Route
DSM → DEN
Des Moines International Airport Denver International Airport
How punctual is this route?
- On-time arrivals
- 83.5%
- Less than 15 minutes late
- Cancelled
- 0.6%
- Of scheduled flights
- Average delay when late
- 94 min
- Flights arriving 15+ minutes late
- Flights tracked
- 2,327
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 39%
- Air traffic control & airport 32%
- Late-arriving aircraft 20%
- Extreme weather 9%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 87.4% | 223 |
| October 2025 | 89.4% | 198 |
| November 2025 | 90.6% | 164 |
| December 2025 | 79.0% | 167 |
| January 2026 | 84.5% | 162 |
| February 2026 | 83.7% | 149 |
| March 2026 | 86.6% | 192 |
| April 2026 | 90.4% | 188 |
| May 2026 | 82.9% | 217 |
| June 2026 | 76.3% | 219 |
| July 2026 | 79.1% | 225 |
| August 2026 | 75.5% | 223 |
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 | 907 | 90.6% | 0.8% | 114 min |
| United Airlines | 704 | 75.8% | 0.7% | 93 min |
| Southwest Airlines | 559 | 81.6% | 0.5% | 80 min |
| Frontier Airlines | 157 | 84.1% | 0.0% | 87 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
OO4777
12% late · 305 flights
-
UA1781
35% late · 262 flights
-
UA581
18% late · 217 flights
-
F91677
16% late · 154 flights
-
UA1521
17% late · 103 flights
-
OO5266
12% late · 97 flights
-
OO5277
16% late · 73 flights
-
OO5288
4% late · 70 flights
-
WN1769
16% late · 61 flights
-
WN2123
7% late · 58 flights
-
OO4790
0% late · 55 flights
-
OO5751
2% late · 55 flights
-
OO5256
6% late · 51 flights
-
WN1096
34% late · 50 flights
-
WN1251
6% late · 47 flights
-
WN462
13% late · 46 flights
-
OO5711
4% late · 45 flights
-
OO4662
11% late · 37 flights
-
OO4798
6% late · 36 flights
-
WN3555
0% late · 33 flights
-
WN2706
10% late · 31 flights
-
WN2707
10% late · 31 flights
-
UA2764
17% late · 29 flights
-
WN1770
26% late · 27 flights
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