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

Return flights

03 Dec - 10 Dec	British Airways
04 Dec - 17 Jan	FrenchBee
10 Dec - 24 Dec	Ryanair
12 Dec - 16 Jan	Transavia France
05 Dec - 13 Dec	easyJet
04 Dec - 12 Dec	easyJet
05 Dec - 14 Dec	easyJet
05 Dec - 12 Dec	easyJet
06 Dec - 09 Dec	FrenchBee
04 Dec - 15 Dec	easyJet
06 Dec - 15 Dec	easyJet
06 Dec - 13 Dec	easyJet
15 Dec - 07 Jan	Transavia France
12 Dec - 07 Jan	Transavia France
30 Dec - 15 Jan	FrenchBee
09 Dec - 11 Jan	Air Canada
28 Dec - 08 Jan	Air Canada
28 Dec - 18 Jan	Air Canada
09 Dec - 16 Jan	United
31 Dec - 10 Jan	Ryanair

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 $748

Return flights