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

Return flights

26 Aug - 31 Aug	Ryanair
18 Aug - 02 Sep	Ryanair
21 Aug - 31 Aug	Ryanair
24 Aug - 02 Sep	Ryanair
27 Aug - 31 Aug	Ryanair
20 Aug - 28 Aug	Ryanair
21 Aug - 28 Aug	Ryanair
20 Aug - 24 Aug	Ryanair
29 Aug - 02 Sep	Ryanair
19 Aug - 26 Aug	Ryanair
24 Aug - 31 Aug	Ryanair
14 Aug - 28 Aug	Ryanair
23 Aug - 25 Aug	Ryanair
31 Aug - 01 Sep	Ryanair
30 Aug - 01 Sep	Ryanair
27 Aug - 01 Sep	Ryanair
24 Aug - 01 Sep	Ryanair
29 Aug - 01 Sep	Ryanair
29 Aug - 05 Sep	Ryanair
15 Aug - 05 Sep	Ryanair

Also check the deals for one-way flights from Rome to Lisbon in August.

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 August from $327

Return flights