Cheapest return flights from Philadelphia to Barcelona in January from 425€

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
13 Jan - 07 Feb Frontier Airlines
13 Jan - 03 Feb Frontier Airlines
14 Jan - 07 Feb Spirit Airlines
10 Jan - 17 Jan Frontier Airlines
14 Jan - 04 Feb Spirit Airlines
07 Jan - 21 Jan Frontier Airlines
10 Jan - 19 Jan jetBlue
07 Jan - 31 Jan Frontier Airlines
09 Jan - 19 Jan TAP
08 Jan - 19 Jan jetBlue
14 Jan - 04 Feb Finnair direct
13 Jan - 07 Feb Finnair direct
14 Jan - 07 Feb Finnair direct
06 Jan - 20 Jan Frontier Airlines
10 Jan - 17 Jan Finnair direct
16 Jan - 07 Feb Finnair direct
04 Jan - 24 Jan Aer Lingus
07 Jan - 21 Jan British Airways direct

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

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