AirHint found the following cheapest return flights from Paris (ORY) to San Jose (SJO) in September 2025 (see full year).

Return flights

02 Sep - 06 Sep	Vueling Airlines
17 Sep - 29 Sep	Air Europa
07 Sep - 20 Sep	Transavia France
07 Sep - 17 Sep	Transavia France
17 Sep - 24 Sep	Air Europa
24 Sep - 26 Sep	FrenchBee
13 Sep - 17 Sep	FrenchBee
11 Sep - 24 Sep	Vueling Airlines
10 Sep - 22 Sep	Air Europa
22 Sep - 02 Oct	FrenchBee
21 Sep - 29 Sep	Air Europa
18 Sep - 08 Oct	FrenchBee
13 Sep - 04 Oct	FrenchBee
28 Sep - 05 Oct	Vueling Airlines
13 Sep - 31 Oct	FrenchBee
15 Sep - 01 Oct	TAP
29 Sep - 06 Oct	FrenchBee
14 Sep - 31 Oct	FrenchBee
14 Sep - 30 Oct	FrenchBee
26 Sep - 11 Oct	Vueling Airlines

Also check the deals for one-way flights from Paris to San Jose in September.

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 Paris to San Jose in September from $638

Return flights