Cheapest return flights from Philadelphia to Barcelona in March from 458€

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

Return flights

03 Mar - 07 Mar Frontier Airlines
23 Mar - 08 Apr Frontier Airlines
17 Mar - 23 Mar Lufthansa
18 Mar - 23 Mar Iberia
06 Mar - 13 Mar Air Canada
11 Mar - 19 Mar Spirit Airlines
19 Mar - 23 Mar Lufthansa
13 Mar - 30 Mar United
05 Mar - 15 Mar United
07 Mar - 14 Mar Lufthansa
12 Mar - 22 Mar Lufthansa

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

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