Cheapest return SJO–CDG flights, September

AirHint found the following cheapest return flights from San Jose (SJO) to Paris (CDG) in September 2026 (see full year).

Return flights

18 Sep - 26 Sep Air Canada
16 Sep - 25 Sep Air Canada
15 Sep - 24 Sep Air Canada
14 Sep - 28 Sep United
13 Sep - 21 Sep United
12 Sep - 20 Sep United
16 Sep - 14 Oct United
23 Sep - 10 Oct Air Canada
11 Sep - 20 Sep United
18 Sep - 26 Sep Air France direct
30 Sep - 05 Oct Air France direct
09 Sep - 26 Sep jetBlue
12 Sep - 23 Sep Air France direct
12 Sep - 10 Oct Air France direct
23 Sep - 10 Oct Air France direct
16 Sep - 14 Oct Air France direct

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

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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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