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

Return flights

04 Dec - 11 Dec	FrenchBee
27 Dec - 20 Jan	Avianca
11 Dec - 20 Dec	Icelandair
10 Dec - 15 Jan	SWISS
02 Dec - 08 Dec	Air Canada
01 Dec - 08 Dec	Air Canada
30 Dec - 16 Jan	Air Canada
08 Dec - 14 Dec	United
31 Dec - 13 Jan	United
01 Dec - 28 Dec	United
05 Dec - 07 Jan	United
01 Dec - 10 Jan	United
07 Dec - 22 Dec	Air Canada
12 Dec - 28 Dec	Air Canada
15 Dec - 28 Dec	United
04 Dec - 18 Dec	Avianca
10 Dec - 15 Jan	Air France	direct
25 Dec - 12 Jan	United
16 Dec - 09 Jan	United
24 Dec - 10 Jan	United

Also check the deals for one-way flights from Paris to San Jose in December.

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 December from $813

Return flights