Cheapest one-way flights from Chicago (ORD) to Lisbon (LIS), December

10 dates in December, from $ 360. Book in one tap, or check whether to buy now or wait.

One-wayReturn
Dates, airline, and price
Dates Airline Price
13 Dec TAP
Direct Flight
11 Dec TAP
Direct Flight
27 Dec Aer Lingus
14 Dec Aer Lingus
27 Dec TAP
Direct Flight
24 Dec Frontier Airlines
19 Dec jetBlue
20 Dec Frontier Airlines
17 Dec jetBlue
21 Dec Aer Lingus
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Updated Oct 12, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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