Cheapest one-way flights from Philadelphia (PHL) to Mexico City (MEX), September

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
29 Sep Frontier Airlines
26 Sep Frontier Airlines
14 Sep Frontier Airlines
03 Sep Frontier Airlines
25 Sep Frontier Airlines
13 Sep Frontier Airlines
08 Sep Delta
Direct Flight
29 Sep Delta
Direct Flight
14 Sep Delta
Direct Flight
26 Sep Delta
Direct Flight
Powered by

deals for return flights from Philadelphia to Mexico City in September.

Book a cheap hotel in Mexico City

Cheap car rent in Licenciado Benito Juarez Intl

Updated Jul 16, 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.