฿20,924+ 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 1/9. Fares are subject to change and may not be available on all flights or dates of travel.
— DCA
14 Jul — 21 Jul1
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 14 June 2026.

Tue 22/907:00
BKK
-
DCA
2 stops36h 55m
United Airlines
Sat 26/916:24
DCA
-
BKK
3 stops30h 11m
United Airlines
Deal found 11/6฿29,358
Tue 16/609:35
BKK
-
DCA
2 stops47h 18m
United Airlines
Wed 24/608:25
DCA
-
BKK
2 stops33h 10m
United Airlines
Deal found 12/6฿30,633
Wed 17/609:35
BKK
-
DCA
2 stops46h 34m
United Airlines
Wed 24/606:00
DCA
-
BKK
2 stops35h 35m
United Airlines
Deal found 10/6฿30,666
Tue 23/609:35
BKK
-
DCA
2 stops47h 18m
United Airlines
Mon 29/608:25
DCA
-
BKK
2 stops33h 10m
United Airlines
Deal found 10/6฿31,058
Wed 17/607:00
BKK
-
DCA
2 stops25h 53m
ANA
Wed 24/609:30
DCA
-
BKK
2 stops32h 05m
ANA
Deal found 10/6฿32,660

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 14 June 2026.

Return from

฿29,358

One-way from

฿20,924

Popular in

April

Cheapest in

October

Average price

฿32,268
United Airlines
  • United Airlines
  • 22/9-26/9
  • 5 total stops
  • 67h 06m total
  • Bangkok to Washington, D.C.
Search Deals
1/9
  • 1/9
  • 2 total stops
  • 35h 29m total
  • Bangkok to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (฿8,484 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (฿2,148 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 14 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

Wed 17/6

15:45-11:59

3 stops31h 14m

Washington, D.C. Reagan-National

Wed 24/6

06:00-23:55

2 stops30h 55m

฿35,733

BangkokWashington, D.C.

BKK - DCA

BKKDCA

Bangkok Suvarnabhumi

Tue 16/6

15:45-08:54

3 stops28h 09m

Washington, D.C. Reagan-National

Wed 24/6

06:00-23:55

2 stops30h 55m

฿35,766

BangkokWashington, D.C.

BKK - DCA

BKKDCA

Bangkok Suvarnabhumi

Wed 17/6

02:35-23:26

2 stops31h 51m

Washington, D.C. Reagan-National

Sun 21/6

09:39-01:05

2 stops28h 26m

฿36,387

BangkokWashington, D.C.

BKK - DCA

BKKDCA

Bangkok Suvarnabhumi

Sun 19/7

09:35-08:54

2 stops58h 19m

Washington, D.C. Reagan-National

Tue 21/7

11:57-09:35

3 stops34h 38m

฿37,107

BangkokWashington, D.C.

BKK - DCA

BKKDCA

Bangkok Suvarnabhumi

Wed 24/6

07:00-21:53

2 stops25h 53m

Washington, D.C. Reagan-National

Tue 30/6

06:00-23:55

2 stops30h 55m

฿37,172
Fastest return journey

BangkokWashington, D.C.

BKK - DCA

BKKDCA

Bangkok Suvarnabhumi

Wed 17/6

07:00-21:53

2 stops25h 53m

Washington, D.C. Reagan-National

Mon 22/6

08:30-23:55

2 stops28h 25m

฿40,637

BangkokWashington, D.C.

BKK - DCA

BKKDCA

Bangkok Suvarnabhumi

Wed 8/7

15:45-13:04

3 stops32h 19m

Washington, D.C. Reagan-National

Thu 16/7

12:59-09:35

3 stops33h 36m

฿45,084

BangkokWashington, D.C.

BKK - DCA

BKKDCA

Bangkok Suvarnabhumi

Mon 3/8

07:05-23:31

2 stops27h 26m

Washington, D.C. Reagan-National

Wed 12/8

11:59-05:30

2 stops30h 31m

฿87,879

BangkokWashington, D.C.

BKK - DCA

BKKDCA

Bangkok Suvarnabhumi

Thu 30/7

15:30-20:00

2 stops39h 30m

Washington, D.C. Reagan-National

Mon 10/8

09:59-08:05

3 stops35h 06m

฿111,647

BangkokWashington, D.C.

BKK - DCA

BKKDCA

Bangkok Suvarnabhumi

Tue 4/8

07:05-23:31

2 stops27h 26m

Washington, D.C. Reagan-National

Wed 12/8

11:59-05:30

2 stops30h 31m

฿113,314

Flights are sorted by cheapest return flights first.

Deals found on 13/6

Showing 1-10 of 21 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 26 hours 43 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 ฿3,056, while return flights cost around ฿49,275.

  • 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 (26 hours 43 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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