Route · DEN → TYS · 2020–2025 BTS data
Denver to Knoxville
The DEN–TYS corridor (Denver, CO → Knoxville, TN) runs behind the national average, served by 12 carriers across roughly 1,162 miles.
Data updated 2026-06-13
- 76.4%
- On-time
- -2.6 pts
- vs US avg
- 69 min
- Delay when late
- 4,614
- Flights
Cancelled
0.7%
Best Month
Nov 2025 94%
Worst Month
Jul 2025 53%
Distance
1,162 mi
Carriers
12
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 85 | 13 | 0 | 0 | F9,G4,UA,OO |
| Nov 2025 | 78 | 5 | 0 | 0 | OO,UA,F9,G4 |
| Oct 2025 | 88 | 14 | 0 | 0 | OO,UA,F9,G4 |
| Sep 2025 | 81 | 15 | 0 | 0 | UA,OO,F9,G4 |
| Aug 2025 | 81 | 38 | 0 | 0 | OO,F9,G4,UA |
| Jul 2025 | 80 | 38 | 1 | 0 | OO,UA,F9,G4 |
| Jun 2025 | 78 | 30 | 0 | 0 | OO,UA,F9,G4 |
| May 2025 | 74 | 18 | 1 | 0 | OO,UA,F9,G4 |
| Apr 2025 | 75 | 18 | 0 | 0 | F9,G4,OO,UA |
| Mar 2025 | 79 | 9 | 1 | 0 | OO,F9,G4 |
| Feb 2025 | 67 | 10 | 0 | 0 | OO,F9,G4 |
| Jan 2025 | 80 | 19 | 3 | 0 | OO,UA,F9,G4 |
| Dec 2024 | 75 | 9 | 0 | 0 | F9,G4,OO,UA |
| Nov 2024 | 81 | 23 | 0 | 0 | OO,UA,F9,G4 |
| Oct 2024 | 83 | 13 | 0 | 0 | UA,G4,OO,F9 |
| Sep 2024 | 79 | 21 | 0 | 0 | OO,UA,F9,G4 |
| Aug 2024 | 89 | 21 | 0 | 1 | F9,G4,OO,UA |
| Jul 2024 | 88 | 11 | 2 | 0 | F9,G4,OO,UA |
| Jun 2024 | 86 | 15 | 0 | 1 | F9,G4,OO,UA |
| May 2024 | 81 | 15 | 0 | 1 | F9,G4,OO,UA |
| Apr 2024 | 77 | 14 | 0 | 0 | F9,OO |
| Mar 2024 | 76 | 11 | 2 | 0 | F9,OO |
| Feb 2024 | 58 | 15 | 1 | 1 | OO |
| Jan 2024 | 68 | 19 | 2 | 0 | F9,G4,OO |
Cancellation Rate
0.7%
13 of 1,887 flights
Diversion Rate
0.2%
4 of 1,887 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
DEN - Denver
Full on-time, delay-cause, and seasonal performance for Denver, CO.
Origin airport →TYS - Knoxville
Full on-time, delay-cause, and seasonal performance for Knoxville, TN.
Destination airport →Compare the two airports
See DEN and TYS side by side on delays, cancellations, and reliability.
Open comparison tool →Similar routes
Other BTS-tracked routes with comparable performance or trip length to DEN–TYS.
Routes with a similar on-time rate
What the Data Says About DEN to TYS
The Denver to Knoxville corridor (DEN to TYS) posts a 76.4% on-time rate on the lower edge of the average band, based on 4,614 tracked flights. Late flights run 69.3 minutes behind on average. 12 carriers cover the 1,162-mile route; over the last 24 months, 13 of 1,887 flights were cancelled (0.7%) and 0.2% diverted.
The monthly split is wide on this route: Nov 2025 posted the strongest performance at 94% on-time, while Jul 2025 came in at just 53% - a 41-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.