Cheapest return flights from Philadelphia to Warsaw in January from $463

AirHint found the following cheapest return flights from Philadelphia (PHL) to Warsaw (WAW) in January 2026 (see full year).

Return flights

11 Jan - 26 Jan Lufthansa
09 Jan - 14 Jan Finnair
09 Jan - 16 Jan Frontier Airlines

Also check the deals for one-way flights from Philadelphia to Warsaw in January.

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