Route · GRR → PHL · 2020–2025 BTS data
Grand Rapids to Philadelphia
The GRR–PHL corridor (Grand Rapids, MI → Philadelphia, PA) runs ahead of the national average, served by 2 carriers across roughly 573 miles.
Data updated 2026-06-13
- 83.9%
- On-time
- +4.9 pts
- vs US avg
- 83 min
- Delay when late
- 627
- Flights
Cancelled
5.6%
Best Month
Oct 2025 94%
Worst Month
Feb 2020 78%
Distance
573 mi
Carriers
2
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Oct 2025 | 51 | 3 | 0 | 0 | OH,YX |
| Sep 2025 | 57 | 7 | 0 | 0 | OH,YX |
| Nov 2022 | 30 | 3 | 1 | 0 | OH |
| Apr 2022 | 46 | 12 | 1 | 0 | OH |
| Aug 2021 | 33 | 6 | 0 | 0 | OH |
| Jul 2021 | 62 | 13 | 1 | 0 | OH |
| Jun 2021 | 54 | 12 | 1 | 0 | OH |
| Aug 2020 | 31 | 4 | 1 | 0 | OH |
| Jul 2020 | 30 | 7 | 1 | 1 | OH |
| Apr 2020 | 55 | 4 | 19 | 0 | OH |
| Mar 2020 | 59 | 9 | 3 | 0 | OH |
| Feb 2020 | 58 | 13 | 3 | 0 | OH |
| Jan 2020 | 61 | 8 | 4 | 0 | OH |
Cancellation Rate
5.6%
35 of 627 flights
Diversion Rate
0.2%
1 of 627 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
GRR - Grand Rapids
Full on-time, delay-cause, and seasonal performance for Grand Rapids, MI.
Origin airport →PHL - Philadelphia
Full on-time, delay-cause, and seasonal performance for Philadelphia, PA.
Destination airport →Compare the two airports
See GRR 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 GRR–PHL.
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What the Data Says About GRR to PHL
Bureau of Transportation Statistics records show Grand Rapids to Philadelphia (GRR to PHL) running a 83.9% on-time rate over 627 tracked flights, on the stronger end of a typical domestic pairing. When flights do run late, the average delay is 82.7 minutes. The 573-mile corridor is served by 2 carriers, and over the last 24 months 5.6% of 627 flights were cancelled, 0.2% diverted.
The monthly split is wide on this route: Oct 2025 posted the strongest performance at 94% on-time, while Feb 2020 came in at just 78% - a 17-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.