Route · MKE → PHL · 2020–2025 BTS data
Milwaukee to Philadelphia
The MKE–PHL corridor (Milwaukee, WI → Philadelphia, PA) runs ahead of the national average, served by 9 carriers across roughly 690 miles.
Data updated 2026-06-13
- 84.9%
- On-time
- +5.9 pts
- vs US avg
- 93 min
- Delay when late
- 2,206
- Flights
Cancelled
2.4%
Best Month
Sep 2022 96%
Worst Month
Aug 2024 63%
Distance
690 mi
Carriers
9
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Oct 2025 | 79 | 9 | 1 | 0 | OH |
| Sep 2025 | 41 | 9 | 0 | 0 | OH,YX |
| Aug 2025 | 79 | 18 | 2 | 0 | YX,OH |
| Jul 2025 | 31 | 15 | 3 | 0 | OH |
| Jun 2025 | 36 | 13 | 3 | 1 | OH,YX |
| Oct 2024 | 70 | 10 | 0 | 0 | YX,AA,OH |
| Aug 2024 | 70 | 26 | 3 | 0 | AA,F9,YX,OH |
| Jul 2024 | 98 | 25 | 1 | 0 | F9,OH,YX |
| Jun 2024 | 88 | 12 | 3 | 0 | F9,OH,YX |
| May 2024 | 63 | 11 | 0 | 0 | F9,YX |
| Apr 2024 | 30 | 4 | 0 | 0 | OH,YX |
| Mar 2024 | 31 | 4 | 0 | 0 | OH |
| Oct 2023 | 57 | 5 | 0 | 0 | AA,OH,YX |
| Sep 2023 | 54 | 12 | 3 | 1 | AA,OH |
| Aug 2023 | 42 | 6 | 1 | 0 | OH,YX |
| Jul 2023 | 56 | 10 | 2 | 0 | YX,OH |
| Jun 2023 | 54 | 6 | 5 | 0 | OH,YX |
| Mar 2023 | 31 | 7 | 0 | 0 | OH |
| Jan 2023 | 31 | 4 | 1 | 0 | OH |
| Nov 2022 | 57 | 6 | 0 | 0 | OH |
| Oct 2022 | 60 | 5 | 0 | 0 | OH |
| Sep 2022 | 56 | 2 | 0 | 0 | OH |
| Aug 2022 | 57 | 5 | 3 | 0 | OH |
| Jul 2022 | 81 | 9 | 1 | 0 | OH |
Cancellation Rate
2.4%
32 of 1,352 flights
Diversion Rate
0.1%
2 of 1,352 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
MKE - Milwaukee
Full on-time, delay-cause, and seasonal performance for Milwaukee, WI.
Origin airport →PHL - Philadelphia
Full on-time, delay-cause, and seasonal performance for Philadelphia, PA.
Destination airport →Compare the two airports
See MKE and PHL side by side on delays, cancellations, and reliability.
Open comparison tool →Similar routes
Other BTS-tracked routes with comparable performance or trip length to MKE–PHL.
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What the Data Says About MKE to PHL
Bureau of Transportation Statistics records show Milwaukee to Philadelphia (MKE to PHL) running a 84.9% on-time rate over 2,206 tracked flights, on the stronger end of a typical domestic pairing. When flights do run late, the average delay is 93.4 minutes. The 690-mile corridor is served by 9 carriers, and over the last 24 months 2.4% of 1,352 flights were cancelled, 0.1% diverted.
The monthly split is wide on this route: Sep 2022 posted the strongest performance at 96% on-time, while Aug 2024 came in at just 63% - a 34-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.