What is the cheapest airline that flies from Washington, D.C. Reagan-National to Vietnam?

Cathay Pacific, Korean Air, and Delta are the most popular carriers operating from Washington, D.C. Reagan-National 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.

$518 Cheap Flights from Washington, D.C. Reagan-National Airport to Vietnam in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Washington, D.C. Reagan-National Airport to Vietnam

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One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:05 am - 9:45 pmDCA Washington, D.C. Reagan-National-HAN Hanoi Noibai

27h 40m2 stops New York John F Kennedy Intl Incheon Intl

11:05 pm - 12:44 pmHAN Hanoi Noibai-DCA Washington, D.C. Reagan-National

25h 39m2 stops Incheon Intl Boston Logan Intl

$1,053Korean Air

Wed, Nov 25 - Wed, Dec 16

7:40 am - 12:15 amDCA Washington, D.C. Reagan-National-SGN Ho Chi Minh City

28h 35m2 stops Chicago O'Hare Intl Tokyo Narita

11:05 pm - 11:45 amSGN Ho Chi Minh City-DCA Washington, D.C. Reagan-National

24h 40m2 stops Tokyo Haneda Chicago O'Hare Intl

$1,070ANA

Tue, Jan 19 - Wed, Feb 17

9:00 am - 11:50 pmDCA Washington, D.C. Reagan-National-SGN Ho Chi Minh City

26h 50m2 stops Atlanta Hartsfield-Jackson Incheon Intl

11:40 pm - 12:44 pmSGN Ho Chi Minh City-DCA Washington, D.C. Reagan-National

24h 04m2 stops Incheon Intl Atlanta Hartsfield-Jackson

$1,072Delta

Tue, Nov 17 - Tue, Mar 23

7:59 am - 11:50 pmDCA Washington, D.C. Reagan-National-SGN Ho Chi Minh City

27h 51m2 stops Atlanta Hartsfield-Jackson Incheon Intl

11:40 pm - 5:20 pmSGN Ho Chi Minh City-DCA Washington, D.C. Reagan-National

29h 40m2 stops Incheon Intl Atlanta Hartsfield-Jackson

$1,072Delta

Tue, Nov 17 - Mon, Nov 30

7:40 am - 12:15 amDCA Washington, D.C. Reagan-National-SGN Ho Chi Minh City

28h 35m2 stops Chicago O'Hare Intl Tokyo Narita

11:05 pm - 12:42 pmSGN Ho Chi Minh City-DCA Washington, D.C. Reagan-National

25h 37m2 stops Tokyo Haneda Chicago O'Hare Intl

$1,072ANA

Tue, Jan 19 - Wed, Feb 17

6:59 am - 10:25 pmDCA Washington, D.C. Reagan-National-SGN Ho Chi Minh City

27h 26m2 stops Boston Logan Intl Incheon Intl

11:40 pm - 12:44 pmSGN Ho Chi Minh City-DCA Washington, D.C. Reagan-National

24h 04m2 stops Incheon Intl Atlanta Hartsfield-Jackson

$1,072Delta

Mon, Nov 16 - Mon, Mar 22

9:00 am - 11:50 pmDCA Washington, D.C. Reagan-National-SGN Ho Chi Minh City

26h 50m2 stops Atlanta Hartsfield-Jackson Incheon Intl

11:40 pm - 6:05 pmSGN Ho Chi Minh City-DCA Washington, D.C. Reagan-National

30h 25m2 stops Incheon Intl New York John F Kennedy Intl

$1,077Korean Air

Sat, Nov 14 - Tue, Jan 19

7:00 am - 9:50 pmDCA Washington, D.C. Reagan-National-SGN Ho Chi Minh City

26h 50m2 stops Newark Tokyo Haneda

11:05 pm - 6:23 pmSGN Ho Chi Minh City-DCA Washington, D.C. Reagan-National

31h 18m2 stops Tokyo Haneda Newark

$1,083United Airlines

Thu, Nov 26 - Sun, Jan 10

7:00 am - 9:50 pmDCA Washington, D.C. Reagan-National-SGN Ho Chi Minh City

26h 50m2 stops Newark Tokyo Haneda

11:05 pm - 6:23 pmSGN Ho Chi Minh City-DCA Washington, D.C. Reagan-National

31h 18m2 stops Tokyo Haneda Newark

$1,083United Airlines

Wed, Nov 25 - Tue, Jan 12

2:25 pm - 9:50 pmDCA Washington, D.C. Reagan-National-SGN Ho Chi Minh City

43h 25m2 stops Chicago O'Hare Intl Tokyo Haneda

11:15 pm - 10:31 pmSGN Ho Chi Minh City-DCA Washington, D.C. Reagan-National

34h 16m2 stops Tokyo Haneda Newark

$1,083United Airlines

Tue, Dec 8 - Wed, Apr 28

Cheap last minute flights

Enter your travel dates to find the best prices.

6:00 am - 10:05 pmDCA Washington, D.C. Reagan-National-SGN Ho Chi Minh City

29h 05m3 stops Houston George Bush Intcntl Los Angeles Los Angeles Hong Kong Intl

7:00 am - 3:24 pmSGN Ho Chi Minh City-DCA Washington, D.C. Reagan-National

43h 24m2 stops Tokyo Narita Newark

$1,074United Airlines

Thu, Sep 17 - Thu, Oct 1

6:00 am - 10:05 pmDCA Washington, D.C. Reagan-National-SGN Ho Chi Minh City

29h 05m3 stops Houston George Bush Intcntl Los Angeles Los Angeles Hong Kong Intl

7:00 am - 11:59 pmSGN Ho Chi Minh City-DCA Washington, D.C. Reagan-National

27h 59m3 stops Hong Kong Intl Los Angeles Los Angeles Houston George Bush Intcntl

$1,082United Airlines

Thu, Sep 17 - Thu, Oct 1

7:48 am - 10:05 pmDCA Washington, D.C. Reagan-National-SGN Ho Chi Minh City

27h 17m2 stops San Francisco Hong Kong Intl

7:00 am - 8:08 pmSGN Ho Chi Minh City-DCA Washington, D.C. Reagan-National

24h 08m2 stops Tokyo Narita Chicago O'Hare Intl

$1,083United Airlines

Thu, Sep 17 - Thu, Oct 1

6:00 am - 10:05 pmDCA Washington, D.C. Reagan-National-SGN Ho Chi Minh City

29h 05m3 stops Houston George Bush Intcntl Los Angeles Los Angeles Hong Kong Intl

11:15 pm - 8:09 pmSGN Ho Chi Minh City-DCA Washington, D.C. Reagan-National

31h 54m2 stops Tokyo Haneda Chicago O'Hare Intl

$1,087United Airlines

Wed, Sep 16 - Sun, Sep 20

9:30 am - 12:15 amDCA Washington, D.C. Reagan-National-SGN Ho Chi Minh City

27h 45m2 stops Chicago O'Hare Intl Tokyo Narita

11:15 pm - 2:23 pmSGN Ho Chi Minh City-DCA Washington, D.C. Reagan-National

26h 08m2 stops Tokyo Haneda Chicago O'Hare Intl

$1,089ANA

Wed, Sep 16 - Mon, Oct 19

9:30 am - 11:40 amDCA Washington, D.C. Reagan-National-SGN Ho Chi Minh City

39h 10m2 stops Los Angeles Los Angeles Taipei City Taiwan Taoyuan Intl

3:45 pm - 8:00 pmSGN Ho Chi Minh City-DCA Washington, D.C. Reagan-National

39h 15m2 stops Taipei City Taiwan Taoyuan Intl Los Angeles Los Angeles

$1,089Multiple Airlines

Wed, Sep 16 - Wed, Sep 23

9:30 am - 10:00 pmDCA Washington, D.C. Reagan-National-SGN Ho Chi Minh City

49h 30m2 stops Los Angeles Los Angeles Taipei City Taiwan Taoyuan Intl

1:50 am - 8:00 pmSGN Ho Chi Minh City-DCA Washington, D.C. Reagan-National

29h 10m2 stops Taipei City Taiwan Taoyuan Intl Los Angeles Los Angeles

$1,089Multiple Airlines

Tue, Sep 15 - Mon, Sep 21

6:05 am - 9:05 pmDCA Washington, D.C. Reagan-National-DAD Da Nang

28h 00m2 stops Minneapolis St Paul Incheon Intl

10:55 pm - 6:37 pmDAD Da Nang-DCA Washington, D.C. Reagan-National

30h 42m2 stops Incheon Intl Detroit Metropolitan Wayne County

$1,354Delta

Wed, Sep 16 - Wed, Sep 23

6:59 am - 9:05 pmDCA Washington, D.C. Reagan-National-DAD Da Nang

27h 06m2 stops Atlanta Hartsfield-Jackson Incheon Intl

10:55 pm - 9:43 pmDAD Da Nang-DCA Washington, D.C. Reagan-National

33h 48m2 stops Incheon Intl Atlanta Hartsfield-Jackson

$1,354Delta

Wed, Sep 16 - Wed, Sep 23

6:00 am - 9:05 pmDCA Washington, D.C. Reagan-National-DAD Da Nang

28h 05m2 stops Boston Logan Intl Incheon Intl

10:55 pm - 7:32 pmDAD Da Nang-DCA Washington, D.C. Reagan-National

31h 37m2 stops Incheon Intl Atlanta Hartsfield-Jackson

$1,404Delta

Wed, Sep 16 - Wed, Sep 23

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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

Oct 27

DCA6:57 pmWashington, D.C. Reagan-National

29h 38m

2 stops

SGN11:35 amHo Chi Minh City

Apr 18

SGN3:45 pmHo Chi Minh City

39h 15m

2 stops

DCA8:00 pmWashington, D.C. Reagan-National

$1,136

EVA Air

Sep 16

DCA6:59 pmWashington, D.C. Reagan-National

29h 41m

2 stops

SGN11:40 amHo Chi Minh City

Oct 26

SGN1:55 amHo Chi Minh City

29h 05m

2 stops

DCA8:00 pmWashington, D.C. Reagan-National

$1,155

EVA Air

Sep 21

DCA6:59 pmWashington, D.C. Reagan-National

29h 41m

2 stops

SGN11:40 amHo Chi Minh City

Oct 7

SGN1:50 amHo Chi Minh City

53h 10m

2 stops

DCA8:00 pmWashington, D.C. Reagan-National

$1,165

United Airlines flights from Washington, D.C. Reagan-National Airport to Vietnam

Our best United Airlines deals on Washington, D.C. Reagan-National Airport to Vietnam flight tickets

United Airlines

Sep 17

DCA6:00 amWashington, D.C. Reagan-National

29h 05m

3 stops

SGN10:05 pmHo Chi Minh City

Oct 1

SGN7:00 amHo Chi Minh City

43h 24m

2 stops

DCA3:24 pmWashington, D.C. Reagan-National

$1,074

United Airlines

Sep 17

DCA6:00 amWashington, D.C. Reagan-National

29h 05m

3 stops

SGN10:05 pmHo Chi Minh City

Oct 1

SGN7:00 amHo Chi Minh City

27h 59m

3 stops

DCA11:59 pmWashington, D.C. Reagan-National

$1,082

United Airlines

Dec 8

DCA2:25 pmWashington, D.C. Reagan-National

43h 25m

2 stops

SGN9:50 pmHo Chi Minh City

Apr 28

SGN11:15 pmHo Chi Minh City

34h 16m

2 stops

DCA10:31 pmWashington, D.C. Reagan-National

$1,083

momondo Fare Finder

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.Hanoi

DCA Washington, D.C. Reagan-National - HAN Hanoi Noibai

DCAHAN

Washington, D.C. Reagan-National

Wed 11/25

6:05 am-9:45 pm

2 stops27h 40m

Hanoi Noibai

Wed 12/16

11:05 pm-12:44 pm

2 stops25h 39m

$1,053

Washington, D.C.Ho Chi Minh City

DCA Washington, D.C. Reagan-National - SGN Ho Chi Minh City

DCASGN

Washington, D.C. Reagan-National

Tue 1/19

7:40 am-12:15 am

2 stops28h 35m

Ho Chi Minh City

Wed 2/17

11:05 pm-11:45 am

2 stops24h 40m

$1,070

Quickest round-trip

Washington, D.C.Ho Chi Minh City

DCA Washington, D.C. Reagan-National - SGN Ho Chi Minh City

DCASGN

Washington, D.C. Reagan-National

Tue 11/17

9:00 am-11:50 pm

2 stops26h 50m

Ho Chi Minh City

Tue 3/23

11:40 pm-12:44 pm

2 stops24h 04m

$1,072

Washington, D.C.Ho Chi Minh City

DCA Washington, D.C. Reagan-National - SGN Ho Chi Minh City

DCASGN

Washington, D.C. Reagan-National

Tue 11/17

7:59 am-11:50 pm

2 stops27h 51m

Ho Chi Minh City

Mon 11/30

11:40 pm-5:20 pm

2 stops29h 40m

$1,072

Washington, D.C.Ho Chi Minh City

DCA Washington, D.C. Reagan-National - SGN Ho Chi Minh City

DCASGN

Washington, D.C. Reagan-National

Tue 1/19

7:40 am-12:15 am

2 stops28h 35m

Ho Chi Minh City

Wed 2/17

11:05 pm-12:42 pm

2 stops25h 37m

$1,072

Washington, D.C.Ho Chi Minh City

DCA Washington, D.C. Reagan-National - SGN Ho Chi Minh City

DCASGN

Washington, D.C. Reagan-National

Mon 11/16

6:59 am-10:25 pm

2 stops27h 26m

Ho Chi Minh City

Mon 3/22

11:40 pm-12:44 pm

2 stops24h 04m

$1,072

Washington, D.C.Ho Chi Minh City

DCA Washington, D.C. Reagan-National - SGN Ho Chi Minh City

DCASGN

Washington, D.C. Reagan-National

Sat 11/14

9:00 am-11:50 pm

2 stops26h 50m

Ho Chi Minh City

Tue 1/19

11:40 pm-6:05 pm

2 stops30h 25m

$1,077

Washington, D.C.Ho Chi Minh City

DCA Washington, D.C. Reagan-National - SGN Ho Chi Minh City

DCASGN

Washington, D.C. Reagan-National

Thu 11/26

7:00 am-9:50 pm

2 stops26h 50m

Ho Chi Minh City

Sun 1/10

11:05 pm-6:23 pm

2 stops31h 18m

$1,083

Washington, D.C.Ho Chi Minh City

DCA Washington, D.C. Reagan-National - SGN Ho Chi Minh City

DCASGN

Washington, D.C. Reagan-National

Wed 11/25

7:00 am-9:50 pm

2 stops26h 50m

Ho Chi Minh City

Tue 1/12

11:05 pm-6:23 pm

2 stops31h 18m

$1,083

Washington, D.C.Ho Chi Minh City

DCA Washington, D.C. Reagan-National - SGN Ho Chi Minh City

DCASGN

Washington, D.C. Reagan-National

Tue 12/8

2:25 pm-9:50 pm

2 stops43h 25m

Ho Chi Minh City

Wed 4/28

11:15 pm-10:31 pm

2 stops34h 16m

$1,083

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

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 November to fly from Washington, D.C. Reagan-National Airport, when ticket prices are also cheap, with an average price of $1,089.

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

Best Price Found	$518
Fastest flight time	25h 45m
Direct flights	None

The best one-way flight to Vietnam from Washington, D.C. Reagan-National Airport in the past 72 hours is $518. The best round-trip flight deal from Washington, D.C. Reagan-National Airport to Vietnam found on momondo in the last 72 hours is $1,053.

The fastest flight from Washington, D.C. Reagan-National Airport to Vietnam takes 25h 45m

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.

Search flight deals

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?
There are 2 operators available for flights from Washington, D.C. Reagan-National Airport to Vietnam as of September 2026.
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 Airlines	PriceFrom $985	Free Cancellation	Rating 7.4 10,213 reviews		Search United Airlines flights
Delta	PriceFrom $1,089	Free Cancellation	Rating 7.8 8,564 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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Popular cities in Vietnam

Flights to Ho Chi Minh Cityfrom $612

Flights to Hanoifrom $620

Flights to Da Nangfrom $680

Flights to Phu Quocfrom $828

Flights to Nha Trangfrom $849

Flights to Huefrom $1,025

Flights to Dalatfrom $942

Flights to Con Daofrom $943

Flights to Qui Nhon

Flights to Vinh City

Flights to Haiphongfrom $912

Flights to Tuy Hoa

Cheap flights from Washington, D.C. Reagan-National Airport to Vietnam from $518

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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

United Airlines flights from Washington, D.C. Reagan-National Airport to Vietnam

Our best United Airlines deals on Washington, D.C. Reagan-National Airport to Vietnam flight tickets

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Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Vietnam that are best for you.

See travel insights to Vietnam from

How to get the cheapest flight ticket from Washington, D.C. Reagan-National Airport to Vietnam

What is the cheapest month to fly to Vietnam?

What is the cheapest airline that flies from Washington, D.C. Reagan-National to Vietnam?

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

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Washington, D.C. Reagan-National Airport to Vietnam

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

Why use momondo?

An easier way to manage your Vietnam trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Vietnam

Popular cities in Vietnam

Popular flights according to clicks in the last 7 days on momondo

Washington, D.C. Reagan-National Airport flight routes

According to popular flight searches on momondo this year

Vietnam flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Vietnam

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Vietnam

List of cabin classes available on flights landing in Vietnam. Availability may vary depending on flight origin and airline.

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Explore popular destinations other users love

According to popular flight searches on momondo this year