฿20,876+ Cheap flights to Reagan-National

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 12/12. Fares are subject to change and may not be available on all flights or dates of travel.
— DCA
28 Jul — 4 Aug1
1 adult
1 adult, Economy, 0 bags

Flights to Reagan-National in 2026

Enter your travel dates to find the best prices.

Cheapest flights to Reagan-National Airport
Explore the most affordable flight options available to Reagan-National Airport. Find the lowest fares based on data from user searches, with prices last updated on 28 June 2026.

Sun 4/1009:35
BKK
-
DCA
2 stops45h 34m
United Airlines
Sat 24/1016:24
DCA
-
BKK
3 stops32h 06m
United Airlines
Deal found 27/6฿29,452
Thu 10/909:35
BKK
-
DCA
2 stops47h 24m
United Airlines
Sun 13/906:30
DCA
-
BKK
2 stops35h 05m
United Airlines
Deal found 24/6฿31,148
Tue 25/807:00
BKK
-
DCA
2 stops26h 30m
United Airlines
Fri 28/820:20
DCA
-
BKK
2 stops40h 35m
United Airlines
Deal found 25/6฿31,281
Thu 17/907:00
BKK
-
DCA
2 stops24h 09m
United Airlines
Mon 21/908:25
DCA
-
BKK
2 stops28h 30m
United Airlines
Deal found 26/6฿31,314
Thu 27/807:00
BKK
-
DCA
2 stops26h 13m
United Airlines
Tue 29/916:24
DCA
-
BKK
3 stops30h 11m
United Airlines
Deal found 25/6฿31,779

Find flight deals to Reagan-National Airport

Find the latest flights to Reagan-National in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 17,341 searches and data was last updated on 28 June 2026.

Return from

฿29,452

One-way from

฿20,876

Popular in

April

Cheapest in

October

Average price

฿36,666
United Airlines
  • United Airlines
  • 4/10-24/10
  • 5 total stops
  • 77h 40m total
  • Bangkok to Washington, D.C.
Search Deals
แอร์แคนาดา
  • แอร์แคนาดา
  • 12/12
  • 2 total stops
  • 38h 04m total
  • Bangkok to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (฿7,890 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (฿2,110 potential savings vs. average return price).
Search Deals
Average for return flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Locate flights to Reagan-National that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 17,341 searches and data was last updated on 28 June 2026.
Use the filters below to find and compare flights to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

BangkokWashington, D.C.

BKK - DCA

BKKDCA

Bangkok Suvarnabhumi

Thu 10/9

07:00-21:59

2 stops25h 59m

Washington, D.C. Reagan-National

Sun 13/9

13:04-09:35

3 stops33h 31m

฿31,447

BangkokWashington, D.C.

BKK - DCA

BKKDCA

Bangkok Suvarnabhumi

Thu 26/11

16:55-08:19

3 stops27h 24m

Washington, D.C. Reagan-National

Thu 4/2

07:00-00:20

2 stops29h 20m

฿37,763

BangkokWashington, D.C.

BKK - DCA

BKKDCA

Bangkok Suvarnabhumi

Tue 21/7

15:45-08:54

3 stops28h 09m

Washington, D.C. Reagan-National

Mon 10/8

07:55-23:55

2 stops29h 00m

฿37,763

BangkokWashington, D.C.

BKK - DCA

BKKDCA

Bangkok Suvarnabhumi

Fri 10/7

07:00-22:30

2 stops26h 30m

Washington, D.C. Reagan-National

Wed 22/7

18:10-09:35

3 stops28h 25m

฿37,929

BangkokWashington, D.C.

BKK - DCA

BKKDCA

Bangkok Suvarnabhumi

Wed 22/7

07:00-22:30

2 stops26h 30m

Washington, D.C. Reagan-National

Wed 29/7

18:10-09:35

3 stops28h 25m

฿39,658

BangkokWashington, D.C.

BKK - DCA

BKKDCA

Bangkok Suvarnabhumi

Wed 22/7

07:00-22:30

2 stops26h 30m

Washington, D.C. Reagan-National

Sat 8/8

09:30-04:35

2 stops32h 05m

฿41,353

BangkokWashington, D.C.

BKK - DCA

BKKDCA

Bangkok Suvarnabhumi

Fri 24/7

07:00-23:59

2 stops27h 59m

Washington, D.C. Reagan-National

Fri 31/7

18:10-09:35

3 stops28h 25m

฿41,420
Fastest return journey

BangkokWashington, D.C.

BKK - DCA

BKKDCA

Bangkok Suvarnabhumi

Tue 25/8

09:50-23:48

2 stops24h 58m

Washington, D.C. Reagan-National

Thu 1/10

09:40-23:35

2 stops26h 55m

฿43,813
Cheapest one-way

BangkokWashington, D.C.

BKK - DCA

BKKDCA

Bangkok Suvarnabhumi

Sat 17/10

20:15-22:57

2 stops37h 42m

฿21,973

BangkokWashington, D.C.

BKK - DCA

BKKDCA

Bangkok Suvarnabhumi

Sat 24/10

20:15-22:57

2 stops37h 42m

฿22,039

Flights are sorted by cheapest return flights first.

Deals found on 27/6

Showing 1-10 of 20 resultsSorted by cheapest first
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Best time to book a flight to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National with our price prediction graph.
Estimated return 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 to Washington, D.C. Reagan-National Airport

How long is the flight to Reagan-National?

On average, a flight from Bangkok to Reagan-National takes 24 hours 17 minutes. Flights to Reagan-National from other popular cities in Thailand will vary in length. Below are a few examples of popular routes and their flight times.

Rainfall in Reagan-National by month

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

In terms of precipitation, rainfall in Reagan-National ranges from 66.0 - 102.0 mm per month. May is typically the wettest month, when rainfall can reach 102.0 mm. February is typically the driest time to visit Reagan-National when rainfall is around 66.0 mm.

Temperature in Reagan-National by month

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

If weather is an important factor for your trip to Reagan-National, 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 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).

FAQs about flying to Reagan-National

  • Can I find cheaper flights to Reagan-National if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Reagan-National on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the cheapest airport to fly to in Reagan-National?

    Washington, D.C. Reagan-National is currently the cheapest airport to fly to in Reagan-National. One-way flights to Washington, D.C. Reagan-National typically cost ฿3,107, while return flights cost around ฿50,103.

  • Where does the fastest flight to Reagan-National depart from?

    For those looking to save time traveling to Reagan-National, Bangkok offers the quickest one-way flight (24 hours 17 minutes).

  • Does Washington, D.C. Reagan-National have rental cars?

    Yes. Those touching down at Washington, D.C. Reagan-National can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Washington, D.C. Reagan-National?

    Yes. Washington, D.C. Reagan-National has hotels nearby for those requiring accommodations. Arlington Fully Furnished Apartments in Crystal City is the closest property to Washington, D.C. Reagan-National (0.0 km away from Washington, D.C. Reagan-National).

See more FAQs

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Certainly. Search results for flights to Reagan-National shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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