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

Return flights

01 Mar - 11 Mar	Aer Lingus
18 Mar - 23 Mar	Spirit Airlines
01 Mar - 07 Mar	Frontier Airlines
04 Mar - 11 Mar	Air France
10 Mar - 17 Mar	KLM
01 Mar - 08 Mar	KLM
16 Mar - 23 Mar	Air France
22 Mar - 29 Mar	Air France
27 Mar - 05 Apr	Frontier Airlines
27 Mar - 03 Apr	Aer Lingus
25 Mar - 01 Apr	Air France
19 Mar - 26 Mar	KLM
29 Mar - 02 Apr	Icelandair
07 Mar - 14 Mar	KLM
27 Mar - 04 Apr	Frontier Airlines
30 Mar - 06 Apr	Air France
27 Mar - 04 Apr	Finnair	direct

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

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Cheapest return flights from Philadelphia to Paris in March from 547€

Return flights