AirHint found the following cheapest one-way flights from Dallas-Fort Worth (DFW) to Denver (DEN) in December 2025 (see full year).
One-Way flights
| 12 Dec | Southwest Airlines | direct | |
| 10 Dec | Frontier Airlines | direct | |
| 25 Dec | United | direct | |
| 30 Dec | Southwest Airlines | direct | |
| 29 Dec | Frontier Airlines | direct | |
| 27 Dec | American Airlines | direct |
Also check the deals for return flights from Dallas-Fort Worth to Denver 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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