Cheapest return flights from Washington to Warsaw in December from $447

AirHint found the following cheapest return flights from Washington (IAD) to Warsaw (WAW) in December 2025 (see full year).

Return flights

08 Dec - 15 Dec TAP
24 Dec - 07 Jan Scandinavian Airlines
12 Dec - 07 Jan SWISS
12 Dec - 06 Jan SWISS
25 Dec - 07 Jan British Airways
24 Dec - 06 Jan Scandinavian Airlines
25 Dec - 06 Jan Lufthansa
16 Dec - 10 Jan SWISS
23 Dec - 06 Jan Air Canada
24 Dec - 04 Jan Scandinavian Airlines
24 Dec - 05 Jan Air France

Also check the deals for one-way flights from Washington to Warsaw in December.

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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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