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

Return flights

25 Jan - 03 Feb	Ryanair
23 Jan - 06 Feb	Wizz Air Malta
22 Jan - 31 Jan	Ryanair
23 Jan - 31 Jan	Ryanair
24 Jan - 01 Feb	Wizz Air Malta
30 Jan - 11 Feb	Ryanair
30 Jan - 10 Feb	Ryanair
15 Jan - 24 Jan	TAP
18 Jan - 31 Jan	Wizz Air Malta
24 Jan - 31 Jan	Wizz Air Malta
22 Jan - 29 Jan	Vueling Airlines
15 Jan - 25 Jan	Ryanair
19 Jan - 28 Jan	Wizz Air Malta
17 Jan - 25 Jan	Wizz Air Malta
19 Jan - 23 Jan	Ryanair
12 Jan - 23 Feb	United

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 555€

Return flights