Cheapest return flights from Washington to Bangkok in January from $857

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

Return flights

14 Jan - 28 Jan Etihad Airways
12 Jan - 25 Jan ANA
21 Jan - 24 Feb Qatar Airways
13 Jan - 23 Feb Qatar Airways
23 Jan - 01 Feb Korean Air
18 Jan - 01 Feb Turkish Airlines
07 Jan - 12 Feb Turkish Airlines
25 Jan - 14 Feb Etihad Airways
29 Jan - 11 Feb Delta
17 Jan - 31 Jan Delta
06 Jan - 25 Jan IndiGo
03 Jan - 22 Jan IndiGo
05 Jan - 14 Feb Delta
01 Jan - 23 Jan jetBlue

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

Skyscanner

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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