

9:00 pm-7:40 am

1 stop21h 40m

$993

Washington, D.C.Hanoi

IAD - HAN

IADHAN

Washington, D.C. Dulles Intl

mié. 4/30

1:30 pm-3:25 pm

1 stop38h 55m

Hanoi Noibai

mar. 5/27

11:05 pm-11:45 am

1 stop23h 40m

$1,008

Washington, D.C.Hanoi

IAD - HAN

IADHAN

Washington, D.C. Dulles Intl

mié. 4/23

5:38 pm-4:50 pm

2 stops36h 12m

Hanoi Noibai

lun. 5/5

11:35 am-7:43 am

2 stops31h 08m

$1,064

Washington, D.C.Da Nang

IAD - DAD

IADDAD

Washington, D.C. Dulles Intl

mié. 4/16

9:00 pm-1:40 pm

2 stops29h 40m

Da Nang

mié. 4/23

2:40 pm-3:40 pm

2 stops60h 00m

$1,252

Washington, D.C.Da Nang

IAD - DAD

IADDAD

Washington, D.C. Dulles Intl

sáb. 5/10

5:38 pm-11:35 am

2 stops30h 57m

Da Nang

sáb. 5/31

12:55 pm-7:36 am

2 stops29h 41m

$1,287

Washington, D.C.Hanoi

IAD - HAN

IADHAN

Washington, D.C. Dulles Intl

mié. 4/23

10:05 pm-12:30 pm

2 stops27h 25m

Hanoi Noibai

lun. 5/5

1:20 pm-4:10 pm

2 stops61h 50m

$1,290

Washington, D.C.Hanoi

IAD - HAN

IADHAN

Washington, D.C. Dulles Intl

mié. 4/23

5:38 pm-5:35 pm

2 stops36h 57m

Hanoi Noibai

mar. 5/6

12:40 pm-4:00 pm

2 stops38h 20m

$1,294

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

Showing 1-10 of 51 results
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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, March is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Vietnam (average of $935). Flying from Washington, D.C. Dulles Intl Airport to Vietnam in June is currently the most expensive (average of $1,572). 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?

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 marzo 28, 2025.

When flying from Washington, D.C. Dulles Intl Airport to Vietnam, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Vietnam by month

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

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.

Temperature in Vietnam by month

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

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).

Reviews of airlines servicing Vietnam

Get insights into the airlines that provide service to Vietnam. 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 Vietnam. Reviews last updated marzo 28, 2025.
See what other customers who have flown with Korean Air, ANA and Asiana Airlines from Washington, D.C. to Vietnam have to say. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,050 reviews

Crew

8.7

Boarding

8.5

Food

8.1

Entertainment

8.2

Comfort

8.3

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Korean Air
8.4
Very good
1,050 reviews
Korean Air
8.4
Very good
1,050 reviews

Crew

8.7

Boarding

8.5

Food

8.1

Entertainment

8.2

Comfort

8.3

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
ANA
8.3
Very good
829 reviews
Korean Air
8.4
Very good
1,050 reviews

Crew

8.7

Boarding

8.5

Food

8.1

Entertainment

8.2

Comfort

8.3

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Asiana Airlines
8.2
Very good
440 reviews
Korean Air
8.4
Very good
1,050 reviews

Crew

8.7

Boarding

8.5

Food

8.1

Entertainment

8.2

Comfort

8.3

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Singapore Airlines
8.1
Very good
1,285 reviews
Korean Air
8.4
Very good
1,050 reviews

Crew

8.7

Boarding

8.5

Food

8.1

Entertainment

8.2

Comfort

8.3

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Emirates
8.0
Very good
3,190 reviews
Korean Air
8.4
Very good
1,050 reviews

Crew

8.7

Boarding

8.5

Food

8.1

Entertainment

8.2

Comfort

8.3

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.

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.

  • 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 Turkish Airlines. According to our data, you can fly for as low as $481. Users have also found prices from $491 and $552 on Air China and Cathay Pacific, 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 - Hanoi Noibai and Washington, D.C. Dulles Intl - Da Nang.

  • 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, March is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Vietnam (average of $935). Flying from Washington, D.C. Dulles Intl Airport to Vietnam in June is currently the most expensive (average of $1,572). 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.

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Alternative routes for Dulles Intl to Vietnam

See prices for flight routes from nearby airports that may be better suited for you.
Dulles Intl to Haneda flights
Dulles Intl to Narita flights
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Reagan-National to Narita flights
Dulles Intl to Incheon Intl flights
Baltimore to Narita flights
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Dulles Intl to Suvarnabhumi flights
Dulles Intl to Hyderabad flights
Reagan-National to Hyderabad flights
Baltimore to Hyderabad flights
Dulles Intl to Manila flights
Reagan-National to Suvarnabhumi flights
Dulles Intl to Bangalore flights
Baltimore to Suvarnabhumi flights
Reagan-National to Incheon Intl flights
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Dulles Intl to Ho Chi Minh City flights
Baltimore to Incheon Intl flights
Baltimore to Bangalore flights
Reagan-National to Bangalore flights
Reagan-National to Manila flights
Dulles Intl to New Delhi flights
Dulles Intl to Gimpo Intl flights
Dulles Intl to Hongqiao Intl flights
Reagan-National to New Delhi flights
Dulles Intl to Mumbai flights
Baltimore to Manila flights
Dulles Intl to Capital flights
Reagan-National to Taiwan Taoyuan Intl flights
Dulles Intl to Denpasar flights
Baltimore to Taiwan Taoyuan Intl flights
Reagan-National to Denpasar flights
Baltimore to Denpasar flights
Baltimore to Mumbai flights
Reagan-National to Gimpo Intl flights
Baltimore to New Delhi flights
Reagan-National to Mumbai flights
Reagan-National to Hongqiao Intl flights
Dulles Intl to Chennai flights
Reagan-National to Capital flights
Baltimore to Ho Chi Minh City flights
Dulles Intl to Sung Shan flights
Reagan-National to Ho Chi Minh City flights
Dulles Intl to Lahore flights
Dulles Intl to Islamabad flights
Dulles Intl to Pu Dong flights
Baltimore to Capital flights
Reagan-National to Chennai flights
Baltimore to Chennai flights

Top 10 airlines flying from Dulles Intl to Vietnam

Discover the top 10 airlines that operate flights from Dulles Intl to Vietnam. 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 marzo 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air IndiaCheapest$778Average$947FlexibilityNo cancel feeOn-timeN/A
Turkish AirlinesCheapest$861Average$1,088FlexibilityNo cancel feeOn-time77%
Cathay PacificCheapest$950Average$1,305FlexibilityNo cancel feeOn-time72%
ANACheapest$958Average$1,537FlexibilityNo cancel feeOn-time80%
United AirlinesCheapest$1,002Average$1,481FlexibilityNo cancel feeOn-time69%
DeltaCheapest$1,008Average$1,362FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$1,015Average$1,750FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$1,017Average$1,270FlexibilityNo cancel feeOn-time71%
Korean AirCheapest$1,031Average$1,851FlexibilityNo cancel feeOn-time81%
Qatar AirwaysCheapest$1,082Average$1,365FlexibilityNo cancel feeOn-time68%
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