AirHint found the following cheapest return flights from Jacksonville (JAX) to Rome (FCO) in December 2025 (see full year).
Return flights
| 29 Dec - 24 Jan | British Airways | ||
| 13 Dec - 20 Dec | United | ||
| 27 Dec - 31 Jan | Air Canada | ||
| 21 Dec - 06 Jan | jetBlue | ||
| 14 Dec - 03 Jan | SWISS |
Also check the deals for one-way flights from Jacksonville to Rome in December.
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