Cheapest return flights from Philadelphia to Naples in September from 534€

AirHint found the following cheapest return flights from Philadelphia (PHL) to Naples (NAP) in September 2025 (see full year).

Return flights

22 Sep - 08 Oct jetBlue
28 Sep - 14 Oct Finnair direct
29 Sep - 15 Oct British Airways direct
26 Sep - 06 Oct Frontier Airlines
14 Sep - 04 Oct Frontier Airlines
02 Sep - 08 Sep British Airways
28 Sep - 05 Oct Frontier Airlines
02 Sep - 08 Sep Finnair direct
13 Sep - 04 Oct Frontier Airlines
09 Sep - 26 Sep Spirit Airlines
28 Sep - 05 Oct Finnair direct
03 Sep - 15 Sep Delta

Also check the deals for one-way flights from Philadelphia to Naples in September.

Skyscanner

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.

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