Route
DEN → DSM
Denver International Airport Des Moines International Airport
How punctual is this route?
- On-time arrivals
- 79.9%
- Less than 15 minutes late
- Cancelled
- 0.6%
- Of scheduled flights
- Average delay when late
- 74 min
- Flights arriving 15+ minutes late
- Flights tracked
- 2,327
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 47%
- Airline (crew, maintenance, cleaning) 38%
- Air traffic control & airport 12%
- Extreme weather 3%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 84.3% | 223 |
| October 2025 | 88.4% | 198 |
| November 2025 | 85.5% | 164 |
| December 2025 | 82.6% | 167 |
| January 2026 | 82.6% | 162 |
| February 2026 | 77.4% | 149 |
| March 2026 | 77.5% | 192 |
| April 2026 | 88.3% | 188 |
| May 2026 | 79.6% | 217 |
| June 2026 | 74.4% | 219 |
| July 2026 | 73.2% | 225 |
| August 2026 | 68.8% | 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 | 906 | 88.0% | 1.0% | 89 min |
| United Airlines | 705 | 80.2% | 0.3% | 77 min |
| Southwest Airlines | 559 | 65.5% | 0.4% | 65 min |
| Frontier Airlines | 157 | 83.4% | 0.0% | 65 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
OO5389
20% late · 303 flights
-
UA1925
22% late · 192 flights
-
F91678
17% late · 157 flights
-
UA1311
13% late · 156 flights
-
UA549
32% late · 155 flights
-
OO4772
11% late · 133 flights
-
UA2265
9% late · 107 flights
-
OO4801
3% late · 70 flights
-
WN1524
15% late · 60 flights
-
OO4769
7% late · 58 flights
-
OO4628
9% late · 55 flights
-
OO5228
4% late · 55 flights
-
WN4429
25% late · 55 flights
-
WN2940
88% late · 52 flights
-
OO5213
10% late · 51 flights
-
UA596
12% late · 50 flights
-
WN1725
20% late · 50 flights
-
WN2404
36% late · 50 flights
-
OO5211
9% late · 47 flights
-
OO5718
4% late · 45 flights
-
WN189
39% late · 33 flights
-
WN2162
16% late · 31 flights
-
WN3008
35% late · 31 flights
-
WN1375
25% late · 24 flights
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