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 31h 52m. United Airlines provides one of the quickest options available for as low as $1,212. 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.

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.

$548+ 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 October 30, 2026.

Mon 11/2312:25 am -

2 stops31h 52m

Sat 11/287:00 am -

2 stops28h 05m

Deal found 10/28

$1,212

Sat 12/1912:35 am -

2 stops30h 38m

Sat 1/237:00 am -

2 stops28h 15m

Deal found 10/30

$1,264

Fri 10/3012:35 pm -

2 stops40h 22m

Mon 3/86:59 pm -

2 stops58h 16m

Deal found 10/26

$1,281

Sat 11/712:25 am -

2 stops32h 46m

Tue 11/247:00 am -

2 stops28h 05m

Deal found 10/26

$1,312

Sun 12/206:20 pm -

2 stops59h 36m

Sat 1/236:59 pm -

2 stops52h 36m

Deal found 10/30

$1,331

Mon 11/212:35 pm -

2 stops41h 24m

Thu 3/46:59 pm -

2 stops58h 16m

Deal found 10/26

$1,350

Fri 12/411:55 pm -

2 stops26h 04m

Fri 12/117:47 am -

2 stops26h 38m

Deal found 10/30

$1,605

Sat 12/127:25 pm -

2 stops26h 45m

Sat 12/196:59 pm -

2 stops35h 16m

Deal found 10/28

$2,096

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 October 30, 2026.

Mon 11/2312:25 am -

2 stops31h 52m

Sat 11/287:00 am -

2 stops28h 05m

Deal found 10/28

$1,212

Fri 12/411:55 pm -

2 stops26h 04m

Fri 12/117:47 am -

2 stops26h 38m

Deal found 10/30

$1,605

Thu 12/1011:40 am -

2 stops31h 20m

Thu 12/1710:30 am -

2 stops36h 00m

Deal found 10/26

$2,223

Sun 12/1311:05 pm -

2 stops30h 15m

Sun 12/205:10 pm -

2 stops30h 00m

Deal found 10/29

$2,224

Sat 12/1912:35 am -

2 stops30h 38m

Sat 1/237:00 am -

2 stops28h 15m

Deal found 10/30

$1,264

Mon 1/1112:35 am -

2 stops30h 38m

Wed 1/276:20 am -

2 stops28h 55m

Deal found 10/28

$3,585

Sat 12/126:20 pm -

2 stops33h 45m

Sat 12/195:00 pm -

2 stops30h 35m

Deal found 10/28

$2,481

Sun 12/137:25 pm -

3 stops33h 30m

Sun 12/206:59 am -

2 stops29h 41m

Deal found 10/29

$2,522

Last-minute flights from Hanoi to Reagan-National
Discover last-minute flight deals from Hanoi to Reagan-National. Data last updated October 30, 2026 and is based on user searches.

Fri 10/3012:35 pm -

2 stops40h 22m

Mon 3/86:59 pm -

2 stops58h 16m

Deal found 10/26

$1,281

Mon 11/212:35 pm -

2 stops41h 24m

Thu 3/46:59 pm -

2 stops58h 16m

Deal found 10/26

$1,350

Sat 11/712:25 am -

2 stops32h 46m

Tue 11/247:00 am -

2 stops28h 05m

Deal found 10/26

$1,312

Mon 11/2312:25 am -

2 stops31h 52m

Sat 11/287:00 am -

2 stops28h 05m

Deal found 10/28

$1,212

Mon 11/2312:25 am -

2 stops32h 46m

Thu 12/37:42 am -

2 stops27h 33m

Deal found 10/25

$3,759

Sat 11/2811:55 pm -

2 stops30h 09m

Thu 12/105:00 am -

2 stops29h 25m

Deal found 10/26

$5,482

Sun 11/2911:55 pm -

2 stops33h 09m

Sun 12/66:00 am -

2 stops26h 50m

Deal found 10/26

$5,091

Mon 11/3011:55 pm -

2 stops30h 09m

Mon 12/146:00 am -

2 stops26h 50m

Deal found 10/30

$4,809

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 October 30, 2026.

Sun 11/159:00 am -

3 stops43h 47m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/26

$548

Tue 11/179:00 am -

3 stops48h 50m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/27

$550

Fri 12/49:00 am -

3 stops43h 55m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/26

$553

Sun 12/209:00 am -

3 stops48h 59m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/26

$559

Tue 12/153:40 pm -

3 stops42h 19m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/26

$560

Sun 12/64:30 am -

3 stops48h 25m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/26

$564

Thu 12/31:20 pm -

3 stops42h 40m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/26

$569

Wed 12/93:45 pm -

3 stops37h 10m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/26

$579

Find flight deals from Hanoi to Reagan-National

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$1,212 (United Airlines)
One-way from	$548 (Kiwi.com)
Popular in	March
Cheapest in	October
Average price	$1,193

Provider with most accurate pricing for Hanoi Noibai-Washington, D.C. (WAS) flight deals.

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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. 4% potential increase in price ($67 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($42 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in October 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

Tue 12/8

9:00 am-9:59 pm

3 stops48h 59m

Washington, D.C. Reagan-National

Wed 12/31

12:00 am-1:00 pm

Nonstop0h 00m

$553

HanoiWashington, D.C.

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

HANDCA

Hanoi Noibai

Mon 11/16

12:20 pm-4:20 pm

2 stops40h 00m

Washington, D.C. Reagan-National

Wed 12/31

12:00 am-1:00 pm

Nonstop0h 00m

$606

HanoiWashington, D.C.

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

HANDCA

Hanoi Noibai

Wed 12/9

11:05 pm-4:05 pm

2 stops53h 00m

Washington, D.C. Reagan-National

Wed 12/31

12:00 am-1:00 pm

Nonstop0h 00m

$606

HanoiWashington, D.C.

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

HANDCA

Hanoi Noibai

Thu 12/10

8:15 am-4:50 pm

2 stops44h 35m

Washington, D.C. Reagan-National

Wed 12/31

12:00 am-1:00 pm

Nonstop0h 00m

$645

HanoiWashington, D.C.

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

HANDCA

Hanoi Noibai

Mon 12/14

8:15 am-4:50 pm

2 stops44h 35m

Washington, D.C. Reagan-National

Wed 12/31

12:00 am-1:00 pm

Nonstop0h 00m

$645

HanoiWashington, D.C.

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

HANDCA

Hanoi Noibai

Fri 12/11

8:15 am-4:50 pm

2 stops44h 35m

Washington, D.C. Reagan-National

Wed 12/31

12:00 am-1:00 pm

Nonstop0h 00m

$645

HanoiWashington, D.C.

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

HANDCA

Hanoi Noibai

Sun 12/20

8:15 am-4:59 pm

2 stops44h 44m

Washington, D.C. Reagan-National

Wed 12/31

12:00 am-1:00 pm

Nonstop0h 00m

$645

HanoiWashington, D.C.

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

HANDCA

Hanoi Noibai

Wed 11/18

8:15 am-5:55 pm

2 stops45h 40m

Washington, D.C. Reagan-National

Wed 12/31

12:00 am-1:00 pm

Nonstop0h 00m

$645

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

Quickest round-trip

HanoiWashington, D.C.

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

HANDCA

Hanoi Noibai

Fri 12/25

12:20 pm-4:06 pm

2 stops39h 46m

Washington, D.C. Reagan-National

Wed 12/31

12:00 am-1:00 pm

Nonstop0h 00m

$724

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/26

Showing 1-10 of 20 resultsSorted by cheapest first

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 31h 52m. United Airlines provides one of the quickest options available for as low as $1,212. 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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$548+ 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 11/15. 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 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 October 30, 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 October 30, 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 October 30, 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 October 30, 2026.

Last-minute flights from Hanoi to Reagan-NationalDiscover last-minute flight deals from Hanoi to Reagan-National. Data last updated October 30, 2026 and is based on user searches.

Discover last-minute flight deals from Hanoi to Reagan-National. Data last updated October 30, 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 October 30, 2026.

Search for one-way flight options from Hanoi to Reagan-National. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.

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

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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

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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 October 30, 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 October 30, 2026.

Last-minute flights from Hanoi to Reagan-National
Discover last-minute flight deals from Hanoi to Reagan-National. Data last updated October 30, 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 October 30, 2026.