Cheapest return flights from Paris to San Jose in September from 652€

Best time to book flights for Paris (PAR) to San Jose (SJO) flights at AirHint

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

Return flights

16 Sep - 23 Sep FrenchBee
18 Sep - 01 Oct SWISS
11 Sep - 15 Sep jetBlue
26 Sep - 06 Oct SWISS
08 Sep - 22 Sep Delta
08 Sep - 18 Sep Delta
03 Sep - 16 Sep Delta
04 Sep - 17 Sep Delta
16 Sep - 05 Oct Delta
10 Sep - 25 Sep jetBlue
22 Sep - 30 Sep Delta
24 Sep - 02 Oct Delta
17 Sep - 30 Sep Delta
07 Sep - 17 Sep Delta
30 Sep - 14 Oct FrenchBee
11 Sep - 01 Oct United
23 Sep - 10 Oct United
20 Sep - 04 Oct United
29 Sep - 13 Oct United
30 Sep - 13 Oct United

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

Skyscanner

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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