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

BKK — DCA
4 Feb — 11 Feb1
1 adult
1 adult, Economy, 0 bags

Cheapflights users flying from Bangkok to Washington, D.C. on United Airlines typically fly into Washington, D.C. Reagan-National and depart from Bangkok Suvarnabhumi. Select your dates above for pricing.

United Airlines flights from Suvarnabhumi to Reagan-National in 2026

Find detailed information about United Airlines flights from Suvarnabhumi to Reagan-National. Explore the options provided by United Airlines to plan your journey from Suvarnabhumi to Reagan-National. Data last updated 5 January 2026.

One-way from

฿27,507

Return from

฿33,015
United Airlines
  • United Airlines
  • 26/1
  • 3 total stops
  • 40h 19m total
  • Bangkok to Washington, D.C.
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United Airlines
  • United Airlines
  • 10/6-16/9
  • 5 total stops
  • 72h 33m total
  • Bangkok to Washington, D.C.
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  • How do most travelers feel about United Airlines?

    The average rating from 9,138 United Airlines reviews by Cheapflights users is 7.4 (out of a maximum rating of 10). If you are considering flying BKK-DCA with Cheapflights, apply your desired dates to the form above to see our best pricing for your trip to Washington, D.C. Reagan-National Airport with United Airlines.

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Cheapest United Airlines flights from Suvarnabhumi to Reagan-National
Explore the most affordable United Airlines flight options available from Suvarnabhumi to Reagan-National. Find the lowest fares with prices last updated on 5 January 2026.

Mon 2/216:55BKK - DCA
3 stops30h 01mUnited Airlines
Mon 9/206:00DCA - BKK
2 stops30h 20mUnited Airlines
Deal found 3/1฿33,518
Fri 9/107:10BKK - DCA
2 stops26h 42mUnited Airlines
Sun 29/314:00DCA - BKK
2 stops27h 35mUnited Airlines
Deal found 3/1฿150,313
Fri 9/107:10BKK - DCA
2 stops24h 22mUnited Airlines
Fri 3/406:30DCA - BKK
2 stops30h 25mUnited Airlines
Deal found 3/1฿150,407

Travel insights for United Airlines flights from Suvarnabhumi to Reagan-National

Get recent, data-driven insights about United Airlines flights from Suvarnabhumi to Reagan-National including ideal travel times, pricing trends, and more.

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 Washington, D.C. Reagan-National Airport 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. Reagan-National Airport 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 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 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 Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National 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 5 January 2026.
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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 5 January 2026.
United Airlines
7.4
Good
9,138 reviews
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Overview

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Food

6.6

Crew

8.1

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