Cheapest return flights from Philadelphia to Frankfurt in March from 645€

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

Return flights

03 Mar - 12 Mar Spirit Airlines
08 Mar - 17 Mar Frontier Airlines
04 Mar - 12 Mar jetBlue
25 Mar - 31 Mar Aer Lingus
29 Mar - 09 Apr Aer Lingus
15 Mar - 24 Mar TAP
31 Mar - 07 Apr jetBlue
31 Mar - 05 Apr Aer Lingus
15 Mar - 26 Mar Frontier Airlines
15 Mar - 25 Mar Air Canada
08 Mar - 22 Mar Frontier Airlines
17 Mar - 22 Mar Spirit Airlines
12 Mar - 19 Mar jetBlue
30 Mar - 13 Apr Aer Lingus
27 Mar - 10 Apr Frontier Airlines
31 Mar - 07 Apr Discover Airlines direct
29 Mar - 09 Apr United direct
29 Mar - 05 Apr Lufthansa direct
31 Mar - 05 Apr Discover Airlines direct
29 Mar - 03 Apr Aer Lingus

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

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