Cheapest return flights from Jacksonville to Philadelphia in December from 92€

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

Return flights

12 Dec - 18 Dec Frontier Airlines direct
11 Dec - 14 Dec Frontier Airlines
24 Dec - 01 Jan Frontier Airlines direct
05 Dec - 07 Dec Frontier Airlines direct
05 Dec - 06 Dec Frontier Airlines
01 Dec - 08 Dec Frontier Airlines
23 Dec - 27 Dec Frontier Airlines direct
22 Dec - 27 Dec Frontier Airlines direct
14 Dec - 17 Dec Southwest Airlines
17 Dec - 19 Dec Southwest Airlines

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

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