Route · DAL → DEN · 2020–2025 BTS data
Dallas to Denver
The DAL–DEN corridor (Dallas, TX → Denver, CO) runs behind the national average, served by 1 carrier across roughly 651 miles.
Data updated 2026-06-13
- 76.7%
- On-time
- -2.3 pts
- vs US avg
- 58 min
- Delay when late
- 17,984
- Flights
Cancelled
1.4%
Best Month
Jan 2025 89%
Worst Month
Jun 2025 59%
Distance
651 mi
Carriers
1
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 255 | 75 | 0 | 0 | WN |
| Nov 2025 | 234 | 57 | 12 | 0 | WN |
| Oct 2025 | 237 | 72 | 1 | 0 | WN |
| Sep 2025 | 223 | 69 | 0 | 0 | WN |
| Aug 2025 | 237 | 86 | 0 | 2 | WN |
| Jul 2025 | 289 | 103 | 5 | 3 | WN |
| Jun 2025 | 278 | 115 | 3 | 2 | WN |
| May 2025 | 254 | 89 | 6 | 3 | WN |
| Apr 2025 | 260 | 78 | 7 | 0 | WN |
| Mar 2025 | 279 | 59 | 3 | 0 | WN |
| Feb 2025 | 241 | 42 | 2 | 1 | WN |
| Jan 2025 | 255 | 29 | 10 | 0 | WN |
| Dec 2024 | 278 | 69 | 1 | 0 | WN |
| Nov 2024 | 258 | 46 | 9 | 0 | WN |
| Oct 2024 | 268 | 32 | 0 | 1 | WN |
| Sep 2024 | 257 | 48 | 0 | 0 | WN |
| Aug 2024 | 271 | 54 | 1 | 0 | WN |
| Jul 2024 | 308 | 54 | 0 | 0 | WN |
| Jun 2024 | 298 | 99 | 1 | 2 | WN |
| May 2024 | 270 | 108 | 13 | 3 | WN |
| Apr 2024 | 261 | 65 | 2 | 0 | WN |
| Mar 2024 | 276 | 56 | 5 | 0 | WN |
| Feb 2024 | 257 | 60 | 0 | 0 | WN |
| Jan 2024 | 281 | 68 | 10 | 0 | WN |
Cancellation Rate
1.4%
91 of 6,325 flights
Diversion Rate
0.3%
17 of 6,325 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
DAL - Dallas
Full on-time, delay-cause, and seasonal performance for Dallas, TX.
Origin airport →DEN - Denver
Full on-time, delay-cause, and seasonal performance for Denver, CO.
Destination airport →Compare the two airports
See DAL and DEN side by side on delays, cancellations, and reliability.
Open comparison tool →Similar routes
Other BTS-tracked routes with comparable performance or trip length to DAL–DEN.
Routes with a similar on-time rate
What the Data Says About DAL to DEN
The Dallas to Denver corridor (DAL to DEN) posts a 76.7% on-time rate on the lower edge of the average band, based on 17,984 tracked flights. Late flights run 58.1 minutes behind on average. 1 carrier cover the 651-mile route; over the last 24 months, 91 of 6,325 flights were cancelled (1.4%) and 0.3% diverted.
The monthly split is wide on this route: Jan 2025 posted the strongest performance at 89% on-time, while Jun 2025 came in at just 59% - a 30-point swing worth factoring into travel timing.
Frequently Asked Questions
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Data source
Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.
Read our methodology - how this data is sourced, computed, and verified.
Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.