Route
DEN → FSD
Denver International Airport Sioux Falls Regional Airport
483 miles
Return route FSD → DEN →
How punctual is this route?
- On-time arrivals
- 82.8%
- Less than 15 minutes late
- Cancelled
- 0.9%
- Of scheduled flights
- Average delay when late
- 85 min
- Flights arriving 15+ minutes late
- Flights tracked
- 1,817
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 43%
- Airline (crew, maintenance, cleaning) 30%
- Extreme weather 15%
- Air traffic control & airport 13%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Sep 2025
Aug 2026
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 84.2% | 159 |
| October 2025 | 91.3% | 161 |
| November 2025 | 88.4% | 131 |
| December 2025 | 73.2% | 132 |
| January 2026 | 88.5% | 130 |
| February 2026 | 87.5% | 121 |
| March 2026 | 82.2% | 134 |
| April 2026 | 84.8% | 133 |
| May 2026 | 85.5% | 168 |
| June 2026 | 78.3% | 180 |
| July 2026 | 78.3% | 185 |
| August 2026 | 74.9% | 183 |
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 | 1,313 | 85.5% | 1.0% | 83 min |
| United Airlines | 365 | 75.9% | 1.1% | 91 min |
| Frontier Airlines | 139 | 74.8% | 0.0% | 80 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
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