Cheapest return flights from Philadelphia (PHL) to St. Petersburg (PIE), October

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
02 Oct 05 Oct Allegiant Air
Direct Flight
30 Oct 02 Nov Allegiant Air
Direct Flight
02 Oct 04 Oct Allegiant Air
Direct Flight
02 Oct 15 Oct Allegiant Air
Direct Flight
02 Oct 18 Oct Allegiant Air
Direct Flight
02 Oct 09 Oct Allegiant Air
Direct Flight
05 Oct 15 Oct Allegiant Air
Direct Flight
16 Oct 19 Oct Allegiant Air
Direct Flight
09 Oct 15 Oct Allegiant Air
Direct Flight
05 Oct 18 Oct Allegiant Air
Direct Flight
09 Oct 18 Oct Allegiant Air
Direct Flight
15 Oct 05 Nov Allegiant Air
Direct Flight
18 Oct 06 Nov Allegiant Air
Direct Flight
18 Oct 05 Nov Allegiant Air
Direct Flight
18 Oct 08 Nov Allegiant Air
Direct Flight
21 Oct 11 Nov Frontier Airlines
20 Oct 04 Nov Frontier Airlines
Powered by

deals for one-way flights from Philadelphia to St. Petersburg in October.

Book a cheap hotel in St. Petersburg

Cheap car rent in St Petersburg Clearwater Intl

Updated Aug 25, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

Feel free to contact us with any feedback or request another flight research.