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United Airlines flights from Bangkok Suvarnabhumi Airport to Washington, D.C. (BKK - WAS)

BKK — WAS
12 Aug — 19 Aug1
1 adult
1 adult, Economy, 0 bags

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Cheapest United Airlines flights from Suvarnabhumi to Washington, D.C.
Explore the most affordable United Airlines flight options available from Suvarnabhumi to Washington, D.C.. Find the lowest fares with prices last updated on 13 July 2026.

Thu 27/807:00
BKK
-
IAD
2 stops33h 55m
United Airlines
Fri 28/808:20
IAD
-
BKK
2 stops33h 15m
United Airlines
Deal found 10/7฿34,072
Mon 13/709:35
BKK
-
IAD
1 stop41h 15m
United Airlines
Mon 20/717:42
IAD
-
BKK
3 stops28h 53m
United Airlines
Deal found 12/7฿34,239
Thu 27/807:00
BKK
-
DCA
2 stops26h 30m
United Airlines
Fri 28/809:30
DCA
-
BKK
2 stops32h 05m
United Airlines
Deal found 10/7฿34,273

  • How do most travelers feel about United Airlines?

    9,983 Cheapflights users have left reviews for United Airlines and have rated the airline 7.4/10. If you are looking to travel from Bangkok Suvarnabhumi Airport to Washington, D.C. on United Airlines, input your dates in the form above for our best prices!

  • Can I get a flight from Bangkok Suvarnabhumi Airport to Washington, D.C. on United Airlines for under ฿36,745?

    Cheapflights currently has 18 BKK-WAS flights for under ฿36,745. Flights to Washington, D.C. will vary based on many factors, like date and time. Click here to find the best price for your dates on Cheapflights.

United Airlines flights from Suvarnabhumi to Washington, D.C. in 2026

Find detailed information about United Airlines flights from Suvarnabhumi to Washington, D.C.. Explore the options provided by United Airlines to plan your journey from Suvarnabhumi to Washington, D.C.. Data last updated 13 July 2026.

One-way from

฿29,596

Return from

฿34,039

Popular in

April

Cheapest in

October

Average price (all airlines)

฿36,244
United Airlines
  • United Airlines
  • 18/8
  • 2 total stops
  • 39h 20m total
  • Bangkok to Washington, D.C.
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United Airlines
  • United Airlines
  • 25/9-27/10
  • 3 total stops
  • 67h 05m total
  • Bangkok to Washington, D.C.
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Highest demand for flights from Bangkok Suvarnabhumi to Washington, D.C.; 13% potential price increase.
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Best time to find cheap flights from Bangkok Suvarnabhumi to Washington, D.C.; 4% potential price drop.
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Average price for all Bangkok Suvarnabhumi to Washington, D.C. flights (one-way and round-trip).
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Which month is the cheapest to fly Economy class from Bangkok Suvarnabhumi Airport to Washington, D.C.?

For Economy class flights, the cheapest month to fly this route is June. The most expensive months are April and November.

Rainfall in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average rainfall totals by month.

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

Temperature in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C., 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).

Best time to book a flight from Suvarnabhumi to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Suvarnabhumi 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.

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Other United Airlines flights from Suvarnabhumi

Browse through other United Airlines flights departing from Suvarnabhumi. Flight routes are based on user searches made on Cheapflights and were last updated on 13 July 2026.
United Airlines flights from Suvarnabhumi to Denver

See what others are saying about United Airlines

Read reviews and see what other travellers are saying about their experiences with United Airlines. Get insights from real passengers regarding the airline's services, customer satisfaction, and overall travel experience. Use these reviews to inform your decision when choosing United Airlines for your next flight. Reviews last updated 13 July 2026.
United Airlines
7.4
Good
9,986 reviews
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Overview

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Food

6.6

Crew

8.1

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