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
28 Aug - 11 Sep	Delta
18 Aug - 03 Sep	Delta
26 Aug - 02 Sep	United
25 Aug - 08 Sep	United
30 Aug - 07 Sep	Vueling Airlines
31 Aug - 08 Sep	United
16 Aug - 23 Aug	Avianca
23 Aug - 12 Sep	Avianca
25 Aug - 01 Sep	Avianca
26 Aug - 09 Sep	Air France	direct
10 Aug - 21 Aug	Air Transat
07 Aug - 31 Aug	FlyOne (Romania)
09 Aug - 20 Aug	TAROM
01 Aug - 11 Aug	WestJet
01 Aug - 09 Aug	Avianca
14 Aug - 29 Aug	Avianca
13 Aug - 20 Aug	Avianca
08 Aug - 23 Aug	Avianca
06 Aug - 20 Aug	Avianca

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 735€

Return flights