AirHint found the following cheapest return flights from Rome (CIA) to Lisbon (LIS) in January 2026 (see full year).

Return flights

15 Jan - 21 Jan	Ryanair
20 Jan - 28 Jan	Ryanair
28 Jan - 31 Jan	Ryanair
20 Jan - 21 Jan	Ryanair
20 Jan - 27 Jan	Ryanair
15 Jan - 20 Jan	Ryanair
20 Jan - 22 Jan	Ryanair
21 Jan - 24 Jan	Ryanair
24 Jan - 28 Jan	Ryanair
15 Jan - 17 Jan	Ryanair
29 Jan - 03 Feb	Ryanair
31 Jan - 04 Feb	Ryanair
29 Jan - 04 Feb	Ryanair
30 Jan - 09 Feb	Ryanair
30 Jan - 04 Feb	Ryanair
24 Jan - 07 Feb	Ryanair
29 Jan - 07 Feb	Ryanair
28 Jan - 04 Feb	Ryanair
31 Jan - 02 Feb	Ryanair
31 Jan - 03 Feb	Ryanair

Also check the deals for one-way flights from Rome to Lisbon 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 Lisbon in January from $93

Return flights