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

Return flights

15 Oct - 17 Oct	Vueling Airlines
29 Oct - 09 Nov	Icelandair
02 Oct - 15 Oct	Norse Atlantic Airways
22 Oct - 31 Oct	Vueling Airlines
01 Oct - 05 Oct	easyJet
01 Oct - 17 Oct	easyJet
17 Oct - 03 Nov	Fly Play
02 Oct - 05 Oct	easyJet
02 Oct - 06 Oct	Avianca
03 Oct - 30 Oct	Avianca
09 Oct - 22 Oct	Avianca
09 Oct - 18 Oct	Avianca
24 Oct - 03 Nov	Vueling Airlines
30 Oct - 06 Nov	Avianca
25 Oct - 04 Nov	Delta
26 Oct - 04 Nov	Delta
26 Oct - 07 Nov	Delta
26 Oct - 24 Nov	Delta
29 Oct - 10 Nov	Iberia
16 Oct - 01 Nov	jetBlue

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

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.

Book a cheap hotel in San Jose

Cheap car rent in San Jose

Cheapest return flights from Paris to San Jose in October from 664€

Return flights