Historical on-time performance
Denver to Sioux Falls
483 miData through Dec 2025Source: US DOT · BTS
Flights on DEN–FSD arrive on time 77% of the time over the last 12 months.
On-time rate77%arrived within 15 min
p90 delay50 min1 in 10 flights is worse (tail risk)
Cancelled1.0%of scheduled flights
based on 1,615 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- SkyWest AirlinesbestOn-time80%Medianon timep9040 minCancel1.1%Flights1,307
- United AirlinesOn-time66%Medianon timep90100 minCancel0.3%Flights308
Why flights run late
Delay causes
- Airline31%
- Weather10%
- Air traffic (NAS)20%
- Late aircraft40%
- Security0%
Most delay minutes here are attributed to Late aircraft.
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly DEN → FSD
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best time of day
On-time rates are fairly even by time of day on this route — ranging from 69% to 82% on time.
- Middays82% on time · p90 30 min · 1,916 flights
- Mornings82% on time · p90 30 min · 906 flights
- Overnights75% on time · p90 50 min · 974 flights
- Evenings72% on time · p90 60 min · 1,119 flights
- Afternoons69% on time · p90 60 min · 130 flights · limited
Best day of week
On-time rates are fairly even by day on this route — ranging from 74% to 81% on time.
- Wednesdays81% on time · p90 30 min · 710 flights
- Sundays80% on time · p90 40 min · 736 flights
- Tuesdays80% on time · p90 40 min · 693 flights
- Fridays78% on time · p90 40 min · 754 flights
- Saturdays77% on time · p90 45 min · 677 flights
- Thursdays76% on time · p90 50 min · 716 flights
- Mondays74% on time · p90 50 min · 759 flights
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