Route
CMH → DEN
John Glenn Columbus International Airport Denver International Airport
How punctual is this route?
- On-time arrivals
- 79.4%
- Less than 15 minutes late
- Cancelled
- 0.6%
- Of scheduled flights
- Average delay when late
- 76 min
- Flights arriving 15+ minutes late
- Flights tracked
- 1,776
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 37%
- Airline (crew, maintenance, cleaning) 31%
- Air traffic control & airport 29%
- Extreme weather 3%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 85.5% | 146 |
| October 2025 | 81.8% | 166 |
| November 2025 | 80.9% | 142 |
| December 2025 | 63.1% | 141 |
| January 2026 | 84.7% | 131 |
| February 2026 | 88.1% | 126 |
| March 2026 | 74.0% | 147 |
| April 2026 | 89.9% | 149 |
| May 2026 | 81.6% | 152 |
| June 2026 | 79.1% | 157 |
| July 2026 | 80.2% | 164 |
| August 2026 | 64.9% | 155 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data
Airlines on this route
| Airline | Flights | On time | Cancelled | Avg. delay when late |
|---|---|---|---|---|
| Southwest Airlines | 923 | 78.8% | 0.5% | 74 min |
| United Airlines | 728 | 81.6% | 0.8% | 76 min |
| Frontier Airlines | 125 | 71.0% | 0.0% | 80 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
UA1389
23% late · 363 flights
-
UA728
14% late · 344 flights
-
F91693
29% late · 121 flights
-
WN2003
34% late · 64 flights
-
WN1186
3% late · 61 flights
-
WN2002
25% late · 60 flights
-
WN1295
33% late · 58 flights
-
WN4424
4% late · 58 flights
-
WN753
5% late · 57 flights
-
WN1111
13% late · 53 flights
-
WN2049
18% late · 51 flights
-
WN2006
39% late · 36 flights
-
WN1406
20% late · 31 flights
-
WN168
23% late · 31 flights
-
WN2831
0% late · 30 flights
-
WN1167
7% late · 28 flights
-
WN1914
7% late · 28 flights
-
WN779
15% late · 27 flights
-
WN921
33% late · 27 flights
-
WN356
13% late · 23 flights
-
UA1067
10% late · 21 flights
-
WN1169
26% late · 20 flights
-
WN3540
40% late · 20 flights
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