DEN to DFW flight delays
DEN DFW Denver to Dallas Fort Worth · 641 miles
18,322 flights were scheduled from DEN to DFW over July 2023 through June 2026. Of the 17,917 that made the trip, 74.7% reached the gate less than 15 minutes behind schedule. These are arrival figures: “on time” means the flight reached the gate less than 15 minutes behind schedule. Arrivals are what decide whether you make the connection, so route and airline pages are scored on them rather than on pushback.
Data through June 2026 · Bureau of Transportation Statistics
The route in brief
- Flights in the window
- 18,322
- Arrived on time
- 74.7%
- Cancelled
- 1.8%
- Scheduled distance
- 641 miles
Cancellations are counted against everything scheduled. Diverted flights are counted with them rather than as very late arrivals, which is why the on-time share and the cancellation rate do not add up to everything that happened.
Airline by airline
Airlines with at least 100 flights on DEN–DFW, busiest first. Same route, same weather, same air traffic — which makes this the fairest comparison on the site.
| Airline | Arrived on time | Typical delay | Cancelled | Flights |
|---|---|---|---|---|
| American Airlines | 74% | 95 min | 2.6% | 9,119 |
| United Airlines | 78% | 66 min | 0.8% | 5,584 |
| Frontier Airlines | 70.9% | 68 min | 1.6% | 3,472 |
| Envoy Air | 73.1% | — | 0% | 104 |
A dash under typical delay means fewer than 30 of that airline’s flights arrived 15 minutes late or more — too few to average.
Month by month
June was the month to avoid on DEN–DFW: 64.2% of flights arrived on time, against 81.6% in September. Each bar pools three years of that calendar month.
| Month | Share flights that arrived on time | Flights |
|---|---|---|
| January | 73.9% | 1,401 |
| February | 79.5% | 1,368 |
| March | 77.4% | 1,574 |
| April | 74.2% | 1,512 |
| May | 69.3% | 1,621 |
| June | 64.2% | 1,625 |
| July | 66.4% | 1,619 |
| August | 73.3% | 1,594 |
| September | 81.6% | 1,484 |
| October | 80.7% | 1,610 |
| November | 77.8% | 1,471 |
| December | 79.1% | 1,443 |
Both ends of the route
A route’s record is built out of two airports’ habits. The hour-by-hour grid for each is on its own page.
DEN to DFW in one number
DEN → DFW
When a flight on this route was late, it was late by about 82 min.
Questions about DEN to DFW
- Which airline is most reliable from DEN to DFW?
- United Airlines — its flights on this pairing arrived on time 78% of the time, with 5,584 scheduled. Frontier Airlines came in at 70.9% over 3,472 scheduled. Airlines with fewer than 100 flights on the route are not rated.
- What is the worst month to fly DEN to DFW?
- June, at 64.2% of arrivals on time, with 1,625 flights scheduled. September was the best of the year at 81.6%.
- How late are DEN–DFW flights when they are late?
- 82 min on average, counting only the flights that arrived 15 minutes or more behind schedule. The on-time flights are left out of that average on purpose — mixing them in would flatter it.
- How often is the DEN to DFW flight cancelled?
- 1.8% of scheduled flights on this route were cancelled, July 2023 through June 2026. Diverted flights are counted with the cancellations rather than as late arrivals.
- Are these departure or arrival numbers?
- Arrival. A flight counts as on time here if it reached the gate at DFW less than 15 minutes behind schedule. Airport pages score departures instead, because that is the number you can act on when you pick a booking time.