Cheapest return flights from Chicago to Lisbon in May from $838

Best time to book flights for Chicago (ORD) to Lisbon (LIS) flights at AirHint

AirHint found the following cheapest return flights from Chicago (ORD) to Lisbon (LIS) in May 2024 (see full year).

Return flights

26 May - 05 Jun WestJet
27 May - 12 Jun WestJet
27 May - 04 Jun Air Canada
19 May - 23 May Air Canada
26 May - 01 Jun WestJet
26 May - 03 Jun Air Canada
29 May - 02 Jun Spirit Airlines
20 May - 28 May Frontier Airlines
24 May - 03 Jun Spirit Airlines
31 May - 03 Jun Spirit Airlines
26 May - 29 May Air Canada
18 May - 22 May Spirit Airlines
26 May - 02 Jun Spirit Airlines
18 May - 28 May Austrian Airlines
18 May - 02 Jun SWISS
18 May - 25 May Austrian Airlines
20 May - 24 May Air Canada
23 May - 27 May Air Canada
21 May - 28 May Air Canada
20 May - 26 May Frontier Airlines

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

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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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