Route · MDT → DTW · 2020–2025 BTS data
Harrisburg to Detroit
The MDT–DTW corridor (Harrisburg, PA → Detroit, MI) runs ahead of the national average, served by 6 carriers across roughly 371 miles.
Data updated 2026-06-13
- 87.8%
- On-time
- +8.8 pts
- vs US avg
- 110 min
- Delay when late
- 3,648
- Flights
Cancelled
0.7%
Best Month
Oct 2025 94%
Worst Month
Dec 2024 74%
Distance
371 mi
Carriers
6
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 41 | 15 | 2 | 0 | OO |
| Nov 2025 | 35 | 4 | 1 | 0 | OO |
| Oct 2025 | 51 | 3 | 0 | 0 | OO |
| May 2025 | 56 | 4 | 0 | 0 | OO |
| Apr 2025 | 44 | 3 | 0 | 0 | OO |
| Mar 2025 | 31 | 2 | 0 | 0 | OO |
| Jan 2025 | 35 | 12 | 1 | 0 | OO |
| Dec 2024 | 57 | 15 | 0 | 0 | OO |
| Nov 2024 | 56 | 8 | 0 | 0 | OO,DL |
| Oct 2024 | 57 | 4 | 0 | 0 | OO |
| Sep 2024 | 51 | 6 | 0 | 0 | OO |
| Aug 2024 | 54 | 12 | 0 | 0 | OO |
| Jul 2024 | 54 | 10 | 0 | 0 | OO |
| Jun 2024 | 52 | 12 | 0 | 0 | 9E,OO |
| May 2024 | 44 | 8 | 0 | 1 | 9E,OO |
| Apr 2024 | 30 | 2 | 0 | 0 | 9E,OO |
| Mar 2024 | 31 | 1 | 0 | 0 | 9E,OO |
| Jan 2024 | 31 | 7 | 2 | 0 | 9E,OO |
| Dec 2023 | 31 | 3 | 0 | 0 | OO,9E |
| Nov 2023 | 30 | 3 | 0 | 0 | 9E,OO |
| Oct 2023 | 31 | 1 | 0 | 0 | 9E,OO |
| Sep 2023 | 58 | 11 | 0 | 0 | 9E,OO |
| Aug 2023 | 48 | 8 | 1 | 0 | OO |
| Jul 2023 | 53 | 8 | 0 | 0 | 9E,OO |
Cancellation Rate
0.7%
7 of 1,061 flights
Diversion Rate
0.1%
1 of 1,061 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
MDT - Harrisburg
Full on-time, delay-cause, and seasonal performance for Harrisburg, PA.
Origin airport →DTW - Detroit
Full on-time, delay-cause, and seasonal performance for Detroit, MI.
Destination airport →Compare the two airports
See MDT and DTW side by side on delays, cancellations, and reliability.
Open comparison tool →Similar routes
Other BTS-tracked routes with comparable performance or trip length to MDT–DTW.
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What the Data Says About MDT to DTW
Harrisburg to Detroit (MDT to DTW) is one of the more dependable pairings in the BTS On-Time Performance dataset: a 87.8% on-time rate across 3,648 flights, with delays that do happen averaging 109.6 minutes. The corridor runs roughly 371 miles and is served by 6 carriers. Over the most recent 24 months, 7 of 1,061 flights were cancelled (0.7%) and 1 diverted (0.1%).
The monthly split is wide on this route: Oct 2025 posted the strongest performance at 94% on-time, while Dec 2024 came in at just 74% - a 20-point swing worth factoring into travel timing.
Frequently Asked Questions
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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.
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.