Cheapest one-way flights from Chicago to Lisbon in October from 212€

AirHint found the following cheapest one-way flights from Chicago (ORD) to Lisbon (LIS) in October 2025 (see full year).

One-Way flights

29 Oct Spirit Airlines
11 Oct Spirit Airlines
24 Oct Spirit Airlines
23 Oct Spirit Airlines
11 Oct TAP direct
24 Oct TAP direct
23 Oct TAP direct
29 Oct TAP direct
31 Oct TAP direct
30 Oct Spirit Airlines

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

Skyscanner

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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