Cheapest return flights from Denver to Lisbon in February from $515

AirHint found the following cheapest return flights from Denver (DEN) to Lisbon (LIS) in February 2026 (see full year).

Return flights

28 Feb - 15 Mar Icelandair
25 Feb - 04 Mar Lufthansa
09 Feb - 19 Feb Lufthansa
10 Feb - 17 Feb United
19 Feb - 26 Feb Lufthansa
23 Feb - 08 Mar Air Canada
08 Feb - 15 Feb United
20 Feb - 27 Feb United
27 Feb - 07 Mar United
07 Feb - 14 Feb Brussels Airlines
06 Feb - 14 Feb United
16 Feb - 19 Feb Frontier Airlines

Also check the deals for one-way flights from Denver to Lisbon in February.

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