Historical on-time performance
Detroit to Sault Ste Marie
284 miData through Dec 2025Source: US DOT · BTS
Flights on DTW–CIU arrive on time 80% of the time over the last 12 months.
On-time rate80%arrived within 15 min
p90 delay70 min1 in 10 flights is worse (tail risk)
Cancelled1.3%of scheduled flights
based on 306 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- SkyWest AirlinesOn-time80%Medianon timep9070 minCancel1.3%Flights306
Why flights run late
Delay causes
- Airline66%
- Weather25%
- Air traffic (NAS)9%
- Late aircraft0%
- Security0%
Most delay minutes here are attributed to Airline.
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly DTW → CIU
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 78% to 78% on time.
- Overnights78% on time · p90 50 min · 325 flights
- Evenings78% on time · p90 65 min · 728 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 74% to 83% on time.
- Tuesdays83% on time · p90 25 min · 157 flights · limited
- Thursdays82% on time · p90 60 min · 153 flights · limited
- Saturdays79% on time · p90 50 min · 156 flights · limited
- Wednesdays78% on time · p90 60 min · 155 flights · limited
- Mondays77% on time · p90 65 min · 156 flights · limited
- Sundays75% on time · p90 75 min · 155 flights · limited
- Fridays74% on time · p90 65 min · 155 flights · limited
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