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

$501 is the cheapest one-way deal found within the past few days, from Cathay Pacific. You may also be able to find cheap deals on China Airlines and EVA Air, with prices starting from $593 and $621, respectively.

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

Currently, March is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Vietnam (average of $921). Flying from Washington, D.C. Reagan-National Airport to Vietnam in June is currently the most expensive (average of $1,538). 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 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 - Da Nang or Washington, D.C. Reagan-National - Hanoi Noibai 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: American Airlines, Cathay Pacific or Delta.

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

Users have found that booking a flight from Washington, D.C. Reagan-National Airport 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. Reagan-National Airport to Vietnam for as little as $1,252 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 $1,679 for flights departing within the next 3 days.

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

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, April can be a great choice for travel to Vietnam. Flights to Vietnam from Washington, D.C. Reagan-National Airport in April are about $1,362 on average during April, but can be found for as low as $797.

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.

$1,411+ Flights from Washington, D.C. Reagan-National Airport to Vietnam

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Cheap flight deals from Reagan-National to Vietnam

Most accurate provider	AranGrant 3 stars
Most trusted provider	AranGrant 3 stars
Round-trip from	$1,104 (oojo)
One-way from	$501 (oojo)
Popular in	December
Cheapest in	April
Average price	$1,293

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

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

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From Washington, D.C. Reagan-National to Vietnam

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

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Highest demand for flights based on searches. 11% potential increase in price ($168 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease ($60 potential savings vs. average RT price).

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Average for round-trip flights in May 2025

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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 May 1, 2025.

Mon 8/185:02 pmDCA - DAD

2 stops28h 48mChina Airlines

Wed 8/279:50 amDAD - DCA

2 stops43h 09mChina Airlines

Deal found 4/30

$1,062

Sun 8/3112:31 pmDCA - HAN

2 stops34h 24mCathay Pacific

Sun 10/57:05 pmHAN - DCA

2 stops38h 50mCathay Pacific

Deal found 4/30

$1,083

Sun 9/284:35 pmDCA - SGN

2 stops44h 40mAir Canada

Thu 10/237:00 amSGN - DCA

2 stops43h 51mAir Canada

Deal found 4/29

$1,100

Tue 8/265:06 pmDCA - SGN

2 stops36h 14mMultiple Airlines

Mon 9/292:05 amSGN - DCA

2 stops50h 54mMultiple Airlines

Deal found 4/29

$1,103

Wed 9/105:06 pmDCA - SGN

2 stops31h 34mEVA Air

Tue 9/231:50 amSGN - DCA

2 stops27h 09mEVA Air

Deal found 4/30

$1,104

Fri 5/211:54 amDCA - SGN

2 stops35h 11mCathay Pacific

Sun 6/111:05 amSGN - DCA

2 stops43h 02mCathay Pacific

Deal found 4/30

$1,113

Wed 10/18:59 amDCA - SGN

2 stops29h 06mChina Airlines

Wed 10/810:50 amSGN - DCA

2 stops45h 05mChina Airlines

Deal found 4/30

$1,121

Sun 5/118:59 amDCA - HAN

2 stops39h 06mMultiple Airlines

Tue 5/276:00 pmHAN - DCA

2 stops34h 38mMultiple Airlines

Deal found 4/28

$1,181

Tue 8/125:02 pmDCA - HAN

2 stops30h 33mChina Airlines

Sun 8/2411:35 amHAN - DCA

2 stops44h 24mChina Airlines

Deal found 4/29

$1,234

Wed 8/69:59 amDCA - SGN

2 stops41h 41mSingapore Airlines

Fri 9/53:55 pmSGN - DCA

2 stops40h 04mSingapore Airlines

Deal found 4/30

$1,303

Tue 8/129:59 amDCA - HAN

3 stops44h 36mSingapore Airlines

Sun 8/2412:40 pmHAN - DCA

2 stops43h 19mSingapore Airlines

Deal found 4/29

$1,354

Sat 10/48:29 amDCA - SGN

2 stops37h 06mPhilippine Airlines

Tue 10/219:50 amSGN - DCA

2 stops46h 24mPhilippine Airlines

Deal found 4/29

$1,439

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 May 1, 2025.

Mon 5/126:35 amDCA - SGN

2 stops26h 50mCathay Pacific

Mon 6/26:20 pmSGN - DCA

2 stops39h 58mCathay Pacific

Deal found 4/29

$1,104

Sat 5/36:35 pmDCA - SGN

2 stops28h 20mEVA Air

Mon 5/53:45 pmSGN - DCA

2 stops36h 47mEVA Air

Deal found 4/29

$1,157

Sun 5/118:59 amDCA - HAN

2 stops39h 06mMultiple Airlines

Tue 5/276:00 pmHAN - DCA

2 stops34h 38mMultiple Airlines

Deal found 4/28

$1,181

Sat 5/106:35 pmDCA - HAN

2 stops29h 00mChina Airlines

Tue 8/1911:35 amHAN - DCA

2 stops41h 24mChina Airlines

Deal found 4/29

$1,263

Wed 7/169:59 amDCA - SGN

3 stops37h 56mSingapore Airlines

Tue 9/3012:20 pmSGN - DCA

2 stops43h 39mSingapore Airlines

Deal found 4/30

$1,304

Sun 5/44:35 pmDCA - SGN

2 stops44h 40mAir Canada

Thu 5/297:00 amSGN - DCA

2 stops38h 19mAir Canada

Deal found 4/30

$1,476

Tue 7/1510:30 amDCA - SGN

2 stops24h 25mUnited Airlines

Wed 8/1311:15 pmSGN - DCA

2 stops33h 12mUnited Airlines

Deal found 4/29

$1,503

Thu 6/198:20 amDCA - HAN

2 stops26h 30mAmerican Airlines

Tue 7/111:20 pmHAN - DCA

2 stops33h 40mAmerican Airlines

Deal found 4/30

$1,743

Tue 5/66:35 amDCA - SGN

2 stops35h 50mJapan Airlines

Sun 6/111:20 pmSGN - DCA

2 stops34h 16mJapan Airlines

Deal found 4/30

$1,747

Sat 6/148:59 amDCA - HAN

2 stops25h 36mKorean Air

Sat 6/2111:10 pmHAN - DCA

2 stops26h 39mKorean Air

Deal found 4/29

$1,981

Mon 6/93:30 pmDCA - DAD

3 stops43h 20mEmirates

Mon 6/2311:30 pmDAD - DCA

3 stops34h 12mEmirates

Deal found 4/30

$2,486

Wed 7/166:58 pmDCA - SGN

2 stops28h 07mMultiple Airlines

Sun 8/316:20 pmSGN - DCA

2 stops58h 39mMultiple Airlines

Deal found 4/30

$1,272

Last-minute flights from Reagan-National to Vietnam
Discover last-minute flight deals from Reagan-National to Vietnam. Data last updated May 1, 2025 and is based on user searches.

Wed 4/306:35 pmDCA - SGN

2 stops40h 25mEVA Air

Tue 5/61:50 amSGN - DCA

2 stops26h 42mEVA Air

Deal found 4/29

$1,130

Thu 5/16:35 pmDCA - SGN

2 stops30h 05mMultiple Airlines

Mon 6/91:50 amSGN - DCA

2 stops30h 09mMultiple Airlines

Deal found 4/30

$1,178

Thu 5/15:38 pmDCA - SGN

2 stops35h 42mChina Airlines

Sat 5/315:30 pmSGN - DCA

2 stops62h 29mChina Airlines

Deal found 4/30

$1,278

Thu 5/18:30 amDCA - SGN

2 stops28h 45mUnited Airlines

Tue 6/1011:15 pmSGN - DCA

3 stops51h 49mUnited Airlines

Deal found 4/30

$1,775

Fri 5/211:54 amDCA - SGN

2 stops35h 11mCathay Pacific

Tue 6/311:05 amSGN - DCA

2 stops46h 10mCathay Pacific

Deal found 4/30

$1,113

Sun 5/44:35 pmDCA - SGN

2 stops44h 40mAir Canada

Thu 5/297:00 amSGN - DCA

2 stops38h 19mAir Canada

Deal found 4/30

$1,476

Sun 5/48:59 amDCA - SGN

2 stops42h 41mSingapore Airlines

Tue 6/37:40 pmSGN - DCA

2 stops60h 19mSingapore Airlines

Deal found 4/30

$1,483

Thu 5/86:35 amDCA - SGN

2 stops35h 50mJapan Airlines

Tue 5/1311:20 pmSGN - DCA

2 stops27h 35mJapan Airlines

Deal found 4/30

$1,712

Sat 5/106:35 pmDCA - HAN

2 stops29h 00mChina Airlines

Tue 8/195:50 pmHAN - DCA

2 stops35h 09mChina Airlines

Deal found 4/30

$1,243

Sat 5/108:59 amDCA - HAN

3 stops39h 31mSingapore Airlines

Tue 8/1912:40 pmHAN - DCA

2 stops43h 19mSingapore Airlines

Deal found 4/30

$1,610

Sat 5/108:15 amDCA - HAN

2 stops29h 30mMultiple Airlines

Mon 8/181:45 amHAN - DCA

2 stops30h 14mMultiple Airlines

Deal found 4/29

$2,095

Sat 5/108:15 amDCA - HAN

2 stops29h 30mPhilippine Airlines

Mon 8/181:45 amHAN - DCA

2 stops30h 14mPhilippine Airlines

Deal found 4/30

$2,252

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 May 1, 2025.

Tue 5/66:59 pmDCA - SGN

2 stops28h 06mCathay Pacific

Deal found 4/29

$501

Tue 5/66:35 pmDCA - SGN

2 stops28h 05mChina Airlines

Deal found 4/30

$593

Mon 5/126:35 pmDCA - SGN

2 stops30h 05mEVA Air

Deal found 4/29

$621

Tue 5/206:00 pmDCA - SGN

3 stops57h 55mMultiple Airlines

Deal found 4/29

$648

Tue 6/39:40 amDCA - HAN

2 stops25h 35mAir Canada

Deal found 4/29

$877

Tue 5/207:59 amDCA - SGN

2 stops28h 16mKorean Air

Deal found 4/28

$938

Tue 5/68:59 amDCA - SGN

3 stops38h 56mSingapore Airlines

Deal found 4/29

$956

Thu 6/266:58 pmDCA - HAN

2 stops34h 52mChina Airlines

Deal found 4/29

$1,021

Fri 6/1312:55 pmDCA - HAN

3 stops34h 00mMultiple Airlines

Deal found 4/29

$1,023

Wed 5/77:25 amDCA - SGN

3 stops53h 50mUnited Airlines

Deal found 4/30

$1,061

Tue 5/275:49 pmDCA - SGN

2 stops41h 11mJapan Airlines

Deal found 4/30

$1,130

Fri 6/137:59 amDCA - HAN

2 stops26h 36mKorean Air

Deal found 4/29

$1,166

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.Da Nang

DCA - DAD

DCADAD

Washington, D.C. Reagan-National

Mon 8/18

5:02 pm-8:50 am

2 stops28h 48m

Da Nang

Wed 8/27

9:50 am-5:59 pm

2 stops43h 09m

$1,062

Washington, D.C.Ho Chi Minh City

DCA - SGN

DCASGN

Washington, D.C. Reagan-National

Sun 9/28

4:35 pm-12:15 am

2 stops44h 40m

Ho Chi Minh City

Thu 10/23

7:00 am-3:51 pm

2 stops43h 51m

$1,100

Washington, D.C.Ho Chi Minh City

DCA - SGN

DCASGN

Washington, D.C. Reagan-National

Tue 8/26

5:06 pm-4:20 pm

2 stops36h 14m

Ho Chi Minh City

Mon 9/29

2:05 am-5:59 pm

2 stops50h 54m

$1,103

Washington, D.C.Ho Chi Minh City

DCA - SGN

DCASGN

Washington, D.C. Reagan-National

Wed 9/10

5:06 pm-11:40 am

2 stops31h 34m

Ho Chi Minh City

Tue 9/23

1:50 am-5:59 pm

2 stops27h 09m

$1,104

Washington, D.C.Ho Chi Minh City

DCA - SGN

DCASGN

Washington, D.C. Reagan-National

Wed 10/1

8:59 am-1:05 am

2 stops29h 06m

Ho Chi Minh City

Wed 10/8

10:50 am-8:55 pm

2 stops45h 05m

$1,121

Washington, D.C.Ho Chi Minh City

DCA - SGN

DCASGN

Washington, D.C. Reagan-National

Sat 8/30

12:31 pm-5:20 pm

2 stops41h 49m

Ho Chi Minh City

Fri 9/19

11:05 am-8:44 pm

2 stops44h 39m

$1,163

Washington, D.C.Hanoi

DCA - HAN

DCAHAN

Washington, D.C. Reagan-National

Sun 5/11

8:59 am-11:05 am

2 stops39h 06m

Hanoi Noibai

Tue 5/27

6:00 pm-5:38 pm

2 stops34h 38m

$1,181

Washington, D.C.Hanoi

DCA - HAN

DCAHAN

Washington, D.C. Reagan-National

Sat 5/10

6:35 pm-10:35 am

2 stops29h 00m

Hanoi Noibai

Tue 8/19

5:50 pm-5:59 pm

2 stops35h 09m

$1,243

Washington, D.C.Ho Chi Minh City

DCA - SGN

DCASGN

Washington, D.C. Reagan-National

Wed 8/6

9:59 am-10:55 am

2 stops37h 56m

Ho Chi Minh City

Tue 9/2

3:55 pm-8:59 pm

2 stops40h 04m

$1,303

Washington, D.C.Ho Chi Minh City

DCA - SGN

DCASGN

Washington, D.C. Reagan-National

Sat 10/4

8:29 am-8:35 am

2 stops37h 06m

Ho Chi Minh City

Tue 10/21

9:50 am-9:14 pm

2 stops46h 24m

$1,439

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 45 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 time of day to fly from DCA to VN?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington, D.C. Reagan-National Airport to Vietnam as you normally would.

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

To help decide which airline to fly from Washington, D.C. to Vietnam, see what other customers have to say about EVA Air, Korean Air and Japan Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

EVA Air

8.4

Very good

1,186 reviews

Reviews

1 / 20

10.0

Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

EVA Air

8.4

Very good

1,186 reviews

EVA Air

8.4

Very good

1,186 reviews

Reviews

1 / 20

10.0

Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

Korean Air

8.4

Very good

1,068 reviews

EVA Air

8.4

Very good

1,186 reviews

Reviews

1 / 20

10.0

Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

Japan Airlines

8.3

Very good

1,459 reviews

EVA Air

8.4

Very good

1,186 reviews

Reviews

1 / 20

10.0

Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

China Airlines

8.3

Very good

732 reviews

EVA Air

8.4

Very good

1,186 reviews

Reviews

1 / 20

10.0

Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

Singapore Airlines

8.1

Very good

1,292 reviews

EVA Air

8.4

Very good

1,186 reviews

Reviews

1 / 20

10.0

Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

Related info for your journey

What are the cheapest airlines to fly from Washington, D.C. Reagan-National Airport to Vietnam one-way?
$501 is the cheapest one-way deal found within the past few days, from Cathay Pacific. You may also be able to find cheap deals on China Airlines and EVA Air, with prices starting from $593 and $621, 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 - Da Nang or Washington, D.C. Reagan-National - Hanoi Noibai 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, March is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Vietnam (average of $921). Flying from Washington, D.C. Reagan-National Airport to Vietnam in June is currently the most expensive (average of $1,538). 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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Baltimore to Pu Dong flights

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Reagan-National to Denpasar flights

Reagan-National to Pu Dong flights

Top 5 airlines flying from Reagan-National to Vietnam

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$1,012	Average$1,049	FlexibilityNo cancel fee	On-timeN/A
Korean Air	Cheapest$1,018	Average$1,656	FlexibilityNo cancel fee	On-time81%
American Airlines	Cheapest$1,021	Average$1,055	FlexibilityNo cancel fee	On-time71%
Japan Airlines	Cheapest$1,026	Average$2,253	FlexibilityNo cancel fee	On-time79%
Cathay Pacific	Cheapest$1,088	Average$1,198	FlexibilityNo cancel fee	On-time72%

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$501+ 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 5/6. Fares are subject to change and may not be available on all flights or dates of travel.

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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 May 1, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Reagan-National to Vietnam

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 May 1, 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 May 1, 2025.

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.

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.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Reagan-National Airport to Vietnam

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

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 May 1, 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

Get insights into the airlines that provide service to Vietnam. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Vietnam. Reviews last updated May 1, 2025.

To help decide which airline to fly from Washington, D.C. to Vietnam, see what other customers have to say about EVA Air, Korean Air and Japan Airlines. You can also see how each airline stacks up 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.

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

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

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

How can I find direct flights 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 May 1, 2025.