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

Return flights

31 Aug - 23 Sep	Delta
27 Aug - 13 Sep	Iberia
31 Aug - 13 Sep	Iberia
24 Aug - 19 Sep	KLM
22 Aug - 12 Sep	United
24 Aug - 12 Sep	United
24 Aug - 19 Sep	Air France	direct
31 Aug - 13 Sep	Air France	direct
20 Aug - 30 Aug	Avianca
16 Aug - 27 Aug	Avianca
24 Aug - 12 Sep	Air France	direct
16 Aug - 30 Aug	Iberia
17 Aug - 29 Aug	Delta
07 Aug - 18 Aug	FlyOne (Romania)
13 Aug - 26 Aug	Avianca
17 Aug - 30 Aug	Avianca
04 Aug - 18 Aug	Icelandair
11 Aug - 31 Aug	Azores Airlines
15 Aug - 31 Aug	Iberia

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 $861

Return flights