Historical on-time performance
Sioux Falls to Denver
483 miData through May 2026Source: US DOT · BTS
Flights on FSD–DEN 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)
Cancelled1.6%of scheduled flights
based on 1,572 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 timep9045 minCancel1.5%Flights1,294
- United AirlinesOn-time65%Medianon timep9055 minCancel1.8%Flights278
Why flights run late
Delay causes
- Airline37%
- Weather15%
- Air traffic (NAS)32%
- Late aircraft17%
- Security0%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline16%
- Weather76%
- Air traffic (NAS)8%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 25 cancellations with a reported cause (BTS reports causes from June 2003).
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly FSD → DEN
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
Middays are the most reliable time of day to fly this route — 88% on time.
- Middays88% on time · p90 20 min · 1,281 flights
- Mornings80% on time · p90 30 min · 2,091 flights
- Afternoons75% on time · p90 60 min · 476 flights
- Evenings66% on time · p90 85 min · 1,162 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 76% to 79% on time.
- Wednesdays79% on time · p90 35 min · 720 flights
- Sundays79% on time · p90 45 min · 729 flights
- Tuesdays79% on time · p90 45 min · 676 flights
- Mondays78% on time · p90 40 min · 782 flights
- Thursdays78% on time · p90 40 min · 717 flights
- Saturdays77% on time · p90 45 min · 686 flights
- Fridays76% on time · p90 55 min · 785 flights
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