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

Return flights

10 May - 31 May	Iberia
21 May - 16 Jun	Iberia
28 May - 25 Jun	Iberia
24 May - 31 May	Iberia
30 May - 14 Jun	Iberia
26 May - 04 Jun	Iberia
01 May - 31 May	Iberia
31 May - 16 Jun	Iberia
30 May - 12 Jun	Iberia
29 May - 15 Jun	Iberia
29 May - 26 Jun	Iberia
11 May - 11 May	Avianca
04 May - 18 May	Air Transat
03 May - 10 May	Avianca
01 May - 25 May	Air Transat
01 May - 11 May	Air Transat
01 May - 12 May	Iberia
01 May - 09 May	Avianca
31 May - 07 Jun	Avianca
31 May - 15 Jun	Avianca

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 681€

Return flights