Ford (IMT) Delays and On-Time Departures
Iron Mountain/Kingsfd, MI · ranked 291st of 333 airports for on-time departures
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, Iron Mountain/Kingsfd (IMT) had 728 scheduled departures and 74.8% of them left on time (US average 77.4%).
That ranks 291st of 333 US airports tracked on this site, with 3.7% of departures cancelled.
September has been the best month (91% on time) and Monday the weakest day of the week (75%).
Best time of day to fly out of Iron Mountain/Kingsfd (IMT)
On-time departure % by scheduled departure hour (local time), last 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 6am–7am | 91.7% | 0.0% | 84 |
| 7am–8am | 81.1% | 5.1% | 39 |
| 9am–10am | Limited data | 24 | |
| 10am–11am | 78.8% | 1.5% | 67 |
| 11am–12pm | 75.0% | 3.1% | 516 |
| 12pm–1pm | Limited data | 1 | |
| 2pm–3pm | 82.9% | 2.7% | 150 |
| 3pm–4pm | Limited data | 2 | |
| 4pm–5pm | 69.7% | 2.9% | 34 |
| 5pm–6pm | 78.9% | 3.2% | 538 |
Airlines at IMT ranked by on-time departures
Last 12 months. Airlines with fewer than 30 departures are marked “limited data”.
| Airline | On-time departures | On-time arrivals | Cancelled | Departures |
|---|---|---|---|---|
| SkyWest Airlines | 74.8% | 75.3% | 3.7% | 728 |
80%+ good 70–79.9% fair <70% poor
Best day to fly out of IMT
On-time departures by day, 24 months.
Best month to fly out of IMT
On-time departures by month, 24 months.
Holiday travel at Iron Mountain/Kingsfd (IMT)
On-time departures during holiday periods compared with all other days, last 24 months.
| Period | On-time departures | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | Limited data | 26 | ||
| Christmas & New Year (Dec 20 - Jan 3) | 68.8% | -9.3 pts | 15.8% | 57 |
| Summer peak (Jun 15 - Aug 15) | 82.0% | +4.0 pts | 1.6% | 248 |
| All other days | 78.0% | — | 2.5% | 1,124 |
Monthly on-time departure trend at IMT
On-time departure % each month, with the 12-month US average for reference.
Routes from Iron Mountain/Kingsfd (IMT)
Every route from IMT with its own page, by number of flights (last 12 months, on-time arrivals).
| To | On time | Cancelled | Flights |
|---|---|---|---|
| IMT → Detroit (DTW) | 77.1% | 4.1% | 365 |
| IMT → Minneapolis (MSP) | 73.5% | 3.3% | 363 |