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฿18,431+ 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 21/4. Fares are subject to change and may not be available on all flights or dates of travel.
— DCA
10 Apr — 17 Apr1
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 11 March 2026.

Fri 28/807:00
BKK
-
DCA
2 stops25h 53m
United Airlines
Fri 11/906:00
DCA
-
BKK
2 stops30h 55m
United Airlines
Deal found 10/3฿25,544
Tue 6/1015:45
BKK
-
DCA
3 stops31h 38m
United Airlines
Mon 19/1006:00
DCA
-
BKK
2 stops30h 55m
United Airlines
Deal found 6/3฿25,797
Fri 4/1216:55
BKK
-
DCA
3 stops26h 24m
United Airlines
Tue 8/1207:50
DCA
-
BKK
2 stops39h 35m
United Airlines
Deal found 8/3฿25,892
Fri 28/807:00
BKK
-
DCA
2 stops25h 53m
United Airlines
Wed 16/906:00
DCA
-
BKK
2 stops30h 55m
United Airlines
Deal found 10/3฿26,176
Fri 9/1017:30
BKK
-
DCA
2 stops37h 30m
Multiple Airlines
Fri 23/1009:59
DCA
-
BKK
2 stops36h 51m
Multiple Airlines
Deal found 10/3฿31,139
Mon 18/501:35
BKK
-
DCA
2 stops29h 31m
Multiple Airlines
Tue 17/1109:59
DCA
-
BKK
2 stops36h 46m
Multiple Airlines
Deal found 10/3฿31,993
Tue 21/416:45
BKK
-
DCA
2 stops38h 15m
Multiple Airlines
Tue 28/409:59
DCA
-
BKK
2 stops37h 26m
Multiple Airlines
Deal found 7/3฿32,088
Tue 6/1007:00
BKK
-
DCA
2 stops25h 53m
United Airlines
Sun 1/1110:30
DCA
-
BKK
2 stops30h 40m
United Airlines
Deal found 9/3฿32,183
Tue 21/415:45
BKK
-
DCA
3 stops38h 05m
United Airlines
Tue 28/417:59
DCA
-
BKK
2 stops28h 36m
United Airlines
Deal found 7/3฿32,815

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 11 March 2026.

Return from

฿25,259

One-way from

฿18,431

Popular in

August

Cheapest in

October

Average price

฿44,227
United Airlines
  • United Airlines
  • 19/5-19/10
  • 3 total stops
  • 69h 45m total
  • Bangkok to Washington, D.C.
Search Deals
กัลฟ์แอร์
  • กัลฟ์แอร์
  • 21/4
  • 2 total stops
  • 37h 02m total
  • Bangkok to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (฿533 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (฿992 potential savings vs. average return price).
Search Deals
Average for return flights in March 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 11 March 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 22/4

21:40-17:30

2 stops30h 50m

Washington, D.C. Reagan-National

Sun 12/7

09:00-23:35

2 stops27h 35m

฿36,450

BangkokWashington, D.C.

BKK - DCA

BKKDCA

Bangkok Suvarnabhumi

Wed 22/4

21:40-17:30

2 stops30h 50m

Washington, D.C. Reagan-National

Wed 8/7

10:00-23:35

2 stops26h 35m

฿36,450

BangkokWashington, D.C.

BKK - DCA

BKKDCA

Bangkok Suvarnabhumi

Wed 22/4

21:40-17:30

2 stops30h 50m

Washington, D.C. Reagan-National

Tue 7/7

09:00-01:05

2 stops29h 05m

฿36,450

BangkokWashington, D.C.

BKK - DCA

BKKDCA

Bangkok Suvarnabhumi

Fri 24/4

07:00-22:28

2 stops26h 28m

Washington, D.C. Reagan-National

Fri 1/5

06:30-09:35

3 stops40h 05m

฿36,988

BangkokWashington, D.C.

BKK - DCA

BKKDCA

Bangkok Suvarnabhumi

Wed 22/4

15:45-09:59

3 stops29h 14m

Washington, D.C. Reagan-National

Wed 29/4

07:30-23:55

2 stops29h 25m

฿37,336

BangkokWashington, D.C.

BKK - DCA

BKKDCA

Bangkok Suvarnabhumi

Tue 21/4

21:40-14:56

2 stops28h 16m

Washington, D.C. Reagan-National

Mon 13/7

10:00-23:35

2 stops26h 35m

฿39,833

BangkokWashington, D.C.

BKK - DCA

BKKDCA

Bangkok Suvarnabhumi

Fri 10/4

09:50-23:35

2 stops24h 45m

Washington, D.C. Reagan-National

Sun 26/4

16:00-13:35

2 stops34h 35m

฿39,991

BangkokWashington, D.C.

BKK - DCA

BKKDCA

Bangkok Suvarnabhumi

Sat 23/5

15:45-13:04

3 stops32h 19m

Washington, D.C. Reagan-National

Tue 9/6

14:55-09:35

3 stops31h 40m

฿40,181
Fastest return journey

BangkokWashington, D.C.

BKK - DCA

BKKDCA

Bangkok Suvarnabhumi

Fri 24/4

21:40-12:40

2 stops26h 00m

Washington, D.C. Reagan-National

Fri 1/5

10:05-23:35

2 stops26h 30m

฿41,319

BangkokWashington, D.C.

BKK - DCA

BKKDCA

Bangkok Suvarnabhumi

Fri 10/4

15:45-16:04

3 stops35h 19m

Washington, D.C. Reagan-National

Sun 26/4

12:40-09:35

3 stops33h 55m

฿44,891

Flights are sorted by cheapest return flights first.

Deals found on 9/3

Showing 1-10 of 22 resultsSorted by cheapest first
1
2
3

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 22 hours 0 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.

What are the most popular airlines that fly to Reagan-National?

The most popular airline flying from Bangkok to Reagan-National is United Airlines.

United Airlines
United Airlines
From ฿33,528

What are the cheapest airlines that fly to Reagan-National?

The cheapest airline flying from Bangkok to Reagan-National is United Airlines.

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).

Reviews of airlines servicing Reagan-National

Get insights into the airlines that provide service to Reagan-National. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Reagan-National. Reviews last updated 11 March 2026.
See what other customers who have flown with United Airlines to the United States have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,414 reviews
Check prices

Overall

7.4

Crew

8.1

Comfort

7.3

Food

6.6

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
United Airlines
7.4
Good
9,414 reviews
United Airlines
7.4
Good
9,414 reviews
Check prices

Overall

7.4

Crew

8.1

Comfort

7.3

Food

6.6

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats

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 best airline to fly to Reagan-National?

    Based on reviews from Cheapflights users, United Airlines is rated the highest out of the airlines that fly to Reagan-National.

  • 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 ฿2,955, while return flights cost around ฿47,648.

  • How much is a return flight to Reagan-National?

    A return flight to Reagan-National will typically cost around ฿47,648, however they can be found for as little as ฿47,648.

  • 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 (22 hours 0 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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