AirHint found the following cheapest return flights from Paris (CDG) to San Juan (SJU) in January 2026 (see full year).

Return flights

27 Jan - 06 Feb	easyJet
30 Jan - 09 Feb	Avianca
26 Jan - 02 Feb	easyJet
22 Jan - 29 Jan	Iberia
22 Jan - 05 Feb	Iberia
29 Jan - 25 Feb	Iberia
23 Jan - 31 Jan	WestJet
23 Jan - 29 Jan	Iberia
23 Jan - 25 Jan	Iberia
23 Jan - 06 Feb	Iberia
26 Jan - 05 Feb	Iberia
30 Jan - 06 Feb	Iberia
23 Jan - 01 Feb	Iberia
25 Jan - 05 Feb	Iberia
20 Jan - 28 Jan	Vueling Airlines
16 Jan - 24 Jan	WestJet
16 Jan - 30 Jan	easyJet
19 Jan - 26 Jan	WestJet
19 Jan - 24 Jan	Avianca
16 Jan - 18 Jan	WestJet

Also check the deals for one-way flights from Paris to San Juan in January.

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 Juan in January from $709

Return flights