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

A quick flight from Hanoi to Washington, D.C. Reagan-National Airport can take about 32h 46m. United Airlines provides one of the quickest options available for as low as $1,162. There are 8276 mi between Hanoi and Washington, D.C. Reagan-National Airport.

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.

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).

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

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

Most accurate provider : When it comes to deals on Hanoi-Washington, D.C. Reagan-National Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Hanoi-Washington, D.C. Reagan-National Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Hanoi-Washington, D.C. Reagan-National Airport flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Hanoi-Washington, D.C. Reagan-National Airport flights, Cheapflights users trust FlightHub the most. FlightHub 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 Hanoi-Washington, D.C. Reagan-National Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

If you book a flight to Washington, D.C. Reagan-National from Hanoi, you will be flying from Noibai, which is the city’s only airport. Hanoi Noibai (HAN) is located 14.2 mi from the center of Hanoi. There are 0 flights from Noibai to Washington, D.C. Reagan-National per day from 0 different airlines.

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

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

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

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

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

Yes. Cheapflights offers flight deals from Hanoi 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.

$554+ Cheap Flights from Hanoi to Washington, D.C. Reagan-National Airport

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Cheap flight deals from Hanoi to Reagan-National

Cheapest

Best

Last-minute

One-way

Cheapest flights from Hanoi to Reagan-National
Explore the most affordable flight options available from Hanoi to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2026.

Thu 11/512:25 am -

2 stops34h 18m

Mon 11/95:49 pm -

2 stops41h 16m

Deal found 9/9

$1,162

Thu 12/1012:25 am -

2 stops33h 28m

Thu 12/317:35 am -

2 stops27h 30m

Deal found 9/6

$1,176

Thu 9/1011:35 pm -

2 stops33h 24m

Mon 9/2812:57 pm -

2 stops46h 18m

Deal found 9/7

$1,214

Sat 12/1212:20 pm -

2 stops23h 27m

Fri 1/16:00 am -

2 stops27h 45m

Deal found 9/6

$1,272

Fri 12/116:20 pm -

2 stops35h 39m

Fri 1/16:59 pm -

2 stops52h 36m

Deal found 9/6

$1,289

Tue 10/611:30 pm -

2 stops33h 20m

Mon 11/99:40 am -

2 stops27h 00m

Deal found 9/10

$1,295

Fri 12/116:20 pm -

2 stops35h 39m

Wed 12/306:59 pm -

2 stops52h 36m

Deal found 9/6

$1,318

Wed 10/711:20 pm -

2 stops33h 25m

Wed 10/146:00 am -

2 stops28h 50m

Deal found 9/9

$1,361

Sun 10/411:10 pm -

2 stops26h 45m

Sun 10/117:00 am -

2 stops27h 35m

Deal found 9/6

$1,372

Fri 12/116:20 pm -

3 stops32h 10m

Thu 12/315:00 pm -

2 stops30h 35m

Deal found 9/6

$1,450

Wed 10/75:50 pm -

2 stops35h 07m

Wed 10/144:50 pm -

3 stops37h 00m

Deal found 9/9

$1,860

Thu 10/2211:20 pm -

2 stops33h 39m

Thu 10/298:00 am -

2 stops27h 25m

Deal found 9/7

$1,925

Best flights from Hanoi to Reagan-National
Discover carefully curated flight deals from Hanoi to Reagan-National that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2026.

Thu 11/512:25 am -

2 stops32h 46m

Mon 11/97:45 am -

2 stops51h 20m

Deal found 9/8

$1,162

Sat 12/1212:20 pm -

2 stops23h 27m

Fri 1/16:00 am -

2 stops27h 45m

Deal found 9/6

$1,272

Tue 10/611:30 pm -

2 stops33h 20m

Mon 11/99:40 am -

2 stops27h 00m

Deal found 9/7

$1,295

Thu 12/1012:25 am -

2 stops33h 28m

Thu 12/317:35 am -

2 stops27h 30m

Deal found 9/6

$1,176

Fri 12/116:20 pm -

2 stops35h 39m

Wed 12/306:59 pm -

2 stops52h 36m

Deal found 9/6

$1,318

Sun 10/411:10 pm -

2 stops26h 45m

Sun 10/117:00 am -

2 stops27h 35m

Deal found 9/6

$1,372

Wed 10/75:50 pm -

2 stops35h 07m

Wed 10/144:50 pm -

3 stops37h 00m

Deal found 9/9

$1,860

Last-minute flights from Hanoi to Reagan-National
Discover last-minute flight deals from Hanoi to Reagan-National. Data last updated September 11, 2026 and is based on user searches.

Thu 9/1011:35 pm -

2 stops33h 24m

Mon 9/2812:57 pm -

2 stops46h 18m

Deal found 9/7

$1,214

Thu 9/106:00 pm -

2 stops37h 00m

Mon 9/289:30 am -

2 stops38h 35m

Deal found 9/7

$1,946

Thu 9/1012:40 pm -

2 stops42h 20m

Mon 9/289:30 am -

3 stops42h 55m

Deal found 9/7

$2,048

Sun 10/411:10 pm -

2 stops26h 45m

Sun 10/117:00 am -

2 stops27h 35m

Deal found 9/6

$1,372

Tue 10/611:30 pm -

2 stops33h 20m

Mon 11/99:40 am -

2 stops27h 00m

Deal found 9/10

$1,295

Tue 10/611:35 pm -

2 stops31h 34m

Wed 11/117:40 am -

2 stops27h 25m

Deal found 9/6

$3,585

Wed 10/711:20 pm -

2 stops33h 25m

Wed 10/146:00 am -

2 stops28h 50m

Deal found 9/9

$1,361

Wed 10/75:50 pm -

2 stops35h 07m

Wed 10/144:50 pm -

3 stops37h 00m

Deal found 9/9

$1,860

Thu 10/2211:20 pm -

2 stops33h 39m

Thu 10/298:00 am -

2 stops27h 25m

Deal found 9/7

$1,925

One-way flights from Hanoi to Reagan-National
Search for one-way flight options from Hanoi to Reagan-National. Find affordable one-way fares based on user searches. Data last updated September 11, 2026.

Fri 10/29:00 am -

3 stops42h 59m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/10

$554

Thu 11/53:40 pm -

3 stops42h 10m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/10

$564

Sun 11/89:00 am -

3 stops48h 50m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/10

$599

Sun 10/47:45 pm -

3 stops56h 14m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/10

$602

Thu 10/293:40 pm -

3 stops36h 07m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/9

$611

Mon 12/710:45 pm -

3 stops57h 15m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/8

$623

Wed 10/2112:40 pm -

3 stops44h 19m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/8

$632

Wed 10/2812:45 pm -

3 stops44h 05m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/9

$638

Thu 12/103:40 pm -

3 stops37h 10m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/10

$644

Mon 12/1410:45 pm -

3 stops57h 15m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/8

$650

Find flight deals from Hanoi to Reagan-National

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$1,162 (United Airlines)
One-way from	$554 (Kiwi.com)
Popular in	October
Cheapest in	September
Average price	$935

Provider with most accurate pricing for Hanoi Noibai-Washington, D.C. Reagan-National flight deals.

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Provider most trusted by Cheapflights users for Hanoi Noibai-Washington, D.C. Reagan-National flights.

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From Hanoi Noibai to Washington, D.C. Reagan-National

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

Search Deals

Highest demand for flights based on searches. 22% potential increase in price ($452 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 15% potential price decrease ($211 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HanoiWashington, D.C.

HAN Hanoi Noibai - DCA Washington, D.C. Reagan-National

HANDCA

Hanoi Noibai

Wed 10/21

12:40 pm-9:59 pm

3 stops44h 19m

Washington, D.C. Reagan-National

Wed 12/31

12:00 am-1:00 pm

Nonstop0h 00m

$632

HanoiWashington, D.C.

HAN Hanoi Noibai - DCA Washington, D.C. Reagan-National

HANDCA

Hanoi Noibai

Fri 10/2

9:00 am-8:00 pm

2 stops46h 00m

Washington, D.C. Reagan-National

Wed 12/31

12:00 am-1:00 pm

Nonstop0h 00m

$634

HanoiWashington, D.C.

HAN Hanoi Noibai - DCA Washington, D.C. Reagan-National

HANDCA

Hanoi Noibai

Tue 1/12

7:35 am-4:03 pm

3 stops44h 28m

Washington, D.C. Reagan-National

Wed 12/31

12:00 am-1:00 pm

Nonstop0h 00m

$638

HanoiWashington, D.C.

HAN Hanoi Noibai - DCA Washington, D.C. Reagan-National

HANDCA

Hanoi Noibai

Mon 12/14

10:45 pm-8:00 pm

3 stops57h 15m

Washington, D.C. Reagan-National

Wed 12/31

12:00 am-1:00 pm

Nonstop0h 00m

$650

HanoiWashington, D.C.

HAN Hanoi Noibai - DCA Washington, D.C. Reagan-National

HANDCA

Hanoi Noibai

Thu 10/1

3:40 pm-4:59 pm

3 stops36h 19m

Washington, D.C. Reagan-National

Wed 12/31

12:00 am-1:00 pm

Nonstop0h 00m

$680

HanoiWashington, D.C.

HAN Hanoi Noibai - DCA Washington, D.C. Reagan-National

HANDCA

Hanoi Noibai

Wed 10/28

11:50 pm-4:47 pm

3 stops51h 57m

Washington, D.C. Reagan-National

Wed 12/31

12:00 am-1:00 pm

Nonstop0h 00m

$699

HanoiWashington, D.C.

HAN Hanoi Noibai - DCA Washington, D.C. Reagan-National

HANDCA

Hanoi Noibai

Tue 12/1

12:35 pm-8:00 pm

2 stops43h 25m

Washington, D.C. Reagan-National

Wed 12/31

12:00 am-1:00 pm

Nonstop0h 00m

$702

HanoiWashington, D.C.

HAN Hanoi Noibai - DCA Washington, D.C. Reagan-National

HANDCA

Hanoi Noibai

Sun 11/8

9:00 am-8:00 pm

2 stops47h 00m

Washington, D.C. Reagan-National

Wed 12/31

12:00 am-1:00 pm

Nonstop0h 00m

$716

Quickest round-trip

HanoiWashington, D.C.

HAN Hanoi Noibai - DCA Washington, D.C. Reagan-National

HANDCA

Hanoi Noibai

Fri 10/23

12:05 pm-11:44 pm

2 stops22h 39m

Washington, D.C. Reagan-National

Wed 12/31

12:00 am-1:00 pm

Nonstop0h 00m

$722

HanoiWashington, D.C.

HAN Hanoi Noibai - DCA Washington, D.C. Reagan-National

HANDCA

Hanoi Noibai

Thu 1/14

5:30 pm-5:59 pm

2 stops36h 29m

Washington, D.C. Reagan-National

Wed 12/31

12:00 am-1:00 pm

Nonstop0h 00m

$745

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/8

Showing 1-10 of 17 resultsSorted by cheapest first

Most accurate provider: When it comes to deals on Hanoi-Washington, D.C. Reagan-National Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Hanoi-Washington, D.C. Reagan-National Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Hanoi-Washington, D.C. Reagan-National Airport flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Hanoi-Washington, D.C. Reagan-National Airport flights, Cheapflights users trust FlightHub the most. FlightHub 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 Hanoi-Washington, D.C. Reagan-National Airport 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 Hanoi to Reagan-National

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

HAN-DCA

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

What airport do you fly from for flights from Hanoi to Washington, D.C. Reagan-National?
If you book a flight to Washington, D.C. Reagan-National from Hanoi, you will be flying from Noibai, which is the city’s only airport. Hanoi Noibai (HAN) is located 14.2 mi from the center of Hanoi. There are 0 flights from Noibai to Washington, D.C. Reagan-National per day from 0 different airlines.
How long is the flight from Hanoi to Washington, D.C. Reagan-National Airport?
A quick flight from Hanoi to Washington, D.C. Reagan-National Airport can take about 32h 46m. United Airlines provides one of the quickest options available for as low as $1,162. There are 8276 mi between Hanoi and Washington, D.C. Reagan-National Airport.
Can I find deals for flights from Hanoi to Reagan-National that include hotel bookings?
Yes. In addition to deals on Hanoi to Reagan-National flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Hanoi to Reagan-National?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Hanoi to Reagan-National.
Can I find deals for business class flights from Hanoi to Reagan-National?
Yes. Cheapflights offers flight deals from Hanoi 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.

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$554+ Cheap flights from Hanoi (HAN) to Reagan-National (DCA)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/2. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Hanoi to Reagan-National with Cheapflights

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Cheap flight deals from Hanoi to Reagan-National

Cheapest flights from Hanoi to Reagan-NationalExplore the most affordable flight options available from Hanoi to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2026.

Explore the most affordable flight options available from Hanoi to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2026.

Best flights from Hanoi to Reagan-NationalDiscover carefully curated flight deals from Hanoi to Reagan-National that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2026.

Discover carefully curated flight deals from Hanoi to Reagan-National that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2026.

Last-minute flights from Hanoi to Reagan-NationalDiscover last-minute flight deals from Hanoi to Reagan-National. Data last updated September 11, 2026 and is based on user searches.

Discover last-minute flight deals from Hanoi to Reagan-National. Data last updated September 11, 2026 and is based on user searches.

One-way flights from Hanoi to Reagan-NationalSearch for one-way flight options from Hanoi to Reagan-National. Find affordable one-way fares based on user searches. Data last updated September 11, 2026.

Search for one-way flight options from Hanoi to Reagan-National. Find affordable one-way fares based on user searches. Data last updated September 11, 2026.

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

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

Related info for your journey

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

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

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

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

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

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Hanoi and Reagan-National flights

Browse other Hanoi and Reagan-National flight options. Last updated on September 11, 2026.

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Cheapest flights from Hanoi to Reagan-National
Explore the most affordable flight options available from Hanoi to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2026.

Best flights from Hanoi to Reagan-National
Discover carefully curated flight deals from Hanoi to Reagan-National that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2026.

Last-minute flights from Hanoi to Reagan-National
Discover last-minute flight deals from Hanoi to Reagan-National. Data last updated September 11, 2026 and is based on user searches.

One-way flights from Hanoi to Reagan-National
Search for one-way flight options from Hanoi to Reagan-National. Find affordable one-way fares based on user searches. Data last updated September 11, 2026.