AirHint found the following cheapest return flights from Philadelphia (PHL) to Cancun (CUN) in March 2026 (see full year).

Return flights

01 Mar - 08 Mar	Frontier Airlines	direct
27 Mar - 01 Apr	Air Canada
10 Mar - 15 Mar	jetBlue
19 Mar - 22 Mar	Air Canada
19 Mar - 22 Mar	Frontier Airlines	direct
20 Mar - 27 Mar	Frontier Airlines	direct
10 Mar - 15 Mar	American Airlines	direct
20 Mar - 29 Mar	American Airlines	direct
27 Mar - 01 Apr	American Airlines	direct

Also check the deals for one-way flights from Philadelphia to Cancun in March.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in Cancun

Cheap car rent in Cancun

Cheapest return flights from Philadelphia to Cancun in March from $321

Return flights