AirHint found the following cheapest return flights from Dallas-Fort Worth (DFW) to Lisbon (LIS) in January 2026 (see full year).
Return flights
| 18 Jan - 03 Feb | Iberia | ||
| 13 Jan - 20 Jan | Iberia | ||
| 14 Jan - 19 Jan | Iberia | ||
| 22 Jan - 25 Jan | American Airlines | ||
| 19 Jan - 24 Jan | Delta |
Also check the deals for one-way flights from Dallas-Fort Worth to Lisbon in January.
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