Cheapest return flights from Washington to Bangkok in January from $1054

Best time to book flights for Washington (IAD) to Bangkok (BKK) flights at AirHint

AirHint found the following cheapest return flights from Washington (IAD) to Bangkok (BKK) in January 2026 (see full year).

Return flights

14 Jan - 18 Feb Alaska Airlines
13 Jan - 23 Feb Alaska Airlines
14 Jan - 20 Jan Alaska Airlines
08 Jan - 12 Feb Turkish Airlines
10 Jan - 18 Feb Alaska Airlines
05 Jan - 21 Jan Alaska Airlines
04 Jan - 10 Jan TAP
07 Jan - 11 Feb Turkish Airlines
13 Jan - 14 Jan Emirates

Also check the deals for one-way flights from Washington to Bangkok in January.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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