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

BKK — IAD
15 Sep — 22 Sep1
1 adult
1 adult, Economy, 0 bags

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Cheapest Air China flights from Suvarnabhumi to Dulles Intl
Explore the most affordable Air China flight options available from Suvarnabhumi to Dulles Intl. Find the lowest fares with prices last updated on 16 August 2026.

Mon 14/901:30 -
1 stop29h 00m
Tue 15/923:00 -
1 stop27h 35m
Deal found 13/8฿38,332
Mon 24/819:35 -
1 stop34h 55m
Fri 11/1222:00 -
1 stop27h 40m
Deal found 14/8฿53,195
Sun 23/818:20 -
2 stops60h 10m
Fri 11/1222:00 -
1 stop32h 05m
Deal found 14/8฿53,791

Air China flights from Suvarnabhumi to Dulles Intl in 2026

Find detailed information about Air China flights from Suvarnabhumi to Dulles Intl. Explore the options provided by Air China to plan your journey from Suvarnabhumi to Dulles Intl. Data last updated 16 August 2026.

One-way from

฿22,576

Return from

฿38,332

Popular in

December

Cheapest in

March

Average price (all airlines)

฿42,006
Air China
  • Air China
  • 9/11
  • 1 total stop
  • 39h 15m total
  • Bangkok to Washington, D.C.
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Air China
  • Air China
  • 14/9-15/9
  • 2 total stops
  • 56h 35m total
  • Bangkok to Washington, D.C.
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Highest demand for flights from Bangkok Suvarnabhumi to Washington, D.C. Dulles Intl; 4% potential price increase.
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Best time to find cheap flights from Bangkok Suvarnabhumi to Washington, D.C. Dulles Intl; 0% potential price drop.
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Average price for all Bangkok Suvarnabhumi to Washington, D.C. Dulles Intl flights (one-way and round-trip).
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Rainfall in Dulles Intl by month

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

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl 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. Dulles Intl Airport when rainfall is around 66.0 mm.

Temperature in Dulles Intl by month

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

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

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl 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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Fly from Suvarnabhumi to Dulles Intl on another airline

Consider alternative airlines that service the Dulles Intl area. Flight routes are based on user searches made on Cheapflights and were last updated on 16 August 2026.
Korean Air flights from Bangkok Suvarnabhumi to Washington, D.C. Dulles Intl

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 16 August 2026.
Air China
7.4
Good
160 reviews
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Overview

Entertainment

6.5

Boarding

7.8

Crew

8.0

Food

7.2

Comfort

7.2

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