Cheapest one-way flights from Chicago to Lisbon in July from $368

AirHint found the following cheapest one-way flights from Chicago (ORD) to Lisbon (LIS) in July 2026 (see full year).

One-Way flights

19 Jul WestJet
15 Jul Frontier Airlines
13 Jul Spirit Airlines
31 Jul Aer Lingus
19 Jul TAP direct
31 Jul TAP direct
02 Jul Aer Lingus
15 Jul TAP direct
02 Jul TAP direct

Also check the deals for return flights from Chicago to Lisbon in July.

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