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Air China flights from Washington, D.C. Dulles Intl Airport to Bangkok Suvarnabhumi Airport (IAD - BKK)

IAD — BKK
19 Aug — 26 Aug1
1 adult
1 adult, Economy, 0 bags

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Cheapest Air China flights from Dulles Intl to Suvarnabhumi
Explore the most affordable Air China flight options available from Dulles Intl to Suvarnabhumi. Find the lowest fares with prices last updated on 20 July 2026.

Fri 28/823:00
IAD
-
BKK
1 stop32h 20m
Air China
Mon 7/914:50
BKK
-
IAD
1 stop39h 40m
Air China
Deal found 16/7฿31,886
Fri 21/823:00
IAD
-
BKK
1 stop27h 35m
Air China
Thu 17/914:50
BKK
-
IAD
1 stop39h 40m
Air China
Deal found 18/7฿33,767
Fri 14/823:00
IAD
-
BKK
1 stop27h 35m
Air China
Thu 20/819:35
BKK
-
IAD
1 stop34h 55m
Air China
Deal found 16/7฿41,428

Air China flights from Dulles Intl to Suvarnabhumi in 2026

Find detailed information about Air China flights from Dulles Intl to Suvarnabhumi. Explore the options provided by Air China to plan your journey from Dulles Intl to Suvarnabhumi. Data last updated 20 July 2026.

One-way from

฿16,262

Return from

฿31,886

Popular in

December

Cheapest in

September

Average price (all airlines)

฿40,151
Air China
  • Air China
  • 11/8
  • 1 total stop
  • 27h 35m total
  • Washington, D.C. to Bangkok
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Air China
  • Air China
  • 27/11-17/12
  • 2 total stops
  • 67h 05m total
  • Washington, D.C. to Bangkok
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Highest demand for flights from Washington, D.C. Dulles Intl to Bangkok Suvarnabhumi; 5% potential price increase.
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Best time to find cheap flights from Washington, D.C. Dulles Intl to Bangkok Suvarnabhumi; 3% potential price drop.
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Average price for all Washington, D.C. Dulles Intl to Bangkok Suvarnabhumi flights (one-way and round-trip).
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Rainfall in Suvarnabhumi by month

Plan your trip to Suvarnabhumi by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Bangkok Suvarnabhumi Airport ranges from 10.0 - 320.0 inches per month. September is typically the wettest month, when rainfall can reach 320.0 mm. January is typically the driest time to visit Bangkok Suvarnabhumi Airport when rainfall is around 10.0 mm.

Temperature in Suvarnabhumi by month

Plan your trip to Suvarnabhumi by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Bangkok Suvarnabhumi Airport, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 30.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 26.0 C).

Best time to book a flight from Dulles Intl to Suvarnabhumi

Have a flexible travel schedule? Discover the best time to fly to Suvarnabhumi from Dulles Intl 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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See what others are saying about Air China

Read reviews and see what other travellers are saying about their experiences with Air China. 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 Air China for your next flight. Reviews last updated 20 July 2026.
Air China
7.4
Good
156 reviews
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Overview

Food

7.2

Crew

8.0

Entertainment

6.5

Boarding

7.8

Comfort

7.2

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