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

Return flights

04 Sep - 24 Sep	Vueling Airlines
20 Sep - 04 Oct	FrenchBee
23 Sep - 06 Oct	FrenchBee
29 Sep - 06 Oct	FrenchBee
06 Sep - 20 Sep	Vueling Airlines
18 Sep - 01 Oct	Vueling Airlines
16 Sep - 23 Sep	FrenchBee
09 Sep - 20 Sep	Transavia France
24 Sep - 08 Oct	Vueling Airlines
18 Sep - 29 Sep	FrenchBee
10 Sep - 24 Sep	Vueling Airlines
05 Sep - 20 Sep	FrenchBee
10 Sep - 20 Sep	Transavia France
04 Sep - 18 Sep	Vueling Airlines
22 Sep - 02 Oct	FrenchBee
18 Sep - 17 Oct	Vueling Airlines
12 Sep - 03 Oct	TAP
01 Sep - 07 Sep	FrenchBee
26 Sep - 05 Oct	Iberia
27 Sep - 06 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 597€

Return flights