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

Return flights

13 Oct - 26 Oct	Delta
14 Oct - 21 Oct	Delta
07 Oct - 21 Oct	Delta
02 Oct - 14 Oct	Delta
09 Oct - 20 Oct	Delta
24 Oct - 09 Nov	Delta
25 Oct - 08 Nov	Delta
16 Oct - 28 Oct	Air France	direct
01 Oct - 16 Oct	Delta
13 Oct - 25 Oct	Delta
02 Oct - 16 Oct	Delta
06 Oct - 19 Oct	Delta
30 Oct - 11 Nov	Delta
31 Oct - 14 Nov	KLM
31 Oct - 14 Nov	Air France	direct
30 Oct - 11 Nov	Air France	direct
24 Oct - 09 Nov	Air France	direct
18 Oct - 01 Nov	Delta
18 Oct - 01 Nov	Air France	direct

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.

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Cheapest return flights from Paris to San Jose in October from 727€

Return flights