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Cheap flights from Washington, D.C. Reagan-National Airport to Vietnam from $560

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. Reagan-National Airport to Vietnam departing on 4/21. 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. Reagan-National Airport to Vietnam

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:30 am - 6:25 pm
DCA
-
SGN
45h 55m
2 stops
Multiple Airlines Logo
4:15 pm - 8:00 pm
SGN
-
DCA
38h 45m
2 stops
$1,036Multiple Airlines
Tue, Sep 1 - Thu, Oct 29
Multiple Airlines Logo
6:59 pm - 11:40 am
DCA
-
SGN
29h 41m
2 stops
Multiple Airlines Logo
1:50 am - 8:00 pm
SGN
-
DCA
29h 10m
2 stops
$1,053Multiple Airlines
Sun, Sep 6 - Wed, Sep 16
Multiple Airlines Logo
9:30 am - 9:40 am
DCA
-
SGN
37h 10m
2 stops
Multiple Airlines Logo
5:30 pm - 8:00 pm
SGN
-
DCA
37h 30m
2 stops
$1,054Multiple Airlines
Wed, Sep 2 - Wed, Sep 30
Multiple Airlines Logo
6:59 pm - 4:20 pm
DCA
-
SGN
34h 21m
2 stops
Multiple Airlines Logo
5:50 pm - 5:59 pm
SGN
-
DCA
35h 09m
2 stops
$1,071Multiple Airlines
Tue, Oct 6 - Tue, Oct 27
Multiple Airlines Logo
6:59 pm - 4:20 pm
DCA
-
SGN
34h 21m
2 stops
Multiple Airlines Logo
5:50 pm - 5:59 pm
SGN
-
DCA
35h 09m
2 stops
$1,072Multiple Airlines
Mon, Aug 31 - Fri, Oct 30
EVA Air Logo
9:30 am - 9:55 am
DCA
-
SGN
37h 25m
2 stops
EVA Air Logo
3:45 pm - 8:00 pm
SGN
-
DCA
40h 15m
2 stops
$1,080EVA Air
Sun, Oct 4 - Tue, Nov 10
Singapore Airlines Logo
9:30 am - 6:25 pm
DCA
-
SGN
45h 55m
2 stops
Singapore Airlines Logo
3:50 pm - 8:00 pm
SGN
-
DCA
39h 10m
2 stops
$1,108Singapore Airlines
Tue, Sep 1 - Tue, Sep 29
Delta Logo
10:00 am - 9:35 pm
DCA
-
HAN
24h 35m
2 stops
Delta Logo
11:10 pm - 4:31 pm
HAN
-
DCA
28h 21m
2 stops
$1,261Delta
Mon, Oct 5 - Wed, Oct 21
Asiana Airlines Logo
6:05 am - 9:35 pm
DCA
-
DAD
28h 30m
2 stops
Asiana Airlines Logo
11:00 pm - 6:05 pm
DAD
-
DCA
31h 05m
2 stops
$1,261Asiana Airlines
Mon, Aug 31 - Sun, Dec 13
Delta Logo
1:45 pm - 9:35 pm
DCA
-
HAN
44h 50m
2 stops
Delta Logo
11:10 pm - 4:31 pm
HAN
-
DCA
28h 21m
2 stops
$1,301Delta
Sun, Oct 4 - Wed, Oct 21

Qatar Airways flights from Washington, D.C. Reagan-National Airport to Vietnam

Our best Qatar Airways deals on Washington, D.C. Reagan-National Airport to Vietnam flight tickets
Qatar Airways
May 5
DCA3:15 pmWashington, D.C. Reagan-National
34h 45m
2 stops
SGN1:00 pmHo Chi Minh City
May 12
SGN7:20 pmHo Chi Minh City
38h 39m
2 stops
DCA10:59 pmWashington, D.C. Reagan-National
$1,201
Qatar Airways
May 10
DCA3:15 pmWashington, D.C. Reagan-National
34h 45m
2 stops
SGN1:00 pmHo Chi Minh City
May 17
SGN7:20 pmHo Chi Minh City
38h 39m
2 stops
DCA10:59 pmWashington, D.C. Reagan-National
$1,202
Qatar Airways
Apr 24
DCA2:54 pmWashington, D.C. Reagan-National
35h 06m
2 stops
SGN1:00 pmHo Chi Minh City
Apr 30
SGN7:20 pmHo Chi Minh City
39h 08m
2 stops
DCA11:28 pmWashington, D.C. Reagan-National
$1,241

EVA Air flights from Washington, D.C. Reagan-National Airport to Vietnam

Our best EVA Air deals on Washington, D.C. Reagan-National Airport to Vietnam flight tickets
EVA Air
Apr 19
DCA9:59 amWashington, D.C. Reagan-National
38h 41m
2 stops
SGN11:40 amHo Chi Minh City
May 8
SGN3:45 pmHo Chi Minh City
39h 15m
2 stops
DCA8:00 pmWashington, D.C. Reagan-National
$1,108
EVA Air
Apr 23
DCA6:59 pmWashington, D.C. Reagan-National
29h 41m
2 stops
SGN11:40 amHo Chi Minh City
May 21
SGN1:50 amHo Chi Minh City
29h 16m
2 stops
DCA8:06 pmWashington, D.C. Reagan-National
$1,301
EVA Air
Apr 24
DCA9:59 amWashington, D.C. Reagan-National
49h 01m
2 stops
SGN10:00 pmHo Chi Minh City
May 31
SGN3:45 pmHo Chi Minh City
39h 21m
2 stops
DCA8:06 pmWashington, D.C. Reagan-National
$1,331

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Reagan-National 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 April 14, 2026.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Vietnam that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Ho Chi Minh City

DCA - SGN

DCASGN

Washington, D.C. Reagan-National

Tue 9/1

9:30 am-6:25 pm

2 stops45h 55m

Ho Chi Minh City

Thu 10/29

4:15 pm-8:00 pm

2 stops38h 45m

$1,036

Washington, D.C.Ho Chi Minh City

DCA - SGN

DCASGN

Washington, D.C. Reagan-National

Sun 9/6

6:59 pm-11:40 am

2 stops29h 41m

Ho Chi Minh City

Wed 9/16

1:50 am-8:00 pm

2 stops29h 10m

$1,053

Washington, D.C.Ho Chi Minh City

DCA - SGN

DCASGN

Washington, D.C. Reagan-National

Wed 9/2

9:30 am-9:40 am

2 stops37h 10m

Ho Chi Minh City

Wed 9/30

5:30 pm-8:00 pm

2 stops37h 30m

$1,054

Washington, D.C.Ho Chi Minh City

DCA - SGN

DCASGN

Washington, D.C. Reagan-National

Tue 10/6

6:59 pm-4:20 pm

2 stops34h 21m

Ho Chi Minh City

Tue 10/27

5:50 pm-5:59 pm

2 stops35h 09m

$1,071

Washington, D.C.Ho Chi Minh City

DCA - SGN

DCASGN

Washington, D.C. Reagan-National

Mon 8/31

6:59 pm-4:20 pm

2 stops34h 21m

Ho Chi Minh City

Fri 10/30

5:50 pm-5:59 pm

2 stops35h 09m

$1,072

Washington, D.C.Ho Chi Minh City

DCA - SGN

DCASGN

Washington, D.C. Reagan-National

Sun 10/4

9:30 am-9:55 am

2 stops37h 25m

Ho Chi Minh City

Tue 11/10

3:45 pm-8:00 pm

2 stops40h 15m

$1,080

Washington, D.C.Ho Chi Minh City

DCA - SGN

DCASGN

Washington, D.C. Reagan-National

Tue 9/1

9:30 am-6:25 pm

2 stops45h 55m

Ho Chi Minh City

Tue 9/29

3:50 pm-8:00 pm

2 stops39h 10m

$1,108
Quickest round-trip

Washington, D.C.Hanoi

DCA - HAN

DCAHAN

Washington, D.C. Reagan-National

Mon 10/5

10:00 am-9:35 pm

2 stops24h 35m

Hanoi Noibai

Wed 10/21

11:10 pm-4:31 pm

2 stops28h 21m

$1,261

Washington, D.C.Da Nang

DCA - DAD

DCADAD

Washington, D.C. Reagan-National

Mon 8/31

6:05 am-9:35 pm

2 stops28h 30m

Da Nang

Sun 12/13

11:00 pm-6:05 pm

2 stops31h 05m

$1,261

Washington, D.C.Hanoi

DCA - HAN

DCAHAN

Washington, D.C. Reagan-National

Sun 10/4

1:45 pm-9:35 pm

2 stops44h 50m

Hanoi Noibai

Wed 10/21

11:10 pm-4:31 pm

2 stops28h 21m

$1,301

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. Reagan-National 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 October is, on average, the cheapest month to fly to Vietnam from Washington, D.C. Reagan-National Airport, with most prices found around $985. If you don’t want to visit Vietnam in October, then you should wait until September to fly from Washington, D.C. Reagan-National Airport, when ticket prices are also cheap, with an average price of $1,051.

Cheap Washington, D.C. Reagan-National Airport to Vietnam flight deals and tips

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

Fastest flight time

24h 20m

Direct flights

None
The fastest flight from Washington, D.C. Reagan-National Airport to Vietnam takes 24h 20m
There are no direct flights from Washington, D.C. Reagan-National Airport to Vietnam. There are no popular flight routes from Washington, D.C. Reagan-National Airport to Vietnam.
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Frequently asked questions about flying from Washington, D.C. Reagan-National Airport to Vietnam

  • When did momondo last update prices for flights from Washington, D.C. Reagan-National Airport to Vietnam?

    Prices for flights from Washington, D.C. Reagan-National Airport to Vietnam were last updated today.

  • How many operators does momondo search for flights from Washington, D.C. Reagan-National Airport to Vietnam?

  • How old do you have to be to fly from Washington, D.C. Reagan-National Airport to Vietnam?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. Reagan-National Airport to Vietnam.

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

    The necessary travel and health documents for your Vietnam trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Washington, D.C. Reagan-National Airport to Vietnam

Compare and see reviews for airlines that fly from Washington, D.C. Reagan-National Airport to Vietnam with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $981Free CancellationRating
7.4
9,581 reviews
Search United Airlines flights
DeltaPriceFrom $1,094Free CancellationRating
7.9
8,405 reviews
Search Delta flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Washington, D.C. to Vietnam for you.

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

Yes. momondo enables you to select and highlight flights to Vietnam from Washington, D.C. with this policy.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Vietnam from Washington, D.C..

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 offers price alerts on flights to Vietnam from Washington, D.C.. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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