DEN to FSD flight delays & on-time performance
Nonstop flights from Denver International Airport to Sioux Falls Regional Airport · 483 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at DEN or FSD right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Denver (DEN) to Sioux Falls (FSD) arrived on time 82% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 0.9% were cancelled, and 6% arrived an hour or more late.
- SkyWest Airlines was the most punctual airline here (85% on time); Frontier Airlines was the least (76%).
- Departures scheduled around 8am did best (96% on time); around 3pm did worst (65%).
- Tuesday was the most reliable day to fly (85% on time) and Thursday the least (78%).
- The largest source of delay minutes was late-arriving aircraft (42%).
Which airline is most on time from DEN to FSD?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| SkyWest AirlinesRegional airline operating flights for United Express, Delta Connection, American Eagle and Alaska. | 85% | 0.9% | 13 min | 5.5% | 1,303 |
| United Airlines | 76% | 1.1% | 20 min | 8.9% | 366 |
| Frontier Airlines | 76% | 0.0% | 20 min | 8.0% | 150 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 7am91%66 flights
- 8am96%92 flights
- 9am90%129 flights
- 10am86%264 flights
- 11am82%34 flights
- 1pm87%367 flights
- 3pm65%83 flights
- 4pm75%36 flights
- 5pm77%332 flights
- 6pm69%45 flights
- 8pm83%123 flights
- 9pm77%239 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday81%0.0% cancelled
- Tuesday85%0.4% cancelled
- Wednesday82%1.1% cancelled
- Thursday78%0.4% cancelled
- Friday83%1.0% cancelled
- Saturday84%1.0% cancelled
- Sunday85%2.3% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Late-arriving aircraft42%
- Airline (crew, maintenance, cleaning, fueling)27%
- Air traffic control & airport congestion17%
- Extreme weather14%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather75%
- Airline (crew, maintenance, cleaning, fueling)13%
- Air traffic control & airport congestion13%
- Security0%
DEN to FSD: common questions
- How often are DEN to FSD flights on time?
- 82% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from Denver to Sioux Falls cancelled?
- 0.9% of scheduled flights were cancelled (16 of 1,819).
- How long are typical delays?
- Across all flights the average arrival delay was 15 min (early arrivals count as zero). Flights that were late arrived 79 min behind schedule on average, and 6.4% of flights were an hour or more late.
- How long is taxi time at DEN?
- Flights on this route spent 22 min taxiing from the gate to takeoff on average.
Related routes
Return trip: FSD to DEN — 80% on time
More flights from Denver
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: DEN → FSD, nonstop flights by US airlines that report to the DOT. How we calculate this.