AirHint found the following cheapest one-way flights from Dallas-Fort Worth (DFW) to Lisbon (LIS) in December 2025 (see full year).
One-Way flights
| 01 Dec | American Airlines | ||
| 15 Dec | United | ||
| 22 Dec | Iberia | ||
| 17 Dec | Spirit Airlines | ||
| 24 Dec | Virgin Atlantic | ||
| 19 Dec | Iberia | ||
| 26 Dec | Spirit Airlines | ||
| 23 Dec | Air France | ||
| 18 Dec | Spirit Airlines | ||
| 20 Dec | Spirit Airlines |
Also check the deals for return flights from Dallas-Fort Worth to Lisbon in December.
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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