Cheapest return flights from Philadelphia (PHL) to San Juan (SJU), October

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
01 Oct 05 Oct Frontier Airlines
12 Oct 16 Oct Frontier Airlines
Direct Flight
08 Oct 12 Oct Frontier Airlines
03 Oct 06 Oct Frontier Airlines
Direct Flight
02 Oct 06 Oct Frontier Airlines
Direct Flight
02 Oct 05 Oct Frontier Airlines
Direct Flight
02 Oct 07 Oct Frontier Airlines
Direct Flight
01 Oct 04 Oct Frontier Airlines
Direct Flight
01 Oct 05 Oct Frontier Airlines
Direct Flight
09 Oct 13 Oct Frontier Airlines
Direct Flight
29 Oct 05 Nov Frontier Airlines
29 Oct 05 Nov Frontier Airlines
Direct Flight
Powered by

deals for one-way flights from Philadelphia to San Juan in October.

Book a cheap hotel in San Juan

Cheap car rent in Luis Munoz Marin Intl

Updated Jul 10, 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.