Cheapest return flights from Chicago to Lisbon in February from 431€

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

Return flights

03 Feb - 10 Feb Delta
04 Feb - 11 Feb Delta
10 Feb - 17 Feb Delta
01 Feb - 08 Feb KLM
02 Feb - 09 Feb Delta
05 Feb - 12 Feb Delta
06 Feb - 13 Feb Delta
09 Feb - 16 Feb Delta
05 Feb - 13 Feb Delta
11 Feb - 18 Feb Delta
27 Feb - 04 Mar Delta
24 Feb - 21 Mar Porter Airlines (Canada) Ltd
27 Feb - 21 Mar Frontier Airlines

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

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