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

Return flights

20 Jan - 27 Jan	Iberia
13 Jan - 23 Feb	Iberia
26 Jan - 05 Feb	Iberia
13 Jan - 20 Jan	Iberia
23 Jan - 31 Jan	Vueling Airlines
12 Jan - 24 Jan	Lufthansa
17 Jan - 27 Feb	United
12 Jan - 20 Feb	Lufthansa
12 Jan - 21 Feb	Lufthansa
12 Jan - 23 Feb	Lufthansa
08 Jan - 23 Jan	Norse Atlantic Airways
15 Jan - 13 Feb	Lufthansa
24 Jan - 31 Jan	Lufthansa
12 Jan - 23 Jan	Lufthansa
12 Jan - 22 Feb	Lufthansa
10 Jan - 18 Jan	United
11 Jan - 18 Jan	Lufthansa
10 Jan - 19 Jan	United
11 Jan - 21 Feb	Lufthansa
11 Jan - 20 Feb	Lufthansa

Also check the deals for one-way flights from Rome 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 Rome to San Juan in January from 541€

Return flights