FlightRecord

Sault Ste. Marie (CIU) to Detroit (DTW): On-Time Performance

Data through May 2026

Sault Ste. Marie (CIU) to Detroit (DTW) is a thinner route than most in this dataset — 363 departures over the past year, roughly 7 a week — so treat these numbers as indicative rather than definitive. Of the flights that did operate, 79% arrived on time. Cancellations are the bigger caveat: 3.4% of scheduled flights never departed.

On-time
79%
arrived <15 min late
Avg delay
22 min
completed flights
Cancelled
3.4%
Flights/day
0.99
last 12 months
Duration
1h 21m
scheduled
Distance
285 mi

Monthly on-time trend

Monthly on-time percentage for CIU to DTW flights50%75%100%June 2024: 63% on-time (30 flights)63Jun 2024July 2024: 81% on-time (31 flights)81August 2024: 84% on-time (31 flights)84September 2024: 80% on-time (30 flights)80Sep 2024October 2024: 81% on-time (31 flights)81November 2024: 79% on-time (29 flights)79December 2024: 46% on-time (30 flights)46Dec 2024January 2025: 80% on-time (30 flights)80February 2025: 82% on-time (28 flights)82March 2025: 77% on-time (31 flights)77Mar 2025April 2025: 86% on-time (30 flights)86May 2025: 74% on-time (31 flights)74June 2025: 87% on-time (30 flights)87Jun 2025July 2025: 71% on-time (31 flights)71August 2025: 94% on-time (31 flights)94September 2025: 90% on-time (30 flights)90Sep 2025October 2025: 87% on-time (31 flights)87November 2025: 86% on-time (28 flights)86December 2025: 79% on-time (31 flights)79Dec 2025January 2026: 70% on-time (31 flights)70February 2026: 63% on-time (28 flights)63March 2026: 73% on-time (31 flights)73Mar 2026April 2026: 81% on-time (30 flights)81May 2026: 90% on-time (31 flights)90

Best time to fly from CIU to DTW

Aim for departures around 1 p.m. (83% on-time); avoid 4 p.m. departures (75%).

On-time percentage by scheduled departure hour, CIU to DTW12 p.m.: 78% on-time (170 flights)121 p.m.: 83% on-time (153 flights)133 p.m.: 78% on-time (264 flights)154 p.m.: 75% on-time (115 flights)16scheduled departure hour

By day of week

DayOn-timeAvg delay
Monday77%18 min
Tuesday79%22 min
Wednesdaybest87%9 min
Thursday83%19 min
Friday75%30 min
Saturday76%21 min
Sunday76%33 min

What causes delays on this route

Share of total delay minutes by cause, as reported by carriers to the US DOT.

  • Airline operations63%
  • National airspace system9%
  • Weather28%

Frequently asked questions

How often are flights from CIU to DTW delayed?
21% of CIU–DTW flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 22 minutes.
What is the best time of day to fly from CIU to DTW?
Departures around 1 p.m. have the best record (83% on-time), while departures around 4 p.m. have the worst (75%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
How long is the flight from CIU to DTW?
The scheduled CIU–DTW flight time averages 1h 21m over 285 miles. Actual arrival times vary — flights on this route land 15+ minutes late 21% of the time.
How often are CIU to DTW flights cancelled?
3.4% of scheduled flights on this route were cancelled between 2024-06 and 2026-05 — several times the typical US rate, so consider earlier departures or backup options.
What is the worst month to fly from CIU to DTW?
December 2024 was the roughest month in this dataset, with only 46% of arrivals on time. The best was August 2025 at 94%. If your dates are flexible, that 47-point gap is worth planning around.

Based on 725 flights, 2024-062026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.