AirHint found the following cheapest return flights from Chicago (ORD) to Lisbon (LIS) in November 2026 (see full year).
Return flights
| 15 Nov - 22 Nov | Delta | ||
| 23 Nov - 30 Nov | United | ||
| 11 Nov - 28 Nov | SWISS | ||
| 15 Nov - 22 Nov | TAP | direct | |
| 10 Nov - 28 Nov | Lufthansa | ||
| 10 Nov - 12 Nov | Scandinavian Airlines |
Also check the deals for one-way flights from Chicago to Lisbon in November.
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