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

One-way options have recently been found by users for as low as $481 on Turkish Airlines. Other airlines that offer cheap prices include Air India from $487 and Air China from $491 one-way.

What are the most popular routes from Washington, D.C. to Vietnam?

While some choose either Baltimore/Washington - Ho Chi Minh City or Washington, D.C. Reagan-National - Ho Chi Minh City, Washington, D.C. Dulles Intl - Ho Chi Minh City is the most popular route from Washington, D.C. to Vietnam.

What are the most popular airlines that fly from Washington, D.C. to Vietnam?

The most popular airlines flying from Washington, D.C. to Vietnam are Delta, Korean Air and ANA. Something to consider prior to booking your flight.

How far in advance should I book a flight from Washington, D.C. to Vietnam?

Users have found that booking a flight from Washington, D.C. to Vietnam at least 48 days early can save you up to 33% on average compared to booking a flight this week. If booking 48 days before your flight isn’t an option for you, users have found flights from Washington, D.C. to Vietnam for as little as $1,182 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $1,657 for flights departing within the next 3 days.

What is the cheapest month to fly from Washington, D.C. to Vietnam?

April is one of the best times of the year to fly to Vietnam from Washington, D.C.. Prices for April average $1,336 per person but you can even find prices for as low as $802. The most expensive prices can be found in the month of December. Opting for a April flight can save you 51% on your journey compared to booking in December

Can I find deals for flights from Washington, D.C. to Vietnam that include hotel bookings?

Yes. In addition to deals on Washington, D.C. to Vietnam flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Washington, D.C. to Vietnam?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Vietnam.

Can I find deals for business class flights from Washington, D.C. to Vietnam?

Yes. Cheapflights offers flight deals from Washington, D.C. 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.

$1,008+ Flights from Washington, D.C. to Vietnam

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Washington, D.C. to Vietnam with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Washington, D.C. to Vietnam

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$954 (Kiwi.com)
One-way from	$455 (Kiwi.com)
Popular in	December
Cheapest in	April
Average price	$1,182

Provider with most accurate pricing for Washington, D.C. (WAS)-Ho Chi Minh City flight deals.

Search Deals

Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Ho Chi Minh City flights.

Search Deals

From Washington, D.C. (WAS) to Vietnam

Search Deals

One-way flight from Washington, D.C. (WAS) to Vietnam

Search Deals

Highest demand for flights based on searches. 9% potential increase in price ($143 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease ($63 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in March 2025

Search Deals

Find flight deals from Washington, D.C. to Vietnam

Cheapest flights from Washington, D.C. to Vietnam
Explore the most affordable flight options available from Washington, D.C. to Vietnam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 31, 2025.

Mon 12/89:25 pmIAD - SGN

1 stop21h 40mTurkish Airlines

Tue 3/310:15 pmSGN - IAD

1 stop33h 15mTurkish Airlines

Deal found 3/31

$952

Tue 4/2911:00 amIAD - HAN

1 stop31h 20mMultiple Airlines

Tue 5/69:00 amHAN - IAD

2 stops42h 00mMultiple Airlines

Deal found 3/30

$954

Tue 4/227:13 pmIAD - SGN

2 stops27h 27mMultiple Airlines

Mon 9/82:05 amSGN - IAD

2 stops40h 27mMultiple Airlines

Deal found 3/30

$962

Sun 4/207:31 amIAD - SGN

2 stops40h 24mSingapore Airlines

Fri 5/93:55 pmSGN - IAD

2 stops35h 05mSingapore Airlines

Deal found 3/31

$984

Thu 5/87:05 pmBWI - SGN

2 stops27h 35mMultiple Airlines

Sat 5/315:30 pmSGN - BWI

2 stops23h 59mMultiple Airlines

Deal found 3/30

$985

Wed 5/141:30 pmIAD - HAN

1 stop38h 55mTurkish Airlines

Wed 5/2111:05 pmHAN - IAD

1 stop23h 40mTurkish Airlines

Deal found 3/30

$985

Tue 9/97:17 pmBWI - DAD

2 stops26h 33mMultiple Airlines

Tue 9/235:35 pmDAD - BWI

2 stops23h 56mMultiple Airlines

Deal found 3/30

$1,020

Wed 4/306:35 pmDCA - SGN

2 stops28h 05mMultiple Airlines

Tue 5/65:30 pmSGN - DCA

2 stops34h 08mMultiple Airlines

Deal found 3/30

$1,040

Thu 5/87:05 pmBWI - HAN

2 stops34h 45mMultiple Airlines

Sun 5/185:50 pmHAN - BWI

2 stops23h 39mMultiple Airlines

Deal found 3/31

$1,069

Mon 8/117:59 pmIAD - DAD

2 stops25h 51mMultiple Airlines

Mon 9/155:35 pmDAD - IAD

2 stops33h 24mMultiple Airlines

Deal found 3/30

$1,084

Tue 9/911:00 amIAD - SGN

1 stop21h 55mAir India

Tue 10/78:55 pmSGN - IAD

1 stop21h 45mAir India

Deal found 3/31

$1,086

Wed 9/179:40 amDCA - SGN

2 stops27h 35mAir Canada

Wed 10/157:00 amSGN - DCA

2 stops25h 06mAir Canada

Deal found 3/30

$1,089

Best flights from Washington, D.C. to Vietnam
Discover carefully curated flight deals from Washington, D.C. to Vietnam that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 31, 2025.

Tue 4/2911:00 amIAD - HAN

1 stop31h 20mMultiple Airlines

Tue 5/69:00 amHAN - IAD

2 stops42h 00mMultiple Airlines

Deal found 3/30

$954

Mon 8/189:40 pmIAD - SGN

1 stop31h 30mTurkish Airlines

Fri 9/510:05 pmSGN - IAD

1 stop32h 40mTurkish Airlines

Deal found 3/30

$961

Sun 4/207:31 amIAD - SGN

2 stops40h 24mSingapore Airlines

Fri 5/93:55 pmSGN - IAD

2 stops35h 05mSingapore Airlines

Deal found 3/31

$984

Wed 4/3011:00 amIAD - SGN

1 stop21h 55mAir India

Tue 5/68:55 pmSGN - IAD

1 stop21h 45mAir India

Deal found 3/30

$1,091

Mon 9/159:55 amIAD - SGN

2 stops27h 20mAir Canada

Wed 10/157:00 amSGN - IAD

2 stops25h 01mAir Canada

Deal found 3/30

$1,099

Mon 4/1411:40 amDCA - SGN

2 stops42h 40mCathay Pacific

Mon 5/196:20 pmSGN - DCA

2 stops37h 39mCathay Pacific

Deal found 3/29

$1,187

Tue 4/1511:00 pmIAD - HAN

2 stops30h 40mAir China

Wed 5/712:20 pmHAN - IAD

2 stops66h 10mAir China

Deal found 3/29

$1,202

Mon 4/149:00 pmIAD - HAN

1 stop29h 55mQatar Airways

Wed 5/78:45 amHAN - IAD

1 stop34h 55mQatar Airways

Deal found 3/30

$1,307

Sat 5/310:05 pmIAD - HAN

2 stops27h 25mEtihad Airways

Mon 6/21:20 pmHAN - IAD

2 stops61h 50mEtihad Airways

Deal found 3/30

$1,334

Sun 4/276:30 amBWI - SGN

2 stops28h 30mEVA Air

Sat 5/173:45 pmSGN - BWI

2 stops25h 44mEVA Air

Deal found 3/30

$1,362

Mon 4/2810:55 amIAD - HAN

1 stop39h 20mEmirates

Tue 5/271:15 amHAN - IAD

1 stop42h 25mEmirates

Deal found 3/30

$1,402

Fri 4/46:15 amBWI - SGN

2 stops28h 40mUnited Airlines

Sun 4/611:15 pmSGN - BWI

2 stops50h 03mUnited Airlines

Deal found 3/31

$1,454

Last-minute flights from Washington, D.C. to Vietnam
Discover last-minute flight deals from Washington, D.C. to Vietnam. Data last updated March 31, 2025 and is based on user searches.

Thu 4/311:59 amDCA - HAN

2 stops40h 36mCathay Pacific

Sun 4/137:05 pmHAN - DCA

2 stops38h 10mCathay Pacific

Deal found 3/30

$1,240

Sat 4/59:00 pmIAD - SGN

2 stops55h 40mMalaysia Airlines

Wed 5/1411:00 amSGN - IAD

2 stops32h 40mMalaysia Airlines

Deal found 3/30

$1,383

Mon 4/79:00 pmIAD - HAN

2 stops52h 10mMalaysia Airlines

Wed 4/301:00 pmHAN - IAD

2 stops37h 40mMalaysia Airlines

Deal found 3/30

$1,404

Mon 4/71:30 pmIAD - HAN

1 stop38h 55mTurkish Airlines

Tue 5/611:05 pmHAN - IAD

1 stop23h 40mTurkish Airlines

Deal found 3/30

$1,408

Tue 4/811:00 pmIAD - SGN

1 stop38h 40mMultiple Airlines

Thu 5/156:30 pmSGN - IAD

2 stops36h 00mMultiple Airlines

Deal found 3/30

$952

Tue 4/811:00 amIAD - HAN

1 stop31h 20mMultiple Airlines

Tue 5/69:00 amHAN - IAD

2 stops42h 00mMultiple Airlines

Deal found 3/30

$992

Tue 4/811:00 amIAD - SGN

1 stop21h 55mAir India

Thu 5/88:55 pmSGN - IAD

1 stop21h 45mAir India

Deal found 3/31

$1,091

Tue 4/86:00 amDCA - SGN

2 stops31h 15mMultiple Airlines

Wed 5/712:25 amSGN - DCA

2 stops32h 28mMultiple Airlines

Deal found 3/30

$1,239

Tue 4/811:54 amDCA - SGN

2 stops35h 11mCathay Pacific

Thu 5/86:20 pmSGN - DCA

2 stops38h 55mCathay Pacific

Deal found 3/30

$1,275

Tue 4/85:55 pmDCA - HAN

2 stops29h 40mMultiple Airlines

Wed 4/3011:35 amHAN - DCA

2 stops44h 23mMultiple Airlines

Deal found 3/31

$1,302

Tue 4/811:00 pmIAD - HAN

2 stops54h 20mAir China

Thu 5/812:20 pmHAN - IAD

2 stops42h 10mAir China

Deal found 3/29

$1,317

Tue 4/810:05 pmIAD - HAN

2 stops27h 25mEtihad Airways

Tue 5/61:20 pmHAN - IAD

2 stops61h 50mEtihad Airways

Deal found 3/30

$1,334

One-way flights from Washington, D.C. to Vietnam
Search for one-way flight options from Washington, D.C. to Vietnam. Find affordable one-way fares based on user searches. Data last updated March 31, 2025.

Fri 4/411:00 amIAD - SGN

2 stops33h 40mMultiple Airlines

Deal found 3/30

$455

Wed 5/71:30 pmIAD - SGN

1 stop39h 40mTurkish Airlines

Deal found 3/30

$481

Fri 4/411:00 amIAD - SGN

1 stop21h 55mAir India

Deal found 3/30

$487

Fri 9/511:00 amIAD - HAN

1 stop31h 40mMultiple Airlines

Deal found 3/30

$490

Sat 4/1911:00 pmIAD - HAN

1 stop25h 55mAir China

Deal found 3/30

$491

Tue 4/156:00 pmDCA - SGN

2 stops48h 15mMultiple Airlines

Deal found 3/30

$512

Mon 5/57:05 pmBWI - SGN

2 stops34h 15mMultiple Airlines

Deal found 3/31

$529

Wed 5/75:38 pmIAD - SGN

2 stops29h 27mCathay Pacific

Deal found 3/30

$552

Sat 5/106:00 pmDCA - HAN

3 stops56h 05mMultiple Airlines

Deal found 3/30

$577

Sat 4/196:05 pmIAD - SGN

2 stops41h 40mAsiana Airlines

Deal found 3/30

$589

Sat 5/108:44 pmBWI - HAN

2 stops36h 21mMultiple Airlines

Deal found 3/30

$601

Thu 4/311:59 amDCA - SGN

2 stops35h 06mCathay Pacific

Deal found 3/30

$604

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Hanoi

IAD - HAN

IADHAN

Washington, D.C. Dulles Intl

Tue 4/29

11:00 am-5:20 am

1 stop31h 20m

Hanoi Noibai

Tue 5/6

9:00 am-4:00 pm

2 stops42h 00m

$954

Washington, D.C.Ho Chi Minh City

IAD - SGN

IADSGN

Washington, D.C. Dulles Intl

Mon 8/18

9:40 pm-4:10 pm

1 stop31h 30m

Ho Chi Minh City

Fri 9/5

10:05 pm-7:45 pm

1 stop32h 40m

$961

Washington, D.C.Ho Chi Minh City

IAD - SGN

IADSGN

Washington, D.C. Dulles Intl

Tue 4/22

7:13 pm-9:40 am

2 stops27h 27m

Ho Chi Minh City

Mon 9/8

2:05 am-7:32 am

2 stops40h 27m

$962

Washington, D.C.Ho Chi Minh City

IAD - SGN

IADSGN

Washington, D.C. Dulles Intl

Sun 4/20

7:31 am-10:55 am

2 stops40h 24m

Ho Chi Minh City

Fri 5/9

3:55 pm-4:00 pm

2 stops35h 05m

$984

Washington, D.C.Hanoi

IAD - HAN

IADHAN

Washington, D.C. Dulles Intl

Wed 5/14

1:30 pm-3:25 pm

1 stop38h 55m

Hanoi Noibai

Wed 5/21

11:05 pm-11:45 am

1 stop23h 40m

$985

BaltimoreHo Chi Minh City

BWI - SGN

BWISGN

Baltimore/Washington

Thu 5/8

7:05 pm-9:40 am

2 stops27h 35m

Ho Chi Minh City

Sat 5/31

5:30 pm-6:29 am

2 stops23h 59m

$985

Washington, D.C.Ho Chi Minh City

DCA - SGN

DCASGN

Washington, D.C. Reagan-National

Wed 4/30

6:35 pm-9:40 am

2 stops28h 05m

Ho Chi Minh City

Tue 5/6

5:30 pm-4:38 pm

2 stops34h 08m

$1,040

BaltimoreHanoi

BWI - HAN

BWIHAN

Baltimore/Washington

Thu 5/8

7:05 pm-4:50 pm

2 stops34h 45m

Hanoi Noibai

Sun 5/18

5:50 pm-6:29 am

2 stops23h 39m

$1,069

Washington, D.C.Ho Chi Minh City

IAD - SGN

IADSGN

Washington, D.C. Dulles Intl

Tue 9/9

11:00 am-7:55 pm

1 stop21h 55m

Ho Chi Minh City

Tue 10/14

8:55 pm-7:40 am

1 stop21h 45m

$1,086

Washington, D.C.Ho Chi Minh City

IAD - SGN

IADSGN

Washington, D.C. Dulles Intl

Sun 9/7

5:37 pm-12:15 am

2 stops43h 38m

Ho Chi Minh City

Tue 10/7

7:00 am-9:01 pm

2 stops25h 01m

$1,099

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/31

Showing 1-10 of 60 results

...

Best time to book a flight from Washington, D.C. to Vietnam

Have a flexible travel schedule? Discover the best time to fly to Vietnam from Washington, D.C. 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. to Vietnam

What is the cheapest month to book a flight from Washington, D.C. to Vietnam?

Currently, March is the cheapest month in which you can book a flight from Washington, D.C. to Vietnam (average of $935). Flying from Washington, D.C. 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 WAS to VN?

When flying from Washington, D.C. 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

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

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 a feel of what it's like to fly with EVA Air, Korean Air and Japan Airlines from Washington, D.C. to Vietnam by reading reviews from past customers. 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

1,170 reviews

Reviews

1 / 20

6.0

Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

EVA Air

8.4

Very good

1,170 reviews

EVA Air

8.4

Very good

1,170 reviews

Reviews

1 / 20

6.0

Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

Korean Air

8.4

Very good

1,051 reviews

EVA Air

8.4

Very good

1,170 reviews

Reviews

1 / 20

6.0

Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

Japan Airlines

8.3

Very good

1,440 reviews

EVA Air

8.4

Very good

1,170 reviews

Reviews

1 / 20

6.0

Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

ANA

8.3

Very good

831 reviews

EVA Air

8.4

Very good

1,170 reviews

Reviews

1 / 20

6.0

Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

Asiana Airlines

8.2

Very good

440 reviews

EVA Air

8.4

Very good

1,170 reviews

Reviews

1 / 20

6.0

Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

Related info for your journey

What are the cheapest airlines to fly from Washington, D.C. to Vietnam one-way?
One-way options have recently been found by users for as low as $481 on Turkish Airlines. Other airlines that offer cheap prices include Air India from $487 and Air China from $491 one-way.
What are the most popular routes from Washington, D.C. to Vietnam?
While some choose either Baltimore/Washington - Ho Chi Minh City or Washington, D.C. Reagan-National - Ho Chi Minh City, Washington, D.C. Dulles Intl - Ho Chi Minh City is the most popular route from Washington, D.C. to Vietnam.
Can I find deals for flights from Washington, D.C. to Vietnam that include hotel bookings?
Yes. In addition to deals on Washington, D.C. to Vietnam flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Washington, D.C. to Vietnam?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Vietnam.
Can I find deals for business class flights from Washington, D.C. to Vietnam?
Yes. Cheapflights offers flight deals from Washington, D.C. 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. to Vietnam?
Currently, March is the cheapest month in which you can book a flight from Washington, D.C. to Vietnam (average of $935). Flying from Washington, D.C. 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Washington, D.C. to Vietnam

Dulles Intl to Haneda flights

Dulles Intl to Narita flights

Reagan-National to Narita flights

Reagan-National to Haneda flights

Dulles Intl to Incheon Intl flights

Dulles Intl to Suvarnabhumi flights

Reagan-National to Suvarnabhumi flights

Dulles Intl to Hyderabad flights

Dulles Intl to Taiwan Taoyuan Intl flights

Dulles Intl to Ho Chi Minh City flights

Dulles Intl to Manila flights

Reagan-National to Incheon Intl flights

Dulles Intl to New Delhi flights

Dulles Intl to Bangalore flights

Reagan-National to Hyderabad flights

Dulles Intl to Gimpo Intl flights

Reagan-National to Bangalore flights

Dulles Intl to Denpasar flights

Reagan-National to New Delhi flights

Dulles Intl to Hongqiao Intl flights

Reagan-National to Taiwan Taoyuan Intl flights

Dulles Intl to Mumbai flights

Reagan-National to Manila flights

Dulles Intl to Capital flights

Reagan-National to Gimpo Intl flights

Dulles Intl to Sung Shan flights

Dulles Intl to Lahore flights

Reagan-National to Denpasar flights

Dulles Intl to Islamabad flights

Dulles Intl to Chennai flights

Reagan-National to Ho Chi Minh City flights

Reagan-National to Mumbai flights

Dulles Intl to Pu Dong flights

Reagan-National to Capital flights

Dulles Intl to Kathmandu flights

Reagan-National to Hongqiao Intl flights

Reagan-National to Chennai flights

Dulles Intl to Singapore flights

Reagan-National to Singapore flights

Dulles Intl to Hong Kong flights

Dulles Intl to Cochin flights

Dulles Intl to Kansai Intl flights

Dulles Intl to Dhaka flights

Dulles Intl to Ahmedabad flights

Reagan-National to Dhaka flights

Reagan-National to Kathmandu flights

Reagan-National to Pu Dong flights

Dulles Intl to Cebu City flights

Dulles Intl to Karachi flights

Washington, D.C. to Vietnam flights

Baltimore to Ho Chi Minh City flights

Dulles Intl to Hanoi flights

Reagan-National to Hanoi flights

Baltimore to Hanoi flights

Reagan-National to Da Nang flights

Dulles Intl to Da Nang flights

Baltimore to Da Nang flights

Dulles Intl to Nha Trang flights

Baltimore to Phu Quoc flights

Dulles Intl to Hue flights

Dulles Intl to Phu Quoc flights

Dulles Intl to Can Tho flights

Top 10 airlines flying from Washington, D.C. to Vietnam

Airline	Cheapest	Average	Flexibility	On-time
Air India	Cheapest$778	Average$947	FlexibilityNo cancel fee	On-timeN/A
Turkish Airlines	Cheapest$861	Average$1,088	FlexibilityNo cancel fee	On-time77%
Cathay Pacific	Cheapest$950	Average$1,251	FlexibilityNo cancel fee	On-time72%
ANA	Cheapest$958	Average$1,487	FlexibilityNo cancel fee	On-time80%
Japan Airlines	Cheapest$994	Average$1,620	FlexibilityNo cancel fee	On-time79%
United Airlines	Cheapest$1,002	Average$1,481	FlexibilityNo cancel fee	On-time69%
Delta	Cheapest$1,008	Average$1,385	FlexibilityNo cancel fee	On-timeN/A
British Airways	Cheapest$1,015	Average$1,750	FlexibilityNo cancel fee	On-time70%
American Airlines	Cheapest$1,017	Average$1,146	FlexibilityNo cancel fee	On-time71%
Korean Air	Cheapest$1,018	Average$1,759	FlexibilityNo cancel fee	On-time81%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

$455+ Cheap flights from Washington, D.C. (WAS) 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 4/4. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Washington, D.C. to Vietnam with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Washington, D.C. to Vietnam

Keep the following information in mind while searching for Washington, D.C. to Vietnam flight deals. Data was last updated March 31, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Washington, D.C. to Vietnam

Cheapest flights from Washington, D.C. to VietnamExplore the most affordable flight options available from Washington, D.C. to Vietnam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 31, 2025.

Explore the most affordable flight options available from Washington, D.C. to Vietnam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 31, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Washington, D.C. to Vietnam

Have a flexible travel schedule? Discover the best time to fly to Vietnam from Washington, D.C. with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. to Vietnam

What is the cheapest month to book a flight from Washington, D.C. to Vietnam?

What is the cheapest time of day to fly from WAS to VN?

Find hourly flight availability from Washington, D.C. 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 March 31, 2025.

Rainfall in Vietnam by month

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

Temperature in Vietnam by month

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

Reviews of airlines servicing Vietnam

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. 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. to Vietnam one-way?

What are the most popular routes from Washington, D.C. to Vietnam?

Can I find deals for flights from Washington, D.C. to Vietnam that include hotel bookings?

How can I find direct flights from Washington, D.C. to Vietnam?

Can I find deals for business class flights from Washington, D.C. to Vietnam?

What is the cheapest month to book a flight from Washington, D.C. to Vietnam?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Washington, D.C. to Vietnam

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from Washington, D.C. to Vietnam

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Washington, D.C. to Vietnam
Explore the most affordable flight options available from Washington, D.C. to Vietnam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 31, 2025.