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

$485 is the cheapest one-way deal found within the past few days, from Korean Air. You may also be able to find cheap deals on ANA and China Airlines, with prices starting from $493 and $506, respectively.

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.

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).

What are the most popular routes from Washington, D.C. Reagan-National Airport to Vietnam?

When deciding which route to take from Washington, D.C. Reagan-National Airport to Vietnam consider Washington, D.C. Reagan-National - Ho Chi Minh City, Washington, D.C. Reagan-National - Hanoi Noibai or Washington, D.C. Reagan-National - Da Nang as they are the most popular.

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

Before booking your flight from Washington, D.C. Reagan-National Airport to Vietnam check out the most popular airlines for this route: United Airlines, Delta or Cathay Pacific.

Can I find deals for flights from Reagan-National to Vietnam that include hotel bookings?

Yes. In addition to deals on Reagan-National to Vietnam flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Reagan-National to Vietnam?

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

Can I find deals for business class flights from Reagan-National to Vietnam?

Yes. Cheapflights offers flight deals from Reagan-National 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.

$483+ Flights from Washington, D.C. Reagan-National Airport to Vietnam

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Find flight deals from Reagan-National to Vietnam

Cheapest flights from Reagan-National to Vietnam
Explore the most affordable flight options available from Reagan-National to Vietnam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 26, 2025.

Wed 11/269:45 amDCA - SGN

2 stops36h 50mCathay Pacific

Wed 12/177:15 amSGN - DCA

2 stops24h 45mCathay Pacific

Deal found 11/24

$972

Tue 11/257:00 amDCA - SGN

2 stops29h 15mUnited Airlines

Mon 12/811:05 pmSGN - DCA

2 stops24h 53mUnited Airlines

Deal found 11/24

$973

Tue 11/259:59 amDCA - SGN

2 stops42h 51mChina Airlines

Fri 12/125:50 pmSGN - DCA

2 stops38h 10mChina Airlines

Deal found 11/24

$974

Wed 11/266:00 amDCA - SGN

2 stops30h 15mUnited Airlines

Tue 12/97:30 amSGN - DCA

2 stops23h 37mUnited Airlines

Deal found 11/24

$976

Wed 11/267:59 pmDCA - SGN

3 stops38h 56mUnited Airlines

Wed 12/107:30 amSGN - DCA

2 stops27h 12mUnited Airlines

Deal found 11/24

$977

Mon 12/15:59 pmDCA - SGN

2 stops40h 56mUnited Airlines

Sun 12/711:05 pmSGN - DCA

2 stops34h 50mUnited Airlines

Deal found 11/24

$978

Mon 12/15:59 pmDCA - SGN

2 stops40h 56mUnited Airlines

Thu 12/117:30 amSGN - DCA

2 stops23h 37mUnited Airlines

Deal found 11/24

$981

Mon 11/247:59 pmDCA - SGN

3 stops38h 56mUnited Airlines

Mon 12/111:05 pmSGN - DCA

2 stops32h 30mUnited Airlines

Deal found 11/23

$985

Tue 11/257:00 amDCA - SGN

2 stops29h 15mUnited Airlines

Wed 12/106:00 amSGN - DCA

2 stops22h 49mUnited Airlines

Deal found 11/24

$992

Wed 11/269:59 amDCA - SGN

2 stops42h 51mChina Airlines

Wed 12/105:50 pmSGN - DCA

2 stops38h 10mChina Airlines

Deal found 11/25

$1,009

Wed 11/266:46 pmDCA - SGN

2 stops39h 14mEVA Air

Wed 12/33:45 pmSGN - DCA

2 stops40h 15mEVA Air

Deal found 11/25

$1,014

Thu 11/2712:00 pmDCA - HAN

2 stops47h 05mANA

Wed 12/312:25 amHAN - DCA

2 stops30h 42mANA

Deal found 11/26

$1,323

Best flights from Reagan-National to Vietnam
Discover carefully curated flight deals from Reagan-National to Vietnam that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 26, 2025.

Wed 1/216:59 amDCA - SGN

2 stops28h 21mKorean Air

Tue 1/2711:50 pmSGN - DCA

2 stops26h 03mKorean Air

Deal found 11/23

$970

Tue 1/67:00 amDCA - SGN

2 stops27h 55mUnited Airlines

Wed 1/2811:05 pmSGN - DCA

2 stops32h 08mUnited Airlines

Deal found 11/25

$978

Mon 2/95:01 pmDCA - SGN

2 stops35h 49mMultiple Airlines

Mon 4/205:30 pmSGN - DCA

2 stops39h 26mMultiple Airlines

Deal found 11/24

$983

Thu 3/56:00 amDCA - HAN

2 stops41h 10mDelta

Sun 3/811:05 pmHAN - DCA

2 stops45h 05mDelta

Deal found 11/23

$1,125

Fri 3/69:35 amDCA - HAN

2 stops36h 30mCathay Pacific

Fri 3/1311:05 amHAN - DCA

2 stops42h 54mCathay Pacific

Deal found 11/23

$1,131

Wed 2/49:59 amDCA - DAD

2 stops41h 41mSingapore Airlines

Wed 3/1111:50 amDAD - DCA

2 stops45h 09mSingapore Airlines

Deal found 11/24

$1,370

Mon 1/196:59 amDCA - SGN

2 stops27h 26mKorean Air

Mon 1/2611:50 pmSGN - DCA

2 stops26h 03mKorean Air

Deal found 11/23

$970

Thu 1/157:00 amDCA - SGN

2 stops27h 55mUnited Airlines

Wed 2/187:30 amSGN - DCA

2 stops26h 09mUnited Airlines

Deal found 11/25

$981

Tue 1/206:59 amDCA - SGN

2 stops27h 26mKorean Air

Wed 1/2811:50 pmSGN - DCA

2 stops26h 03mKorean Air

Deal found 11/23

$970

Mon 2/237:59 pmDCA - SGN

3 stops38h 56mUnited Airlines

Tue 3/317:00 amSGN - DCA

3 stops27h 59mUnited Airlines

Deal found 11/24

$985

Sat 2/76:42 pmDCA - HAN

2 stops32h 58mCathay Pacific

Mon 2/237:30 pmHAN - DCA

2 stops35h 29mCathay Pacific

Deal found 11/25

$1,161

Wed 1/216:59 amDCA - SGN

2 stops28h 21mKorean Air

Wed 1/2811:50 pmSGN - DCA

2 stops26h 03mKorean Air

Deal found 11/23

$970

Tue 2/177:00 amDCA - SGN

2 stops26h 50mUnited Airlines

Tue 3/176:00 amSGN - DCA

3 stops28h 59mUnited Airlines

Deal found 11/24

$986

Wed 3/188:36 amDCA - DAD

2 stops25h 54mDelta

Fri 4/1010:55 pmDAD - DCA

2 stops29h 05mDelta

Deal found 11/24

$1,255

Sun 3/86:59 pmDCA - DAD

2 stops29h 41mMultiple Airlines

Sun 3/2912:55 pmDAD - DCA

2 stops42h 46mMultiple Airlines

Deal found 11/24

$1,264

Thu 2/59:35 amDCA - HAN

2 stops36h 30mCathay Pacific

Sat 2/2111:05 amHAN - DCA

2 stops43h 54mCathay Pacific

Deal found 11/25

$1,161

Thu 1/156:59 amDCA - SGN

2 stops27h 26mKorean Air

Sun 1/2511:50 pmSGN - DCA

2 stops26h 03mKorean Air

Deal found 11/23

$970

Thu 2/196:00 amDCA - SGN

2 stops30h 15mUnited Airlines

Thu 3/126:00 amSGN - DCA

3 stops28h 59mUnited Airlines

Deal found 11/25

$989

Thu 1/228:35 pmDCA - CXR

2 stops37h 00mDelta

Mon 1/2611:05 pmCXR - DCA

2 stops55h 24mDelta

Deal found 11/23

$1,262

Wed 2/49:35 amDCA - HAN

2 stops36h 30mCathay Pacific

Fri 2/2011:05 amHAN - DCA

2 stops43h 55mCathay Pacific

Deal found 11/25

$1,161

Sat 3/79:59 amDCA - DAD

2 stops41h 41mSingapore Airlines

Tue 3/3111:55 amDAD - DCA

2 stops43h 46mSingapore Airlines

Deal found 11/24

$1,431

Sat 3/76:59 pmDCA - DAD

2 stops49h 21mMultiple Airlines

Tue 3/318:40 pmDAD - DCA

2 stops55h 49mMultiple Airlines

Deal found 11/24

$1,330

Sat 2/76:42 pmDCA - HAN

2 stops32h 58mCathay Pacific

Wed 2/1811:05 amHAN - DCA

2 stops43h 54mCathay Pacific

Deal found 11/25

$1,161

Sun 3/19:59 amDCA - DAD

2 stops37h 01mSingapore Airlines

Thu 3/1211:50 amDAD - DCA

2 stops43h 15mSingapore Airlines

Deal found 11/24

$1,434

Sun 3/2910:00 amDCA - HAN

2 stops24h 35mKorean Air

Thu 4/211:10 pmHAN - DCA

2 stops28h 14mKorean Air

Deal found 11/24

$1,113

Sat 2/76:42 pmDCA - HAN

2 stops32h 58mCathay Pacific

Tue 2/1711:05 amHAN - DCA

2 stops23h 55mCathay Pacific

Deal found 11/25

$1,161

Sun 1/255:10 pmDCA - DAD

2 stops57h 05mDelta

Thu 1/293:45 pmDAD - DCA

2 stops34h 08mDelta

Deal found 11/25

$1,416

Tue 2/246:59 pmDCA - CXR

2 stops49h 06mMultiple Airlines

Tue 3/319:25 pmCXR - DCA

2 stops55h 04mMultiple Airlines

Deal found 11/25

$1,489

Sat 3/287:00 amDCA - HAN

2 stops27h 35mKorean Air

Fri 4/311:10 pmHAN - DCA

2 stops32h 30mKorean Air

Deal found 11/24

$1,154

Tue 2/39:35 amDCA - HAN

2 stops36h 30mCathay Pacific

Fri 2/2011:05 amHAN - DCA

2 stops43h 55mCathay Pacific

Deal found 11/25

$1,161

Last-minute flights from Reagan-National to Vietnam
Discover last-minute flight deals from Reagan-National to Vietnam. Data last updated November 26, 2025 and is based on user searches.

Wed 11/269:45 amDCA - SGN

2 stops36h 50mCathay Pacific

Wed 12/177:15 amSGN - DCA

2 stops24h 45mCathay Pacific

Deal found 11/24

$972

Wed 11/267:00 amDCA - SGN

2 stops29h 15mUnited Airlines

Sun 12/711:05 pmSGN - DCA

2 stops24h 53mUnited Airlines

Deal found 11/25

$973

Wed 11/266:00 amDCA - SGN

2 stops30h 15mUnited Airlines

Tue 12/97:30 amSGN - DCA

2 stops23h 37mUnited Airlines

Deal found 11/24

$976

Wed 11/267:59 pmDCA - SGN

3 stops38h 56mUnited Airlines

Wed 12/107:30 amSGN - DCA

2 stops27h 12mUnited Airlines

Deal found 11/24

$977

Wed 11/269:59 amDCA - SGN

2 stops42h 51mChina Airlines

Wed 12/105:50 pmSGN - DCA

2 stops38h 10mChina Airlines

Deal found 11/25

$1,009

Wed 11/266:46 pmDCA - SGN

2 stops39h 14mEVA Air

Wed 12/33:45 pmSGN - DCA

2 stops40h 15mEVA Air

Deal found 11/25

$1,014

Thu 11/2712:00 pmDCA - HAN

2 stops47h 05mANA

Wed 12/312:25 amHAN - DCA

2 stops30h 42mANA

Deal found 11/26

$1,323

Fri 11/287:59 pmDCA - SGN

3 stops38h 56mUnited Airlines

Wed 12/107:30 amSGN - DCA

2 stops27h 12mUnited Airlines

Deal found 11/24

$1,017

Mon 12/17:00 amDCA - SGN

2 stops27h 55mUnited Airlines

Sun 12/711:05 pmSGN - DCA

2 stops25h 54mUnited Airlines

Deal found 11/25

$978

Mon 12/15:59 pmDCA - SGN

2 stops40h 56mUnited Airlines

Thu 12/117:30 amSGN - DCA

2 stops23h 37mUnited Airlines

Deal found 11/24

$981

Wed 12/36:10 amDCA - SGN

2 stops35h 45mJapan Airlines

Thu 1/157:50 amSGN - DCA

2 stops24h 54mJapan Airlines

Deal found 11/24

$1,024

Fri 12/59:59 amDCA - HAN

2 stops42h 31mChina Airlines

Tue 1/2011:35 amHAN - DCA

2 stops44h 25mChina Airlines

Deal found 11/25

$1,346

One-way flights from Reagan-National to Vietnam
Search for one-way flight options from Reagan-National to Vietnam. Find affordable one-way fares based on user searches. Data last updated November 26, 2025.

Mon 3/237:35 pmDCA - HAN

2 stops39h 10mDelta

Deal found 11/23

$483

Wed 3/258:36 amDCA - HAN

2 stops26h 09mKorean Air

Deal found 11/23

$485

Sun 3/228:36 amDCA - HAN

2 stops39h 34mKorean Air

Deal found 11/23

$491

Sun 2/17:30 amDCA - HAN

2 stops27h 35mANA

Deal found 11/25

$493

Mon 1/265:01 pmDCA - SGN

2 stops35h 49mMultiple Airlines

Deal found 11/26

$495

Mon 1/197:45 pmDCA - SGN

2 stops26h 50mCathay Pacific

Deal found 11/26

$497

Mon 2/95:01 pmDCA - SGN

2 stops35h 49mChina Airlines

Deal found 11/26

$506

Tue 2/109:59 amDCA - SGN

2 stops36h 36mMultiple Airlines

Deal found 11/24

$508

Sat 2/145:00 pmDCA - SGN

2 stops41h 50mMultiple Airlines

Deal found 11/24

$510

Mon 2/168:59 pmDCA - SGN

2 stops33h 36mCathay Pacific

Deal found 11/24

$511

Wed 2/49:59 amDCA - SGN

2 stops36h 01mMultiple Airlines

Deal found 11/24

$512

Sat 3/214:35 pmDCA - HAN

2 stops31h 35mDelta

Deal found 11/23

$514

Cheap flight deals from Reagan-National to Vietnam

Most accurate provider	Justfly.com 3 stars
Most trusted provider	Justfly.com 3 stars
Round-trip from	$930 (oojo)
One-way from	$483 (Delta)
Popular in	June
Cheapest in	September
Average price	$1,012

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. Reagan-National to Vietnam

Search Deals

One-way flight from Washington, D.C. Reagan-National to Vietnam

Search Deals

Highest demand for flights based on searches. 18% potential increase in price ($276 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($37 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in November 2025

Search Deals

Cheapflights 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

Washington, D.C.Ho Chi Minh City

DCA - SGN

DCASGN

Washington, D.C. Reagan-National

Wed 1/21

6:59 am-11:20 pm

2 stops28h 21m

Ho Chi Minh City

Tue 1/27

11:50 pm-1:53 pm

2 stops26h 03m

$970

Washington, D.C.Ho Chi Minh City

DCA - SGN

DCASGN

Washington, D.C. Reagan-National

Mon 1/19

6:59 am-10:25 pm

2 stops27h 26m

Ho Chi Minh City

Mon 1/26

11:50 pm-1:53 pm

2 stops26h 03m

$970

Washington, D.C.Ho Chi Minh City

DCA - SGN

DCASGN

Washington, D.C. Reagan-National

Tue 1/20

6:59 am-10:25 pm

2 stops27h 26m

Ho Chi Minh City

Wed 1/28

11:50 pm-1:53 pm

2 stops26h 03m

$970

Washington, D.C.Ho Chi Minh City

DCA - SGN

DCASGN

Washington, D.C. Reagan-National

Wed 1/21

6:59 am-11:20 pm

2 stops28h 21m

Ho Chi Minh City

Wed 1/28

11:50 pm-1:53 pm

2 stops26h 03m

$970

Washington, D.C.Ho Chi Minh City

DCA - SGN

DCASGN

Washington, D.C. Reagan-National

Thu 1/15

6:59 am-10:25 pm

2 stops27h 26m

Ho Chi Minh City

Sun 1/25

11:50 pm-1:53 pm

2 stops26h 03m

$970

Washington, D.C.Ho Chi Minh City

DCA - SGN

DCASGN

Washington, D.C. Reagan-National

Tue 1/6

7:00 am-10:55 pm

2 stops27h 55m

Ho Chi Minh City

Wed 1/28

11:05 pm-7:13 pm

2 stops32h 08m

$978

Washington, D.C.Ho Chi Minh City

DCA - SGN

DCASGN

Washington, D.C. Reagan-National

Thu 1/15

7:00 am-10:55 pm

2 stops27h 55m

Ho Chi Minh City

Wed 2/18

7:30 am-9:39 pm

2 stops26h 09m

$981

Washington, D.C.Ho Chi Minh City

DCA - SGN

DCASGN

Washington, D.C. Reagan-National

Mon 2/9

5:01 pm-4:50 pm

2 stops35h 49m

Ho Chi Minh City

Mon 4/20

5:30 pm-9:56 pm

2 stops39h 26m

$983

Washington, D.C.Ho Chi Minh City

DCA - SGN

DCASGN

Washington, D.C. Reagan-National

Mon 2/23

7:59 pm-10:55 pm

3 stops38h 56m

Ho Chi Minh City

Tue 3/31

7:00 am-11:59 pm

3 stops27h 59m

$985

Washington, D.C.Ho Chi Minh City

DCA - SGN

DCASGN

Washington, D.C. Reagan-National

Tue 2/17

7:00 am-9:50 pm

2 stops26h 50m

Ho Chi Minh City

Tue 3/17

6:00 am-11:59 pm

3 stops28h 59m

$986

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/24

Showing 1-10 of 60 results

...

Best time to book a flight from Reagan-National to Vietnam

Have a flexible travel schedule? Discover the best time to fly to Vietnam from Reagan-National 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. Reagan-National Airport to Vietnam

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

Currently, July is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Vietnam (average of $574). Flying from Washington, D.C. Reagan-National Airport to Vietnam in May is currently the most expensive (average of $1,252). 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 DCA to VN?

When flying from Washington, D.C. Reagan-National Airport to Vietnam, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 33% versus a flight at noon.

Reviews of airlines servicing Vietnam

Get a feel of what it's like to fly with ANA, Japan Airlines, and Delta from Washington, D.C. Reagan-National Airport to Vietnam by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

ANA

8.4

Very good

1,010 reviews

Reviews

1 / 20

10.0

Excellent

Julie,Sep 2025

CGK - HND

Flight attendants are nice, friendly and helpful. Highly recommend to flight with this airline.

ANA

8.4

Very good

1,010 reviews

ANA

8.4

Very good

1,010 reviews

Reviews

1 / 20

10.0

Excellent

Julie,Sep 2025

CGK - HND

Flight attendants are nice, friendly and helpful. Highly recommend to flight with this airline.

Japan Airlines

8.3

Very good

1,630 reviews

ANA

8.4

Very good

1,010 reviews

Reviews

1 / 20

10.0

Excellent

Julie,Sep 2025

CGK - HND

Flight attendants are nice, friendly and helpful. Highly recommend to flight with this airline.

Delta

7.9

Good

7,998 reviews

ANA

8.4

Very good

1,010 reviews

Reviews

1 / 20

10.0

Excellent

Julie,Sep 2025

CGK - HND

Flight attendants are nice, friendly and helpful. Highly recommend to flight with this airline.

Cathay Pacific

7.6

Good

1,068 reviews

ANA

8.4

Very good

1,010 reviews

Reviews

1 / 20

10.0

Excellent

Julie,Sep 2025

CGK - HND

Flight attendants are nice, friendly and helpful. Highly recommend to flight with this airline.

United Airlines

7.4

Good

9,046 reviews

ANA

8.4

Very good

1,010 reviews

Reviews

1 / 20

10.0

Excellent

Julie,Sep 2025

CGK - HND

Flight attendants are nice, friendly and helpful. Highly recommend to flight with this airline.

Related info for your journey

How long is the flight from Washington, D.C. Reagan-National Airport to Vietnam?
Korean Air, Delta, and Cathay Pacific can get you from Washington, D.C. Reagan-National Airport to Vietnam in just under 28h 21m. Your travel time can differ by up to 12h 49m. Airlines will cover a distance of 8990 mi. Both multi-stop and nonstop flights can be found to your destination and back.
What are the cheapest airlines to fly from Washington, D.C. Reagan-National Airport to Vietnam one-way?
$485 is the cheapest one-way deal found within the past few days, from Korean Air. You may also be able to find cheap deals on ANA and China Airlines, with prices starting from $493 and $506, respectively.
What are the most popular routes from Washington, D.C. Reagan-National Airport to Vietnam?
When deciding which route to take from Washington, D.C. Reagan-National Airport to Vietnam consider Washington, D.C. Reagan-National - Ho Chi Minh City, Washington, D.C. Reagan-National - Hanoi Noibai or Washington, D.C. Reagan-National - Da Nang as they are the most popular.
Can I find deals for flights from Reagan-National to Vietnam that include hotel bookings?
Yes. In addition to deals on Reagan-National to Vietnam flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Reagan-National to Vietnam?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Reagan-National to Vietnam.
Can I find deals for business class flights from Reagan-National to Vietnam?
Yes. Cheapflights offers flight deals from Reagan-National 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. Reagan-National Airport to Vietnam?
Currently, July is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Vietnam (average of $574). Flying from Washington, D.C. Reagan-National Airport to Vietnam in May is currently the most expensive (average of $1,252). 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 Reagan-National to Vietnam

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Reagan-National to Narita flights

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Baltimore to Narita flights

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Baltimore to Haneda flights

Dulles Intl to Incheon Intl flights

Reagan-National to New Delhi flights

Reagan-National to Hyderabad flights

Baltimore to Hyderabad flights

Baltimore to New Delhi flights

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Baltimore to Suvarnabhumi flights

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Dulles Intl to Manila flights

Reagan-National to Mumbai flights

Reagan-National to Bangalore flights

Baltimore to Mumbai flights

Dulles Intl to Taiwan Taoyuan Intl flights

Baltimore to Bangalore flights

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Reagan-National to Manila flights

Baltimore to Manila flights

Dulles Intl to Islamabad flights

Dulles Intl to Lahore flights

Dulles Intl to Chennai flights

Reagan-National to Ahmedabad flights

Dulles Intl to Malé flights

Dulles Intl to Hongqiao Intl flights

Baltimore to Malé flights

Reagan-National to Taiwan Taoyuan Intl flights

Reagan-National to Incheon Intl flights

Baltimore to Incheon Intl flights

Reagan-National to Malé flights

Baltimore to Ahmedabad flights

Reagan-National to Ho Chi Minh City flights

Baltimore to Chennai flights

Reagan-National to Chennai flights

Baltimore to Taiwan Taoyuan Intl flights

Dulles Intl to Sung Shan flights

Dulles Intl to Dhaka flights

Dulles Intl to Karachi flights

Dulles Intl to Gimpo Intl flights

Reagan-National to Lahore flights

Top 5 airlines flying from Reagan-National to Vietnam

Airline	Cheapest	Average	Flexibility	On-time
Cathay Pacific	Cheapest$974	Average$1,198	FlexibilityNo cancel fee	On-time72%
United Airlines	Cheapest$985	Average$1,183	FlexibilityNo cancel fee	On-time69%
ANA	Cheapest$1,041	Average$1,312	FlexibilityNo cancel fee	On-time80%
Japan Airlines	Cheapest$1,082	Average$1,310	FlexibilityNo cancel fee	On-time79%
Delta	Cheapest$1,225	Average$1,275	FlexibilityNo cancel fee	On-timeN/A

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$483+ Cheap flights from Reagan-National (DCA) 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 3/23. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheapest flights from Reagan-National to VietnamExplore the most affordable flight options available from Reagan-National to Vietnam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 26, 2025.

Explore the most affordable flight options available from Reagan-National to Vietnam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 26, 2025.

Cheap flight deals from Reagan-National to Vietnam

Keep the following information in mind while searching for Reagan-National to Vietnam flight deals. Data was last updated November 26, 2025.

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Find hourly flight availability from Reagan-National 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 November 26, 2025.

Reviews of airlines servicing Vietnam

Get a feel of what it's like to fly with ANA, Japan Airlines, and Delta from Washington, D.C. Reagan-National Airport to Vietnam by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Reagan-National to Vietnam. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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Top 5 airlines flying from Reagan-National to Vietnam

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Cheapest flights from Reagan-National to Vietnam
Explore the most affordable flight options available from Reagan-National to Vietnam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 26, 2025.