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

Return flights

28 Aug - 12 Sep	Iberia
21 Aug - 04 Sep	Air Transat
22 Aug - 05 Sep	Iberia
17 Aug - 31 Aug	Air Transat
02 Aug - 11 Aug	Avianca
03 Aug - 13 Aug	Avianca
12 Aug - 26 Aug	easyJet
06 Aug - 27 Aug	KLM
09 Aug - 19 Aug	easyJet
09 Aug - 22 Aug	easyJet
04 Aug - 21 Aug	TAROM
01 Aug - 13 Aug	Avianca
01 Aug - 09 Aug	Avianca
21 Aug - 04 Sep	Air France	direct

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

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 August from 741€

Return flights