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

Return flights

23 Aug - 11 Sep	Delta
31 Aug - 21 Sep	Delta
22 Aug - 10 Sep	Delta
18 Aug - 27 Aug	Delta
12 Aug - 23 Sep	Avianca
16 Aug - 27 Aug	Delta
06 Aug - 25 Aug	TAROM
06 Aug - 24 Aug	TAROM
31 Aug - 21 Sep	Air France	direct
06 Aug - 26 Aug	TAROM
02 Aug - 25 Aug	TAROM
02 Aug - 20 Aug	TAROM
02 Aug - 26 Aug	TAROM
12 Aug - 28 Aug	Iberia
01 Aug - 14 Aug	Avianca
23 Aug - 11 Sep	Air France	direct
12 Aug - 23 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 $842

Return flights