Cheapest return flights from Rockford to St. Petersburg in March from $231

AirHint found the following cheapest return flights from Rockford (RFD) to St. Petersburg (PIE) in March 2026 (see full year).

Return flights

23 Mar - 13 Apr Allegiant Air direct
06 Mar - 16 Mar Allegiant Air direct
16 Mar - 21 Mar Allegiant Air direct
25 Mar - 13 Apr Allegiant Air direct
23 Mar - 30 Mar Allegiant Air direct
06 Mar - 23 Mar Allegiant Air direct
18 Mar - 23 Mar Allegiant Air direct
13 Mar - 16 Mar Allegiant Air direct
18 Mar - 25 Mar Allegiant Air direct
25 Mar - 30 Mar Allegiant Air direct
18 Mar - 21 Mar Allegiant Air direct
06 Mar - 21 Mar Allegiant Air direct
23 Mar - 06 Apr Allegiant Air direct
23 Mar - 01 Apr Allegiant Air direct
25 Mar - 06 Apr Allegiant Air direct
30 Mar - 13 Apr Allegiant Air direct
25 Mar - 01 Apr Allegiant Air direct
30 Mar - 20 Apr Allegiant Air direct
30 Mar - 06 Apr Allegiant Air direct
27 Mar - 13 Apr Allegiant Air direct

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

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