Cheapest return flights from Philadelphia to Barcelona in March from $491

Best time to book flights for Philadelphia (PHL) to Barcelona (BCN) flights at AirHint

AirHint found the following cheapest return flights from Philadelphia (PHL) to Barcelona (BCN) in March 2025 (see full year).

Return flights

31 Mar - 08 Apr Frontier Airlines
26 Mar - 02 Apr Spirit Airlines
04 Mar - 11 Mar Finnair direct
26 Mar - 30 Mar Spirit Airlines
03 Mar - 11 Mar Frontier Airlines
11 Mar - 18 Mar Finnair direct
03 Mar - 06 Mar Frontier Airlines
03 Mar - 11 Mar Finnair direct
09 Mar - 15 Mar Frontier Airlines
16 Mar - 23 Mar Air Canada
28 Mar - 04 Apr United
31 Mar - 08 Apr Finnair direct
17 Mar - 31 Mar Frontier Airlines
02 Mar - 09 Mar United
26 Mar - 02 Apr Finnair direct

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

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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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