Cheapest return flights from Philadelphia to Paris in September from 603€

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

Return flights

30 Sep - 11 Oct Aer Lingus
21 Sep - 28 Sep United
21 Sep - 25 Sep Frontier Airlines
30 Sep - 25 Oct United
18 Sep - 22 Sep Condor
25 Sep - 28 Sep United
26 Sep - 28 Sep United
18 Sep - 23 Sep Frontier Airlines
26 Sep - 28 Sep Finnair direct
20 Sep - 27 Sep Frontier Airlines
21 Sep - 28 Sep Finnair direct
18 Sep - 22 Sep Finnair direct

Also check the deals for one-way flights from Philadelphia to Paris 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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