AirHint found the following cheapest return flights from Dallas-Fort Worth (DFW) to Lisbon (LIS) in December 2025 (see full year).
Return flights
| 27 Dec - 10 Jan | Finnair | ||
| 23 Dec - 30 Dec | Air France | ||
| 23 Dec - 27 Dec | Air France | ||
| 20 Dec - 31 Dec | Delta |
Also check the deals for one-way 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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