Cheapest return flights from Rockford to St. Petersburg in December from $127

AirHint found the following cheapest return flights from Rockford (RFD) to St. Petersburg (PIE) in December 2025 (see full year).

Return flights

24 Dec - 12 Jan Allegiant Air direct
24 Dec - 09 Jan Allegiant Air direct
20 Dec - 09 Jan Allegiant Air direct
15 Dec - 19 Dec Allegiant Air direct
15 Dec - 29 Dec Allegiant Air direct
31 Dec - 12 Jan Allegiant Air direct
31 Dec - 09 Jan Allegiant Air direct
08 Dec - 19 Dec Allegiant Air direct
15 Dec - 31 Dec Allegiant Air direct
08 Dec - 29 Dec Allegiant Air direct
15 Dec - 27 Dec Allegiant Air direct
24 Dec - 29 Dec Allegiant Air direct
05 Dec - 19 Dec Allegiant Air direct
24 Dec - 31 Dec Allegiant Air direct
20 Dec - 29 Dec Allegiant Air direct
31 Dec - 19 Jan Allegiant Air direct
15 Dec - 05 Jan Allegiant Air direct
24 Dec - 05 Jan Allegiant Air direct
20 Dec - 05 Jan Allegiant Air direct
31 Dec - 05 Jan Allegiant Air direct

Also check the deals for one-way flights from Rockford to St. Petersburg in December.

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