Route · CIU → DTW · 2020–2025 BTS data
Sault Ste. Marie to Detroit
According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), CIU to DTW (Sault Ste. Marie to Detroit) ranks #4128 of 4927 tracked domestic routes by total flights (most flights = #1).
Data updated 2026-06-13
- 84.5%
- On-time
- +5.5 pts
- vs US avg
- 130 min
- Delay when late
- 1,530
- Flights
- #4128 of 4927
- Corpus placement
Cancelled
1.0%
Best Month
N/A
Worst Month
N/A
Distance
284 mi
Carriers
1
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 31 | 6 | 3 | 0 | OO |
| Oct 2025 | 31 | 4 | 0 | 0 | OO |
| Sep 2025 | 30 | 3 | 0 | 0 | OO |
| Aug 2025 | 31 | 2 | 0 | 0 | OO |
| Jul 2025 | 31 | 8 | 0 | 1 | OO |
| Jun 2025 | 30 | 4 | 0 | 0 | OO |
| May 2025 | 31 | 8 | 0 | 0 | OO |
| Apr 2025 | 30 | 4 | 1 | 0 | OO |
| Mar 2025 | 31 | 7 | 0 | 0 | OO |
| Jan 2025 | 30 | 6 | 0 | 0 | OO |
| Dec 2024 | 30 | 15 | 2 | 0 | OO |
| Oct 2024 | 31 | 6 | 0 | 0 | OO |
| Sep 2024 | 30 | 6 | 0 | 0 | OO |
| Aug 2024 | 31 | 5 | 0 | 0 | OO |
| Jul 2024 | 31 | 6 | 0 | 0 | OO |
| Jun 2024 | 30 | 11 | 0 | 0 | OO |
| May 2024 | 31 | 5 | 0 | 0 | OO |
| Apr 2024 | 30 | 2 | 0 | 0 | OO |
| Mar 2024 | 31 | 5 | 0 | 0 | OO |
| Jan 2024 | 31 | 11 | 1 | 1 | OO |
| Oct 2023 | 31 | 4 | 0 | 0 | OO |
| Sep 2023 | 30 | 2 | 0 | 0 | OO |
| Aug 2023 | 31 | 7 | 0 | 0 | OO |
| Jul 2023 | 30 | 3 | 0 | 0 | OO |
CIU–DTW seasonal on-time pattern
Best: November (93.3%) · weakest: December (72.4%)
Strongest calendar month
November
93.3% on-time · ~30 flights/mo
Busiest calendar month
January
~31 flights/mo avg
Weakest calendar month
December
72.4% on-time · ~31 flights/mo
Cancellation Rate
1.0%
7 of 734 flights
Diversion Rate
0.3%
2 of 734 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
CIU - Sault Ste. Marie
Full on-time, delay-cause, and seasonal performance for Sault Ste. Marie, MI.
CIU on-time profileDTW - Detroit
Full on-time, delay-cause, and seasonal performance for Detroit, MI.
DTW on-time profileCompare the two airports
See CIU and DTW side by side on delays, cancellations, and reliability.
Compare CIU vs DTWOrigin-hub reliability standing
Mid-pack among CIU departures
From CIU, this corridor sits with 1 other 75–85% on-time routes out of 2 tracked departures, not the hub's reliability leaders (1 at ≥85%) and not the softest ( 0 below 75%). Destination: Detroit · fleet on-time rank #1392 of 4927.
Similar routes
Other BTS-tracked routes with comparable performance or trip length to CIU–DTW.
Routes with a similar on-time rate
What the Data Says About CIU to DTW
Bureau of Transportation Statistics records show Sault Ste. Marie to Detroit (CIU to DTW) running a 84.5% on-time rate over 1,530 tracked flights, on the stronger end of a typical domestic pairing. When flights do run late, the average delay is 130.4 minutes. The 284-mile corridor is served by 1 carrier, and over the last 24 months 1.0% of 734 flights were cancelled, 0.3% diverted.
Monthly performance data for this route did not show a clear best/worst split in the sample window; review the monthly table above for period-by-period detail.
On the multi-year calendar, CIU–DTW peaks in November at 93.3% on-time while January carries the heaviest traffic (~31 flights per month) ; the softest month is December at 72.4%, a 20.9-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.
Frequently Asked Questions
Where does CIU to DTW rank among US routes by traffic? ▼
How often are flights delayed from CIU to DTW? ▼
What is the cancellation rate for CIU to DTW? ▼
How far is the flight from CIU to DTW? ▼
Airports on this route
Data source
Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.
Read our methodology - how this data is sourced, computed, and verified.
Using CIU–DTW data
CIU–DTW runs 5.5 pts above the national 79% average; the remaining risk is month-to-month swing and carrier mix, not a weak headline rate.
- Compare CIU and DTW airport profiles: delay causes and top routes differ even on the same corridor. CIU airport
- If your dates flex, November (93.3% on-time) beats December (72.4%) on this corridor. Seasonal chart
- 4 other routes post a similar 84.5% on-time rate; compare before you commit to this pairing. Similar routes
On-time rate reflects the BTS historical average across all reporting carriers on this origin–destination pair, not any single flight or booking recommendation.
Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.