Cheapest return flights from Jacksonville to Philadelphia in December from 40€

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

Return flights

12 Dec - 14 Dec Frontier Airlines direct
12 Dec - 15 Dec Frontier Airlines direct
11 Dec - 14 Dec Frontier Airlines direct
18 Dec - 21 Dec Frontier Airlines direct
15 Dec - 19 Dec Frontier Airlines
30 Dec - 01 Jan Frontier Airlines direct
19 Dec - 21 Dec Frontier Airlines direct
31 Dec - 04 Jan Frontier Airlines direct
22 Dec - 27 Dec Frontier Airlines
08 Dec - 12 Dec Frontier Airlines
08 Dec - 12 Dec Frontier Airlines direct
23 Dec - 28 Dec Frontier Airlines direct

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

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