Route
DEN → COS
Denver International Airport City of Colorado Springs Municipal Airport
How punctual is this route?
- On-time arrivals
- 76.5%
- Less than 15 minutes late
- Cancelled
- 1.3%
- Of scheduled flights
- Average delay when late
- 72 min
- Flights arriving 15+ minutes late
- Flights tracked
- 4,989
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 38%
- Late-arriving aircraft 37%
- Air traffic control & airport 17%
- Extreme weather 8%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 79.0% | 443 |
| October 2025 | 81.6% | 450 |
| November 2025 | 86.5% | 426 |
| December 2025 | 75.9% | 441 |
| January 2026 | 79.3% | 387 |
| February 2026 | 82.9% | 346 |
| March 2026 | 80.2% | 388 |
| April 2026 | 81.2% | 362 |
| May 2026 | 76.8% | 428 |
| June 2026 | 68.9% | 436 |
| July 2026 | 66.5% | 435 |
| August 2026 | 62.7% | 447 |
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 |
|---|---|---|---|---|
| SkyWest Airlines | 3,338 | 76.6% | 1.6% | 77 min |
| Southwest Airlines | 1,125 | 74.0% | 0.4% | 59 min |
| United Airlines | 526 | 81.1% | 0.6% | 71 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
OO5546
19% late · 363 flights
-
OO5246
16% late · 352 flights
-
OO5861
34% late · 347 flights
-
OO4650
24% late · 322 flights
-
OO5306
16% late · 319 flights
-
OO5308
36% late · 229 flights
-
OO4793
31% late · 223 flights
-
OO4734
21% late · 183 flights
-
OO4745
13% late · 181 flights
-
OO5669
25% late · 140 flights
-
UA1180
20% late · 133 flights
-
OO4660
28% late · 119 flights
-
OO5614
12% late · 111 flights
-
UA1412
26% late · 91 flights
-
OO4775
32% late · 68 flights
-
UA2482
15% late · 61 flights
-
UA395
14% late · 58 flights
-
WN127
40% late · 58 flights
-
WN4289
9% late · 58 flights
-
WN4863
21% late · 58 flights
-
WN2441
30% late · 57 flights
-
UA659
9% late · 55 flights
-
OO5947
6% late · 52 flights
-
OO5975
19% late · 47 flights
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