AirHint found the following cheapest one-way flights from Los Angeles (LAX) to Lisbon (LIS) in December 2025 (see full year).
One-Way flights
| 10 Dec | Lufthansa | ||
| 29 Dec | Lufthansa | ||
| 05 Dec | Brussels Airlines | ||
| 09 Dec | Lufthansa | ||
| 06 Dec | Air Canada | ||
| 11 Dec | Air Canada | ||
| 31 Dec | Lufthansa | ||
| 28 Dec | Lufthansa | ||
| 30 Dec | SWISS | ||
| 13 Dec | Brussels Airlines |
Also check the deals for return flights from Los Angeles to Lisbon in December.
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