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$350+ Cheap flights from Reagan-National (DCA) to Hanoi (HAN)

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 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — HAN
Dec 2 — Dec 91
Tue 12/2
Tue 12/9
1 adult, Economy
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Cheap flight deals from Reagan-National to Hanoi

Discover tips and strategies to find the most affordable flight options for your journey from Reagan-National (DCA) to Hanoi (HAN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 2, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$884
(FlightHub)

One-way from

$350
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$1,020
Provider with most accurate pricing for Washington, D.C. Reagan-National-Hanoi Noibai flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. Reagan-National-Hanoi Noibai flights.
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From Washington, D.C. Reagan-National to Hanoi Noibai
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One-way flight from Washington, D.C. Reagan-National to Hanoi Noibai
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Highest demand for flights based on searches. 7% potential increase in price ($108 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($58 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Reagan-National to Hanoi

Cheapest flights from Reagan-National to Hanoi
Explore the most affordable flight options available from Reagan-National to Hanoi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 2, 2025.

This oojo deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/119:59 amDCA - HAN
2 stops36h 36mChina Airlines
Mon 12/85:30 pmHAN - DCA
2 stops38h 30mChina Airlines
Deal found 10/31$856
This oojo deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/129:59 amDCA - HAN
2 stops36h 36mChina Airlines
Tue 12/911:35 amHAN - DCA
2 stops44h 25mChina Airlines
Deal found 10/31$910
This oojo deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/146:50 amDCA - HAN
2 stops39h 15mCathay Pacific
Tue 11/257:30 pmHAN - DCA
2 stops35h 24mCathay Pacific
Deal found 10/30$1,035
This American Airlines deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/88:36 amDCA - HAN
2 stops25h 54mAmerican Airlines
Tue 12/1611:55 pmHAN - DCA
2 stops35h 05mAmerican Airlines
Deal found 10/31$1,062
This oojo deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/53:25 pmDCA - HAN
2 stops63h 05mCathay Pacific
Wed 11/1910:30 amHAN - DCA
2 stops44h 24mCathay Pacific
Deal found 10/31$1,067
This oojo deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/49:59 amDCA - HAN
2 stops42h 31mChina Airlines
Mon 12/1511:35 amHAN - DCA
2 stops44h 25mChina Airlines
Deal found 11/1$1,075
This oojo deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/96:59 amDCA - HAN
2 stops39h 06mCathay Pacific
Mon 11/2410:30 amHAN - DCA
2 stops44h 24mCathay Pacific
Deal found 10/31$1,110
This American Airlines deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/108:36 amDCA - HAN
2 stops25h 54mAmerican Airlines
Sun 12/1411:55 pmHAN - DCA
2 stops31h 49mAmerican Airlines
Deal found 11/2$1,131
This oojo deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/36:50 amDCA - HAN
2 stops39h 15mCathay Pacific
Sun 11/167:30 pmHAN - DCA
2 stops35h 14mCathay Pacific
Deal found 10/31$1,189
This oojo deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/106:50 amDCA - HAN
2 stops39h 15mCathay Pacific
Tue 11/257:30 pmHAN - DCA
2 stops35h 24mCathay Pacific
Deal found 10/31$1,204
This Mytrip deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/87:30 amDCA - HAN
2 stops27h 35mANA
Mon 12/1512:25 amHAN - DCA
2 stops30h 42mANA
Deal found 10/31$1,213
This oojo deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/26:58 pmDCA - HAN
2 stops52h 37mEVA Air
Wed 11/56:20 pmHAN - DCA
2 stops35h 38mEVA Air
Deal found 11/2$1,229

Cheapflights Fare Finder

 
Customize your flight search to find flights from Reagan-National to Hanoi that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 2, 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Hanoi that are best for you.

Fly from

Reagan-National

Fly to

Hanoi

Route

Depart

Return

Price

Washington, D.C.Hanoi

DCA - HAN

DCAHAN

Washington, D.C. Reagan-National

Wed 1/14

9:59 am-10:35 am

2 stops36h 36m

Hanoi Noibai

Wed 2/4

5:30 pm-8:00 pm

2 stops38h 30m

$901

Washington, D.C.Hanoi

DCA - HAN

DCAHAN

Washington, D.C. Reagan-National

Wed 1/14

10:05 pm-9:45 pm

2 stops35h 40m

Hanoi Noibai

Wed 2/4

11:05 pm-1:53 pm

2 stops26h 48m

$976

Washington, D.C.Hanoi

DCA - HAN

DCAHAN

Washington, D.C. Reagan-National

Wed 1/14

8:25 am-11:05 pm

2 stops26h 40m

Hanoi Noibai

Tue 2/3

12:25 am-7:13 pm

2 stops30h 48m

$1,000

Washington, D.C.Hanoi

DCA - HAN

DCAHAN

Washington, D.C. Reagan-National

Sun 1/4

7:00 am-10:05 am

2 stops39h 05m

Hanoi Noibai

Sun 1/25

7:30 pm-10:55 pm

2 stops39h 25m

$1,035

Washington, D.C.Hanoi

DCA - HAN

DCAHAN

Washington, D.C. Reagan-National

Thu 12/4

9:59 am-4:30 pm

2 stops42h 31m

Hanoi Noibai

Mon 12/15

11:35 am-8:00 pm

2 stops44h 25m

$1,075

Washington, D.C.Hanoi

DCA - HAN

DCAHAN

Washington, D.C. Reagan-National

Wed 12/10

8:36 am-10:30 pm

2 stops25h 54m

Hanoi Noibai

Sun 12/14

11:55 pm-7:44 pm

2 stops31h 49m

$1,131

Washington, D.C.Hanoi

DCA - HAN

DCAHAN

Washington, D.C. Reagan-National

Mon 1/5

6:57 pm-11:35 am

2 stops52h 38m

Hanoi Noibai

Mon 1/12

6:20 pm-8:00 pm

2 stops37h 40m

$1,196

Washington, D.C.Hanoi

DCA - HAN

DCAHAN

Washington, D.C. Reagan-National

Sun 1/4

7:00 am-11:05 pm

2 stops28h 05m

Hanoi Noibai

Sat 1/24

12:25 am-7:32 pm

2 stops31h 07m

$1,218

Washington, D.C.Hanoi

DCA - HAN

DCAHAN

Washington, D.C. Reagan-National

Fri 11/14

6:58 pm-5:15 pm

2 stops58h 17m

Hanoi Noibai

Tue 11/25

6:20 pm-5:46 pm

2 stops35h 26m

$1,252

Washington, D.C.Hanoi

DCA - HAN

DCAHAN

Washington, D.C. Reagan-National

Fri 12/5

8:36 am-10:30 pm

2 stops25h 54m

Hanoi Noibai

Fri 12/19

11:55 pm-8:45 pm

2 stops32h 50m

$1,303

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/1

Showing 1-10 of 20 results
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Compare providers for flights from Reagan-National to Hanoi

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Reagan-National to Hanoi in November.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C. Reagan-National Airport-Hanoi flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Washington, D.C. Reagan-National Airport-Hanoi flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Washington, D.C. Reagan-National Airport-Hanoi flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Reagan-National Airport-Hanoi flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Reagan-National Airport-Hanoi flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

Have a flexible travel schedule? Discover the best time to fly to Hanoi 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.

Related info for your journey

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

  • What airport do you fly into for flights to Hanoi from Washington, D.C. Reagan-National?

    Located just 14.2 mi from the city center, Hanoi Noibai is the airport most travelers will use when flying to Hanoi from Washington, D.C. Reagan-National. Booking flights from Washington, D.C. Reagan-National to Noibai (HAN) should be relatively easy as there are 0 daily inbound flights from Washington, D.C. Reagan-National from 0 different airlines.

  • How long is the flight from Washington, D.C. Reagan-National Airport to Hanoi?

    Departing from Washington, D.C. Reagan-National Airport to Hanoi will take you 26h 40m. Airlines will cover a distance of 8276 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

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

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

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

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

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