Route · MSP → CIU · 2020–2025 BTS data
Minneapolis to Sault Ste. Marie
According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), MSP to CIU (Minneapolis to Sault Ste. Marie) ranks #3857 of 4927 tracked domestic routes by total flights (most flights = #1).
Data updated 2026-06-13
- 85.4%
- On-time
- +6.4 pts
- vs US avg
- 73 min
- Delay when late
- 1,958
- Flights
- #3857 of 4927
- Corpus placement
Cancelled
0.8%
Best Month
N/A
Worst Month
N/A
Distance
435 mi
Carriers
1
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 31 | 9 | 3 | 0 | OO |
| Nov 2025 | 30 | 4 | 0 | 0 | OO |
| Oct 2025 | 31 | 4 | 0 | 0 | OO |
| Sep 2025 | 30 | 6 | 0 | 0 | OO |
| Aug 2025 | 31 | 2 | 0 | 0 | OO |
| Jul 2025 | 31 | 6 | 0 | 1 | OO |
| Jun 2025 | 30 | 5 | 0 | 1 | OO |
| May 2025 | 31 | 7 | 0 | 0 | OO |
| Apr 2025 | 30 | 3 | 0 | 0 | OO |
| Mar 2025 | 31 | 10 | 0 | 0 | OO |
| Jan 2025 | 31 | 6 | 0 | 0 | OO |
| Dec 2024 | 30 | 16 | 1 | 2 | OO |
| Nov 2024 | 30 | 6 | 0 | 0 | OO |
| Oct 2024 | 31 | 2 | 0 | 0 | OO |
| Sep 2024 | 30 | 5 | 0 | 0 | OO |
| Aug 2024 | 31 | 2 | 0 | 0 | OO |
| Jul 2024 | 31 | 7 | 0 | 0 | OO |
| Jun 2024 | 30 | 11 | 0 | 0 | OO |
| May 2024 | 31 | 3 | 0 | 0 | OO |
| Apr 2024 | 30 | 6 | 0 | 0 | OO |
| Mar 2024 | 31 | 5 | 0 | 0 | OO |
| Jan 2024 | 30 | 10 | 0 | 2 | OO |
| Dec 2023 | 31 | 7 | 2 | 0 | OO |
| Nov 2023 | 30 | 9 | 0 | 0 | OO |
MSP–CIU seasonal on-time pattern
Best: August (91.4%) · weakest: December (72.8%)
Strongest calendar month
August
91.4% on-time · ~31 flights/mo
Busiest calendar month
January
~31 flights/mo avg
Weakest calendar month
December
72.8% on-time · ~31 flights/mo
Cancellation Rate
0.8%
6 of 733 flights
Diversion Rate
0.8%
6 of 733 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
MSP - Minneapolis
Full on-time, delay-cause, and seasonal performance for Minneapolis, MN.
MSP on-time profileCIU - Sault Ste. Marie
Full on-time, delay-cause, and seasonal performance for Sault Ste. Marie, MI.
CIU on-time profileCompare the two airports
See MSP and CIU side by side on delays, cancellations, and reliability.
Compare MSP vs CIUOrigin-hub reliability standing
Among MSP's stronger departures
MSP → CIU posts a 85.4% on-time rate, landing in the ≥85% band with 42 of 99 BTS-tracked routes leaving Minneapolis. The same hub also shows 57 mid-band and 0 challenged departures · fleet-wide on-time rank #1093 of 4927 (highest on-time = #1).
Similar routes
Other BTS-tracked routes with comparable performance or trip length to MSP–CIU.
Routes with a similar on-time rate
What the Data Says About MSP to CIU
Minneapolis to Sault Ste. Marie (MSP to CIU) is one of the more dependable pairings in the BTS On-Time Performance dataset: a 85.4% on-time rate across 1,958 flights, with delays that do happen averaging 72.5 minutes. The corridor runs roughly 435 miles and is served by 1 carrier. Over the most recent 24 months, 6 of 733 flights were cancelled (0.8%) and 6 diverted (0.8%).
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, MSP–CIU peaks in August at 91.4% on-time while January carries the heaviest traffic (~31 flights per month) ; the softest month is December at 72.8%, a 18.6-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.
Frequently Asked Questions
Where does MSP to CIU rank among US routes by traffic? ▼
How often are flights delayed from MSP to CIU? ▼
What is the cancellation rate for MSP to CIU? ▼
How far is the flight from MSP to CIU? ▼
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 MSP–CIU data
MSP–CIU runs 6.4 pts above the national 79% average; the remaining risk is month-to-month swing and carrier mix, not a weak headline rate.
- Compare MSP and CIU airport profiles: delay causes and top routes differ even on the same corridor. MSP airport
- If your dates flex, August (91.4% on-time) beats December (72.8%) on this corridor. Seasonal chart
- 4 other routes post a similar 85.4% 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.