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

Return flights

26 Aug - 09 Sep	Delta
12 Aug - 27 Aug	Avianca
01 Aug - 13 Aug	Avianca
26 Aug - 09 Sep	Air France	direct
13 Aug - 28 Aug	Avianca
04 Aug - 25 Aug	TAROM
12 Aug - 26 Aug	Avianca
02 Aug - 16 Aug	Avianca
02 Aug - 20 Aug	Air Serbia
07 Aug - 26 Aug	easyJet
02 Aug - 19 Aug	Vueling Airlines
03 Aug - 24 Aug	WestJet

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 726€

Return flights