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

One-way options have recently been found by users for as low as $636 on China Airlines. Other airlines that offer cheap prices include EVA Air from $669 and Air Canada from $786 one-way.

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

Currently, February is the cheapest month in which you can book a flight from Vietnam to Washington, D.C. Reagan-National Airport (average of $278). Flying from Vietnam to Washington, D.C. Reagan-National Airport in June is currently the most expensive (average of $344). 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.

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

Users have found that booking a flight from Vietnam to Washington, D.C. Reagan-National Airport at least 25 days early can save you up to 17% on average compared to booking a flight this week. If booking 25 days before your flight isn’t an option for you, users have found flights from Vietnam to Washington, D.C. Reagan-National Airport for as little as $1,020 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 $1,181 for flights departing within the next 3 days.

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

Due to multiple factors, expect to potentially pay more when booking in March. For low rates, February can be a great choice for travel to Washington, D.C. Reagan-National Airport. Flights to Washington, D.C. Reagan-National Airport from Vietnam in February are about $1,382 on average during February, but can be found for as low as $977.

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

When flying from Vietnam to Washington, D.C. Reagan-National Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

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

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

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

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

Yes. Cheapflights offers flight deals from Vietnam to Reagan-National by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$1,316+ Flights from Vietnam to Washington, D.C. Reagan-National Airport

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Cheap flight deals from Vietnam to Reagan-National

Most accurate provider	AranGrant 3 stars
Most trusted provider	AranGrant 3 stars
Round-trip from	$1,030 (United Airlines)
One-way from	$591 (China Airlines)
Popular in	March
Cheapest in	February
Average price	$1,363

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

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

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

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

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Highest demand for flights based on searches. 3% potential increase in price ($51 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($40 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 Vietnam to Reagan-National

Cheapest flights from Vietnam to Reagan-National
Explore the most affordable flight options available from Vietnam to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

Wed 5/2811:15 pmSGN - DCA

2 stops32h 57mUnited Airlines

Sun 8/247:25 amDCA - SGN

2 stops27h 30mUnited Airlines

Deal found 4/29

$1,030

Thu 5/295:30 pmSGN - DCA

2 stops38h 29mChina Airlines

Sun 8/248:59 amDCA - SGN

2 stops37h 41mChina Airlines

Deal found 4/30

$1,106

Sat 5/241:50 amSGN - DCA

2 stops30h 09mMultiple Airlines

Sun 8/246:59 pmDCA - SGN

2 stops27h 56mMultiple Airlines

Deal found 4/29

$1,124

Sun 5/2511:20 pmSGN - DCA

2 stops32h 32mJapan Airlines

Sun 8/2410:18 amDCA - SGN

2 stops24h 27mJapan Airlines

Deal found 4/29

$1,125

Tue 5/271:50 amSGN - DCA

2 stops30h 09mEVA Air

Sun 8/246:59 pmDCA - SGN

2 stops27h 56mEVA Air

Deal found 4/29

$1,134

Mon 6/1611:10 pmHAN - DCA

2 stops30h 49mDelta

Wed 7/169:39 amDCA - HAN

2 stops24h 56mDelta

Deal found 4/30

$1,171

Thu 6/127:35 amSGN - DCA

2 stops27h 11mDelta

Tue 6/246:59 amDCA - SGN

2 stops28h 06mDelta

Deal found 4/29

$1,241

Thu 6/1911:20 pmHAN - DCA

2 stops33h 40mAmerican Airlines

Wed 7/165:00 amDCA - HAN

2 stops29h 50mAmerican Airlines

Deal found 4/30

$1,428

Tue 6/1711:20 pmHAN - DCA

2 stops33h 39mJapan Airlines

Thu 7/1710:24 amDCA - HAN

2 stops24h 26mJapan Airlines

Deal found 4/30

$1,429

Mon 6/1611:35 pmHAN - DCA

3 stops34h 07mUnited Airlines

Fri 7/187:00 amDCA - HAN

2 stops28h 15mUnited Airlines

Deal found 4/30

$1,611

Wed 12/1711:35 amSGN - DCA

2 stops40h 49mCathay Pacific

Fri 12/269:44 amDCA - SGN

2 stops36h 51mCathay Pacific

Deal found 4/28

$1,726

Sun 6/1512:40 pmHAN - DCA

2 stops44h 02mSingapore Airlines

Wed 7/169:59 amDCA - HAN

3 stops38h 31mSingapore Airlines

Deal found 4/30

$2,026

Best flights from Vietnam to Reagan-National
Discover carefully curated flight deals from Vietnam to Reagan-National that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 1, 2025.

Wed 5/2811:15 pmSGN - DCA

2 stops32h 57mUnited Airlines

Sun 8/247:25 amDCA - SGN

2 stops27h 30mUnited Airlines

Deal found 4/29

$1,030

Thu 5/295:30 pmSGN - DCA

2 stops38h 29mChina Airlines

Sun 8/248:59 amDCA - SGN

2 stops37h 41mChina Airlines

Deal found 4/30

$1,106

Sat 5/241:50 amSGN - DCA

2 stops30h 09mMultiple Airlines

Sun 8/246:59 pmDCA - SGN

2 stops27h 56mMultiple Airlines

Deal found 4/29

$1,124

Sun 5/2511:20 pmSGN - DCA

2 stops32h 32mJapan Airlines

Sun 8/2410:18 amDCA - SGN

2 stops24h 27mJapan Airlines

Deal found 4/29

$1,125

Tue 5/271:50 amSGN - DCA

2 stops30h 09mEVA Air

Sun 8/246:59 pmDCA - SGN

2 stops27h 56mEVA Air

Deal found 4/29

$1,134

Mon 6/1611:10 pmHAN - DCA

2 stops30h 49mDelta

Wed 7/169:39 amDCA - HAN

2 stops24h 56mDelta

Deal found 4/30

$1,171

Thu 6/1911:20 pmHAN - DCA

2 stops33h 40mAmerican Airlines

Wed 7/165:00 amDCA - HAN

2 stops29h 50mAmerican Airlines

Deal found 4/30

$1,428

Sun 6/1512:40 pmHAN - DCA

2 stops44h 02mSingapore Airlines

Tue 7/159:59 amDCA - HAN

3 stops38h 31mSingapore Airlines

Deal found 4/30

$2,026

Mon 6/161:30 amHAN - DCA

2 stops32h 12mEmirates

Thu 7/172:54 pmDCA - HAN

2 stops35h 21mEmirates

Deal found 4/30

$2,450

Thu 6/127:35 amSGN - DCA

2 stops27h 11mDelta

Tue 6/246:59 amDCA - SGN

2 stops28h 06mDelta

Deal found 4/29

$1,241

Tue 6/1711:20 pmHAN - DCA

2 stops33h 39mJapan Airlines

Thu 7/1710:24 amDCA - HAN

2 stops24h 26mJapan Airlines

Deal found 4/30

$1,429

Fri 5/3012:05 amSGN - DCA

2 stops33h 23mAir Canada

Sun 8/1011:00 amDCA - SGN

2 stops26h 15mAir Canada

Deal found 4/29

$2,998

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

Mon 5/53:45 pmSGN - DCA

2 stops36h 47mEVA Air

Mon 5/128:59 amDCA - SGN

2 stops39h 41mEVA Air

Deal found 4/29

$1,145

Thu 5/81:50 amSGN - DCA

2 stops30h 08mMultiple Airlines

Fri 6/65:00 pmDCA - SGN

2 stops29h 55mMultiple Airlines

Deal found 4/28

$1,487

Fri 5/911:20 pmSGN - DCA

2 stops27h 35mJapan Airlines

Fri 6/66:49 amDCA - SGN

2 stops35h 36mJapan Airlines

Deal found 4/28

$1,339

Sat 5/241:50 amSGN - DCA

2 stops30h 09mMultiple Airlines

Sun 8/246:59 pmDCA - SGN

2 stops27h 56mMultiple Airlines

Deal found 4/29

$1,124

Sun 5/2511:20 pmSGN - DCA

2 stops32h 32mJapan Airlines

Sun 8/2410:18 amDCA - SGN

2 stops24h 27mJapan Airlines

Deal found 4/29

$1,125

Tue 5/271:50 amSGN - DCA

2 stops30h 09mEVA Air

Sun 8/246:59 pmDCA - SGN

2 stops27h 56mEVA Air

Deal found 4/29

$1,134

Wed 5/2811:15 pmSGN - DCA

2 stops32h 57mUnited Airlines

Sun 8/247:25 amDCA - SGN

2 stops27h 30mUnited Airlines

Deal found 4/29

$1,030

Thu 5/295:30 pmSGN - DCA

2 stops38h 29mChina Airlines

Sun 8/248:59 amDCA - SGN

2 stops37h 41mChina Airlines

Deal found 4/30

$1,106

Fri 5/3012:05 amSGN - DCA

2 stops33h 23mAir Canada

Sun 8/1011:00 amDCA - SGN

2 stops26h 15mAir Canada

Deal found 4/29

$2,998

One-way flights from Vietnam to Reagan-National
Search for one-way flight options from Vietnam to Reagan-National. Find affordable one-way fares based on user searches. Data last updated May 1, 2025.

Mon 5/195:30 pmSGN - DCA

2 stops38h 29mMultiple Airlines

Deal found 4/30

$591

Thu 5/295:30 pmSGN - DCA

2 stops38h 29mChina Airlines

Deal found 4/29

$636

Mon 5/191:50 amSGN - DCA

2 stops30h 09mEVA Air

Deal found 4/30

$669

Wed 6/116:00 pmHAN - DCA

2 stops38h 42mEVA Air

Deal found 4/30

$700

Mon 10/277:30 amSGN - DCA

2 stops37h 49mAir Canada

Deal found 4/29

$786

Sat 8/235:50 pmHAN - DCA

2 stops35h 09mMultiple Airlines

Deal found 4/30

$804

Thu 5/2911:20 pmSGN - DCA

2 stops32h 32mJapan Airlines

Deal found 4/29

$914

Tue 6/103:00 amHAN - DCA

2 stops28h 48mQatar Airways

Deal found 4/30

$985

Sun 5/1811:15 pmSGN - DCA

3 stops51h 47mUnited Airlines

Deal found 4/29

$1,139

Fri 8/221:45 amHAN - DCA

2 stops30h 14mPhilippine Airlines

Deal found 4/30

$1,195

Sat 6/2811:35 pmHAN - DCA

3 stops47h 11mUnited Airlines

Deal found 4/30

$1,715

Wed 8/2712:25 amSGN - DCA

2 stops31h 38mANA

Deal found 4/29

$2,531

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Ho Chi Minh CityWashington, D.C.

SGN - DCA

SGNDCA

Ho Chi Minh City

Wed 5/28

11:15 pm-9:12 pm

2 stops32h 57m

Washington, D.C. Reagan-National

Sun 8/24

7:25 am-9:55 pm

2 stops27h 30m

$1,030

Ho Chi Minh CityWashington, D.C.

SGN - DCA

SGNDCA

Ho Chi Minh City

Thu 5/29

5:30 pm-8:59 pm

2 stops38h 29m

Washington, D.C. Reagan-National

Sun 8/24

8:59 am-9:40 am

2 stops37h 41m

$1,106

Ho Chi Minh CityWashington, D.C.

SGN - DCA

SGNDCA

Ho Chi Minh City

Sat 5/24

1:50 am-8:59 pm

2 stops30h 09m

Washington, D.C. Reagan-National

Sun 8/24

6:59 pm-9:55 am

2 stops27h 56m

$1,124

Ho Chi Minh CityWashington, D.C.

SGN - DCA

SGNDCA

Ho Chi Minh City

Sun 5/25

11:20 pm-8:52 pm

2 stops32h 32m

Washington, D.C. Reagan-National

Sun 8/24

10:18 am-9:45 pm

2 stops24h 27m

$1,125

Ho Chi Minh CityWashington, D.C.

SGN - DCA

SGNDCA

Ho Chi Minh City

Tue 5/27

1:50 am-8:59 pm

2 stops30h 09m

Washington, D.C. Reagan-National

Sun 8/24

6:59 pm-9:55 am

2 stops27h 56m

$1,134

HanoiWashington, D.C.

HAN - DCA

HANDCA

Hanoi Noibai

Mon 6/16

11:10 pm-6:59 pm

2 stops30h 49m

Washington, D.C. Reagan-National

Wed 7/16

9:39 am-9:35 pm

2 stops24h 56m

$1,171

Ho Chi Minh CityWashington, D.C.

SGN - DCA

SGNDCA

Ho Chi Minh City

Thu 6/12

7:35 am-11:46 pm

2 stops27h 11m

Washington, D.C. Reagan-National

Tue 6/24

6:59 am-10:05 pm

2 stops28h 06m

$1,241

HanoiWashington, D.C.

HAN - DCA

HANDCA

Hanoi Noibai

Thu 6/19

11:20 pm-10:00 pm

2 stops33h 40m

Washington, D.C. Reagan-National

Wed 7/16

5:00 am-9:50 pm

2 stops29h 50m

$1,428

HanoiWashington, D.C.

HAN - DCA

HANDCA

Hanoi Noibai

Tue 6/17

11:20 pm-9:59 pm

2 stops33h 39m

Washington, D.C. Reagan-National

Thu 7/17

10:24 am-9:50 pm

2 stops24h 26m

$1,429

HanoiWashington, D.C.

HAN - DCA

HANDCA

Hanoi Noibai

Mon 6/16

11:35 pm-10:42 pm

3 stops34h 07m

Washington, D.C. Reagan-National

Fri 7/18

7:00 am-10:15 pm

2 stops28h 15m

$1,611

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 25 results

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

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

Rainfall in Reagan-National by month

In terms of precipitation, rainfall in Washington, D.C. Reagan-National Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Reagan-National Airport when rainfall is around 2.6 in.

Temperature in Reagan-National by month

If weather is an important factor for your trip to Washington, D.C. Reagan-National Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Reagan-National

Read through reviews of airlines operating flights from Vietnam to Washington, D.C., such as EVA Air, Japan Airlines and China Airlines. Users have also rated airlines 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

Japan Airlines

8.3

Very good

1,464 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

ANA

8.3

Very good

852 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 Vietnam to Washington, D.C. Reagan-National Airport one-way?
One-way options have recently been found by users for as low as $636 on China Airlines. Other airlines that offer cheap prices include EVA Air from $669 and Air Canada from $786 one-way.
Can I find deals for flights from Vietnam to Reagan-National that include hotel bookings?
Yes. In addition to deals on Vietnam to Reagan-National flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Vietnam to Reagan-National?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Vietnam to Reagan-National.
Can I find deals for business class flights from Vietnam to Reagan-National?
Yes. Cheapflights offers flight deals from Vietnam to Reagan-National 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 Vietnam to Washington, D.C. Reagan-National Airport?
Currently, February is the cheapest month in which you can book a flight from Vietnam to Washington, D.C. Reagan-National Airport (average of $278). Flying from Vietnam to Washington, D.C. Reagan-National Airport in June is currently the most expensive (average of $344). 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

Alexandria

Arlington

Woodbridge

Tysons

Fairfax

Springfield

Rockville

Fredericksburg

Silver Spring

Gaithersburg

Linthicum Heights

Falls Church

Laurel

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Towson

Herndon

Bowie

National Harbor

Oxon Hill

Reston

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$591+ Cheap flights from Vietnam to Reagan-National (DCA)

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 5/19. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Vietnam to Reagan-National with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Vietnam to Reagan-National

Keep the following information in mind while searching for Vietnam to Reagan-National 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 Vietnam to Reagan-National

Cheapest flights from Vietnam to Reagan-NationalExplore the most affordable flight options available from Vietnam to Reagan-National. 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 Vietnam to Reagan-National. 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 Vietnam to Washington, D.C. Reagan-National Airport that are best for you.

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

Have a flexible travel schedule? Discover the best time to fly to Reagan-National from Vietnam with our price prediction graph.

Cheapflights Insights

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

Rainfall in Reagan-National by month

Plan your trip to Reagan-National by taking into account the average rainfall totals by month.

Temperature in Reagan-National by month

Plan your trip to Reagan-National by taking into account the average temperature totals by month.

Reviews of airlines servicing Reagan-National

Read through reviews of airlines operating flights from Vietnam to Washington, D.C., such as EVA Air, Japan Airlines and China Airlines. Users have also rated airlines 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 Vietnam to Reagan-National. 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 Vietnam to Washington, D.C. Reagan-National Airport one-way?

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

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

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

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

Traveling to a place near Vietnam?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Vietnam to Reagan-National

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Cheapest flights from Vietnam to Reagan-National
Explore the most affordable flight options available from Vietnam to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.