Cheapest return flights from Philadelphia to Barcelona in January from $537

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

Return flights

16 Jan - 07 Feb Frontier Airlines
09 Jan - 31 Jan Frontier Airlines
10 Jan - 31 Jan Frontier Airlines
09 Jan - 19 Jan Frontier Airlines
07 Jan - 31 Jan Frontier Airlines
06 Jan - 31 Jan Frontier Airlines
09 Jan - 31 Jan Iberia direct
10 Jan - 31 Jan Iberia direct
16 Jan - 07 Feb Iberia direct
09 Jan - 19 Jan Finnair direct
07 Jan - 31 Jan Iberia direct

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

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