Route · IMT → DTW · 2020–2025 BTS data
Iron Mountain/Kingsfd to Detroit
According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), IMT to DTW (Iron Mountain/Kingsfd to Detroit) ranks #4103 of 4927 tracked domestic routes by total flights (most flights = #1).
Data updated 2026-06-13
- 83.4%
- On-time
- +4.4 pts
- vs US avg
- 120 min
- Delay when late
- 1,569
- Flights
- #4103 of 4927
- Corpus placement
Cancelled
1.9%
Best Month
N/A
Worst Month
N/A
Distance
344 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 | 6 | 1 | 0 | OO |
| Oct 2025 | 31 | 10 | 0 | 0 | OO |
| Sep 2025 | 30 | 3 | 0 | 0 | OO |
| Aug 2025 | 31 | 5 | 0 | 0 | OO |
| Jul 2025 | 31 | 6 | 0 | 0 | OO |
| Jun 2025 | 30 | 3 | 0 | 0 | OO |
| May 2025 | 31 | 8 | 0 | 0 | OO |
| Apr 2025 | 30 | 8 | 0 | 0 | OO |
| Mar 2025 | 31 | 2 | 3 | 0 | OO |
| Jan 2025 | 31 | 10 | 0 | 0 | OO |
| Dec 2024 | 31 | 12 | 2 | 1 | OO |
| Oct 2024 | 31 | 5 | 0 | 0 | OO |
| Sep 2024 | 30 | 0 | 0 | 0 | OO |
| Aug 2024 | 31 | 6 | 2 | 0 | OO |
| Jul 2024 | 31 | 7 | 0 | 0 | OO |
| Jun 2024 | 30 | 8 | 1 | 0 | OO |
| May 2024 | 31 | 4 | 0 | 0 | OO |
| Apr 2024 | 30 | 4 | 0 | 0 | OO |
| Mar 2024 | 31 | 6 | 0 | 0 | OO |
| Feb 2024 | 38 | 4 | 0 | 0 | OO |
| Jan 2024 | 30 | 13 | 1 | 0 | OO |
| Dec 2023 | 31 | 10 | 1 | 0 | OO |
| Nov 2023 | 30 | 4 | 0 | 0 | OO |
IMT–DTW seasonal on-time pattern
Best: September (94.7%) · weakest: December (70.3%)
Strongest calendar month
September
94.7% on-time · ~30 flights/mo
Busiest calendar month
February
~38 flights/mo avg
Weakest calendar month
December
70.3% on-time · ~31 flights/mo
Cancellation Rate
1.9%
14 of 742 flights
Diversion Rate
0.1%
1 of 742 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
IMT - Iron Mountain/Kingsfd
Full on-time, delay-cause, and seasonal performance for Iron Mountain/Kingsfd, MI.
IMT on-time profileDTW - Detroit
Full on-time, delay-cause, and seasonal performance for Detroit, MI.
DTW on-time profileCompare the two airports
See IMT and DTW side by side on delays, cancellations, and reliability.
Compare IMT vs DTWOrigin-hub reliability standing
Mid-pack among IMT departures
From IMT, this corridor sits with 2 other 75–85% on-time routes out of 2 tracked departures, not the hub's reliability leaders (0 at ≥85%) and not the softest ( 0 below 75%). Destination: Detroit · fleet on-time rank #1795 of 4927.
Similar routes
Other BTS-tracked routes with comparable performance or trip length to IMT–DTW.
Routes with a similar on-time rate
Routes of a similar trip length
What the Data Says About IMT to DTW
Bureau of Transportation Statistics records show Iron Mountain/Kingsfd to Detroit (IMT to DTW) running a 83.4% on-time rate over 1,569 tracked flights, on the stronger end of a typical domestic pairing. When flights do run late, the average delay is 120.4 minutes. The 344-mile corridor is served by 1 carrier, and over the last 24 months 1.9% of 742 flights were cancelled, 0.1% 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, IMT–DTW peaks in September at 94.7% on-time while February carries the heaviest traffic (~38 flights per month) ; the softest month is December at 70.3%, a 24.4-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.
Frequently Asked Questions
Where does IMT to DTW rank among US routes by traffic? ▼
How often are flights delayed from IMT to DTW? ▼
What is the cancellation rate for IMT to DTW? ▼
How far is the flight from IMT 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 IMT–DTW data
IMT–DTW runs 4.4 pts above the national 79% average; the remaining risk is month-to-month swing and carrier mix, not a weak headline rate.
- Compare IMT and DTW airport profiles: delay causes and top routes differ even on the same corridor. IMT airport
- If your dates flex, September (94.7% on-time) beats December (70.3%) on this corridor. Seasonal chart
- 4 other routes post a similar 83.4% 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.