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

Return flights

08 May - 17 May	Avianca
13 May - 27 May	Avianca
04 May - 01 Jun	Avianca
01 May - 30 May	Avianca
12 May - 26 May	Avianca
27 May - 17 Jun	Iberia
05 May - 20 May	Iberia
26 May - 16 Jun	Lufthansa
01 May - 16 May	Air Canada
03 May - 18 May	Air Canada
29 May - 20 Jun	SWISS
01 May - 30 May	Air France	direct
13 May - 27 May	Air France	direct
01 May - 16 May	Air France	direct
04 May - 01 Jun	Air France	direct
29 May - 20 Jun	Air France	direct
27 May - 17 Jun	Air France	direct

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

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 May from $915

Return flights