Cheapest return flights from Philadelphia to Frankfurt in December from 591€

AirHint found the following cheapest return flights from Philadelphia (PHL) to Frankfurt (FRA) in December 2025 (see full year).

Return flights

03 Dec - 10 Dec United
23 Dec - 30 Dec United direct
08 Dec - 15 Dec United
25 Dec - 08 Jan British Airways
13 Dec - 20 Dec United direct
25 Dec - 08 Jan Discover Airlines direct
16 Dec - 27 Dec United direct
22 Dec - 05 Jan British Airways
20 Dec - 30 Dec Air Canada
23 Dec - 03 Jan United
18 Dec - 25 Dec Discover Airlines direct
20 Dec - 30 Dec Lufthansa direct
20 Dec - 29 Dec Air Canada
19 Dec - 23 Dec United
19 Dec - 01 Jan United

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

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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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