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Cheap flights from Washington, D.C. Dulles Intl Airport to Vietnam from $381

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Dulles Intl Airport to Vietnam departing on 10/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Vietnam

Cheap round-trip flights

Turkish Airlines Logo
1:30 pm - 4:10 pmIAD-SGN
39h 40m1 stop
Turkish Airlines Logo
6:35 am - 7:15 pmSGN-IAD
24h 40m1 stop
$876Turkish Airlines
Find Deal
Tue, Oct 7 - Tue, Nov 4
American Airlines Logo
6:25 am - 9:45 pmIAD-SGN
28h 20m2 stops
American Airlines Logo
8:20 am - 10:51 pmSGN-IAD
25h 31m2 stops
$877American Airlines
Find Deal
Wed, Sep 24 - Tue, Oct 7
Korean Air Logo
6:00 am - 9:35 pmIAD-HAN
28h 35m2 stops
Korean Air Logo
11:10 pm - 11:17 pmHAN-IAD
35h 07m2 stops
$910Korean Air
Find Deal
Mon, Sep 8 - Tue, Sep 23
ANA Logo
8:20 am - 12:15 amIAD-SGN
28h 55m2 stops
ANA Logo
11:15 pm - 3:35 pmSGN-IAD
27h 20m1 stop
$926ANA
Find Deal
Tue, Sep 16 - Tue, Oct 21
Delta Logo
6:00 am - 9:35 pmIAD-HAN
28h 35m2 stops
Delta Logo
12:00 pm - 11:33 pmHAN-IAD
22h 33m2 stops
$933Delta
Find Deal
Mon, Sep 8 - Tue, Sep 23
ANA Logo
12:15 pm - 10:05 pmIAD-HAN
46h 50m2 stops
ANA Logo
5:00 am - 10:05 amHAN-IAD
40h 05m2 stops
$941ANA
Find Deal
Mon, Sep 8 - Tue, Sep 23
United Airlines Logo
10:10 pm - 11:05 pmIAD-HAN
37h 55m2 stops
United Airlines Logo
12:25 am - 4:40 pmHAN-IAD
27h 15m1 stop
$942United Airlines
Find Deal
Sun, Oct 26 - Wed, Oct 29
United Airlines Logo
7:00 am - 10:15 pmIAD-HAN
28h 15m2 stops
United Airlines Logo
12:25 am - 9:26 pmHAN-IAD
33h 01m2 stops
$945United Airlines
Find Deal
Wed, Oct 22 - Tue, Nov 4
Delta Logo
1:15 pm - 9:35 pmIAD-HAN
21h 20m1 stop
Delta Logo
11:10 pm - 11:17 pmHAN-IAD
35h 07m2 stops
$979Delta
Find Deal
Mon, Sep 8 - Tue, Sep 23
Korean Air Logo
7:21 pm - 9:45 pmIAD-HAN
38h 24m2 stops
Korean Air Logo
12:20 pm - 11:19 pmHAN-IAD
22h 59m2 stops
$989Korean Air
Find Deal
Mon, Nov 17 - Wed, Nov 26

Air China flights from Washington, D.C. Dulles Intl Airport to Vietnam

Our best Air China deals on Washington, D.C. Dulles Intl Airport to Vietnam flight tickets
Air China
Nov 28
IAD10:00 pmWashington, D.C. Dulles Intl
39h 10m
1 stop
SGN1:10 amHo Chi Minh City
Dec 26
SGN5:00 amHo Chi Minh City
25h 30m
1 stop
IAD6:30 pmWashington, D.C. Dulles Intl
$885
Find similar
Air China
Nov 11
IAD10:00 pmWashington, D.C. Dulles Intl
39h 10m
1 stop
SGN1:10 amHo Chi Minh City
Dec 2
SGN5:00 amHo Chi Minh City
25h 30m
1 stop
IAD6:30 pmWashington, D.C. Dulles Intl
$887
Find similar
Air China
Nov 18
IAD10:00 pmWashington, D.C. Dulles Intl
25h 55m
1 stop
HAN11:55 amHanoi Noibai
Nov 27
HAN1:20 pmHanoi Noibai
41h 10m
1 stop
IAD6:30 pmWashington, D.C. Dulles Intl
$893
Find similar

China Airlines flights from Washington, D.C. Dulles Intl Airport to Vietnam

Our best China Airlines deals on Washington, D.C. Dulles Intl Airport to Vietnam flight tickets
China Airlines
Oct 16
IAD7:48 pmWashington, D.C. Dulles Intl
33h 32m
2 stops
SGN4:20 pmHo Chi Minh City
Nov 13
SGN11:00 amHo Chi Minh City
31h 23m
2 stops
IAD6:23 amWashington, D.C. Dulles Intl
$914
Find similar
China Airlines
Oct 18
IAD6:25 amWashington, D.C. Dulles Intl
40h 15m
2 stops
SGN9:40 amHo Chi Minh City
Nov 8
SGN5:50 pmHo Chi Minh City
24h 33m
2 stops
IAD6:23 amWashington, D.C. Dulles Intl
$922
Find similar
China Airlines
Oct 7
IAD6:25 amWashington, D.C. Dulles Intl
40h 15m
2 stops
SGN9:40 amHo Chi Minh City
Nov 4
SGN5:50 pmHo Chi Minh City
24h 33m
2 stops
IAD6:23 amWashington, D.C. Dulles Intl
$924
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport 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, momondo users made 832,500 searches. Data last updated August 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

Fly to

Route

Depart

Return

Price

Washington, D.C.Ho Chi Minh City

IAD - SGN

IADSGN

Washington, D.C. Dulles Intl

Tue 10/7

1:30 pm-4:10 pm

1 stop39h 40m

Ho Chi Minh City

Tue 11/4

6:35 am-7:15 pm

1 stop24h 40m

$876

Washington, D.C.Ho Chi Minh City

IAD - SGN

IADSGN

Washington, D.C. Dulles Intl

Wed 9/24

6:25 am-9:45 pm

2 stops28h 20m

Ho Chi Minh City

Tue 10/7

8:20 am-10:51 pm

2 stops25h 31m

$877

Washington, D.C.Hanoi

IAD - HAN

IADHAN

Washington, D.C. Dulles Intl

Mon 9/8

6:00 am-9:35 pm

2 stops28h 35m

Hanoi Noibai

Tue 9/23

11:10 pm-11:17 pm

2 stops35h 07m

$910

Washington, D.C.Ho Chi Minh City

IAD - SGN

IADSGN

Washington, D.C. Dulles Intl

Tue 9/16

8:20 am-12:15 am

2 stops28h 55m

Ho Chi Minh City

Tue 10/21

11:15 pm-3:35 pm

1 stop27h 20m

$926

Washington, D.C.Hanoi

IAD - HAN

IADHAN

Washington, D.C. Dulles Intl

Mon 9/8

6:00 am-9:35 pm

2 stops28h 35m

Hanoi Noibai

Tue 9/23

12:00 pm-11:33 pm

2 stops22h 33m

$933

Washington, D.C.Hanoi

IAD - HAN

IADHAN

Washington, D.C. Dulles Intl

Mon 9/8

12:15 pm-10:05 pm

2 stops46h 50m

Hanoi Noibai

Tue 9/23

5:00 am-10:05 am

2 stops40h 05m

$941

Washington, D.C.Hanoi

IAD - HAN

IADHAN

Washington, D.C. Dulles Intl

Sun 10/26

10:10 pm-11:05 pm

2 stops37h 55m

Hanoi Noibai

Wed 10/29

12:25 am-4:40 pm

1 stop27h 15m

$942

Washington, D.C.Hanoi

IAD - HAN

IADHAN

Washington, D.C. Dulles Intl

Wed 10/22

7:00 am-10:15 pm

2 stops28h 15m

Hanoi Noibai

Tue 11/4

12:25 am-9:26 pm

2 stops33h 01m

$945

Washington, D.C.Hanoi

IAD - HAN

IADHAN

Washington, D.C. Dulles Intl

Mon 9/8

1:15 pm-9:35 pm

1 stop21h 20m

Hanoi Noibai

Tue 9/23

11:10 pm-11:17 pm

2 stops35h 07m

$979

Washington, D.C.Hanoi

IAD - HAN

IADHAN

Washington, D.C. Dulles Intl

Mon 11/17

7:21 pm-9:45 pm

2 stops38h 24m

Hanoi Noibai

Wed 11/26

12:20 pm-11:19 pm

2 stops22h 59m

$989

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Vietnam from

How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to Vietnam

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Vietnam?

The month of September is, on average, the cheapest month to fly to Vietnam from Washington, D.C. Dulles Intl Airport, with most prices found around $990. If you don’t want to visit Vietnam in September, then you should wait until April to fly from Washington, D.C. Dulles Intl Airport, when ticket prices are also cheap, with an average price of $1,005.

What is the cheapest day to depart on your flight to Vietnam?

According to our data, Tuesday is the cheapest day to fly to Vietnam from Washington, D.C. Dulles Intl Airport. The lowest ticket price found for a Tuesday departure recently was $1,178. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Vietnam on Saturday is $1,360.

What is the cheapest time of day to depart on your flight to Vietnam?

Flying to Vietnam from Washington, D.C. Dulles Intl Airport in the evening is the least expensive time of day to depart. momondo users have found prices as low as $1,220 when looking at flights departing in the evening. At noon is when there is more demand to fly to Vietnam, so prices are often more expensive at around $1,525 per ticket.

How far in advance should I book a flight to Vietnam?

You are more likely to see cheaper flights to Vietnam from Washington, D.C. Dulles Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Vietnam for around $1,255 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Vietnam from Washington, D.C. Dulles Intl Airport for as low as $1,112 on momondo.

Can stopping save me money on Washington, D.C. Dulles Intl Airport to Vietnam flights?

You could potentially save up to 1% on your flight if you consider stops on a Washington, D.C. Dulles Intl Airport to Vietnam flight.

Cheap Washington, D.C. Dulles Intl Airport to Vietnam flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport to Vietnam

Direct flights

None
There are no direct flights from Washington, D.C. Dulles Intl Airport to Vietnam. There are no popular flight routes from Washington, D.C. Dulles Intl Airport to Vietnam.
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  • When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Vietnam?

    Prices for flights from Washington, D.C. Dulles Intl Airport to Vietnam are updated daily.

  • How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to Vietnam?

  • How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Vietnam?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Dulles Intl Airport to Vietnam.

  • What documentation or ID do you need to fly to Vietnam?

    The travel and health documents required for your trip to Vietnam can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Vietnam. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Washington, D.C. Dulles Intl Airport to Vietnam

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Vietnam with momondo
Airline
Rating
Free Cancellation
Price
Air IndiaPriceFrom $789Free CancellationRating
5.5
2,929 reviews
Search Air India flights
Turkish AirlinesPriceFrom $813Free CancellationRating
7.3
3,954 reviews
Search Turkish Airlines flights
Korean AirPriceFrom $821Free CancellationRating
8.4
1,133 reviews
Search Korean Air flights
ANAPriceFrom $912Free CancellationRating
8.4
941 reviews
Search ANA flights
Singapore AirlinesPriceFrom $949Free CancellationRating
8.1
1,352 reviews
Search Singapore Airlines flights
Cathay PacificPriceFrom $950Free CancellationRating
7.6
977 reviews
Search Cathay Pacific flights
United AirlinesPriceFrom $956Free CancellationRating
7.4
8,944 reviews
Search United Airlines flights
China AirlinesPriceFrom $974Free CancellationRating
8.3
765 reviews
Search China Airlines flights
DeltaPriceFrom $985Free CancellationRating
7.9
7,977 reviews
Search Delta flights
American AirlinesPriceFrom $1,037Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Vietnam?

It is quick and easy to find Washington, D.C. to Vietnam flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Vietnam that suits you.

Can I find flights from Washington, D.C. to Vietnam with flexible booking policies on momondo?

Yes. All flights to Vietnam from Washington, D.C. on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Washington, D.C. to Vietnam?

momondo helps you find the best flight between Washington, D.C. and Vietnam by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Washington, D.C. to Vietnam right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Washington, D.C. to Vietnam flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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