AirHint found the following cheapest return flights from Paris (PAR) to San Jose (SJO) in August 2025 (see full year).

Return flights

27 Aug - 17 Sep	Wizz Air Malta
27 Aug - 03 Sep	Ryanair
27 Aug - 10 Sep	Ryanair
26 Aug - 02 Sep	Ryanair
28 Aug - 04 Sep	FrenchBee
31 Aug - 08 Sep	Ryanair
22 Aug - 05 Sep	Air Europa
30 Aug - 13 Sep	Fly Play
28 Aug - 10 Sep	FrenchBee
25 Aug - 02 Sep	Norse Atlantic Airways
26 Aug - 30 Aug	easyJet
23 Aug - 30 Aug	Ryanair
26 Aug - 29 Aug	easyJet
24 Aug - 26 Aug	Condor
22 Aug - 26 Aug	Iberia
23 Aug - 27 Aug	Smart Wings
23 Aug - 30 Aug	Air France	direct
22 Aug - 26 Aug	Air France	direct
24 Aug - 31 Aug	Air France	direct
26 Aug - 30 Aug	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 $669

Return flights