Cheapest return flights from Chicago to Lisbon in April from 416€

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

Return flights

18 Apr - 25 Apr TAP direct
19 Apr - 26 Apr TAP direct
22 Apr - 29 Apr TAP direct
21 Apr - 28 Apr American Airlines
11 Apr - 18 Apr TAP direct
12 Apr - 18 Apr TAP direct
08 Apr - 17 Apr TAP direct
17 Apr - 26 Apr TAP direct
28 Apr - 05 May Finnair
01 Apr - 08 Apr KLM
20 Apr - 27 Apr KLM
30 Apr - 08 May Finnair
26 Apr - 03 May TAP direct

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

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