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Route · MSP → IMT · 2020–2025 BTS data

Minneapolis to Iron Mountain/Kingsfd

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), MSP to IMT (Minneapolis to Iron Mountain/Kingsfd) ranks #3921 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

85.8%
On-time
+6.8 pts
vs US avg
90 min
Delay when late
1,836
Flights
#3921 of 4927
Corpus placement

Cancelled

1.1%

Best Month

N/A

Worst Month

N/A

Distance

257 mi

Carriers

1

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 31 8 2 1 OO
Oct 2025 31 11 0 0 OO
Sep 2025 30 5 0 0 OO
Aug 2025 31 5 0 0 OO
Jul 2025 31 6 0 0 OO
Jun 2025 30 4 0 0 OO
May 2025 31 8 0 1 OO
Apr 2025 30 7 0 0 OO
Mar 2025 31 2 3 0 OO
Jan 2025 30 8 0 0 OO
Nov 2024 30 4 0 0 OO
Oct 2024 31 4 0 0 OO
Sep 2024 30 1 0 0 OO
Aug 2024 31 6 1 0 OO
Jul 2024 31 6 0 0 OO
Jun 2024 30 7 0 1 OO
May 2024 31 3 0 0 OO
Apr 2024 30 6 0 0 OO
Mar 2024 31 4 0 1 OO
Jan 2024 31 3 1 2 OO
Nov 2023 30 1 0 0 OO
Oct 2023 31 3 0 1 OO
Sep 2023 30 3 0 0 OO
Aug 2023 31 4 1 0 OO

MSP–IMT seasonal on-time pattern

Best: September (91.3%) · weakest: December (73.9%)

70%75%80%85%90%95% JanMarAprMayJunJulAugSepOctNovDec 73.9%

Strongest calendar month

September

91.3% on-time · ~30 flights/mo

Busiest calendar month

January

~31 flights/mo avg

Weakest calendar month

December

73.9% on-time · ~31 flights/mo

Cancellation Rate

1.1%

8 of 734 flights

Diversion Rate

1.0%

7 of 734 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 profile

IMT - Iron Mountain/Kingsfd

Full on-time, delay-cause, and seasonal performance for Iron Mountain/Kingsfd, MI.

IMT on-time profile

Compare the two airports

See MSP and IMT side by side on delays, cancellations, and reliability.

Compare MSP vs IMT

Origin-hub reliability standing

Among MSP's stronger departures

MSP → IMT posts a 85.8% 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 #963 of 4927 (highest on-time = #1).

What the Data Says About MSP to IMT

Minneapolis to Iron Mountain/Kingsfd (MSP to IMT) is one of the more dependable pairings in the BTS On-Time Performance dataset: a 85.8% on-time rate across 1,836 flights, with delays that do happen averaging 90.1 minutes. The corridor runs roughly 257 miles and is served by 1 carrier. Over the most recent 24 months, 8 of 734 flights were cancelled (1.1%) and 7 diverted (1.0%).

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–IMT peaks in September at 91.3% on-time while January carries the heaviest traffic (~31 flights per month) ; the softest month is December at 73.9%, a 17.4-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does MSP to IMT rank among US routes by traffic? ▼
According to PlainFlights' route traffic ranking, MSP to IMT ranks #3921 of 4927 tracked domestic routes by total flights (most flights = #1). That ordinal matches our busiest-routes listing (total_flights DESC). See /methodology#corpus-placement for the exact sort basis.
How often are flights delayed from MSP to IMT? ▼
Flights from Minneapolis to Iron Mountain/Kingsfd have a 85.8% on-time rate based on 1,836 flights. The average delay is 90.1 minutes.
What is the cancellation rate for MSP to IMT? ▼
Over the last 24 months, 1.1% of flights on this route were cancelled (8 of 734 flights) and 1.0% were diverted.
How far is the flight from MSP to IMT? ▼
The flight distance from Minneapolis (MSP) to Iron Mountain/Kingsfd (IMT) is approximately 257 miles. This route is served by 1 carrier.

Airports on this route

MSP Airport

Minneapolis
IMT Airport

Iron Mountain/Kingsfd
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–IMT data

MSP–IMT runs 6.8 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 IMT airport profiles: delay causes and top routes differ even on the same corridor. MSP airport
  • If your dates flex, September (91.3% on-time) beats December (73.9%) on this corridor. Seasonal chart
  • 4 other routes post a similar 85.8% 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.

Data sourced from U.S. Department of Transportation Bureau of Transportation Statistics (BTS) On-Time Performance data. See our methodology for details. Retrieved and formatted by PlainFlights

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.