Route · PHL → BUF · 2020–2025 BTS data
Philadelphia to Buffalo
The PHL–BUF corridor (Philadelphia, PA → Buffalo, NY) runs ahead of the national average, served by 12 carriers across roughly 279 miles.
Data updated 2026-06-13
- 83.7%
- On-time
- +4.7 pts
- vs US avg
- 79 min
- Delay when late
- 2,721
- Flights
Cancelled
3.7%
Best Month
Oct 2022 95%
Worst Month
Jul 2025 65%
Distance
279 mi
Carriers
12
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Nov 2025 | 30 | 11 | 2 | 0 | OH,YX |
| Oct 2025 | 62 | 15 | 1 | 0 | AA,OH,YX |
| Jul 2025 | 57 | 20 | 7 | 1 | OH |
| Oct 2024 | 31 | 3 | 0 | 0 | AA,OH |
| Sep 2024 | 50 | 10 | 0 | 0 | OH,AA |
| Aug 2024 | 95 | 30 | 6 | 0 | AA,F9,YX,OH |
| Jul 2024 | 96 | 28 | 7 | 0 | AA,F9,OH,YX |
| Jun 2024 | 37 | 7 | 0 | 0 | AA,F9,YX |
| Mar 2024 | 31 | 2 | 0 | 0 | YX |
| Feb 2024 | 41 | 2 | 0 | 0 | OH,YX |
| Jan 2024 | 44 | 12 | 9 | 0 | YX,OH |
| Nov 2023 | 79 | 9 | 0 | 0 | OH,YX |
| Oct 2023 | 50 | 1 | 0 | 1 | AA,OH,YX |
| Apr 2023 | 54 | 5 | 1 | 0 | YX,OH |
| Jan 2023 | 59 | 9 | 0 | 0 | OH |
| Dec 2022 | 50 | 4 | 10 | 0 | YX,OH |
| Nov 2022 | 57 | 4 | 3 | 0 | OH,YX |
| Oct 2022 | 79 | 4 | 0 | 0 | YX,OH |
| Sep 2022 | 60 | 6 | 0 | 0 | OH,YX,AA |
| Aug 2022 | 75 | 10 | 1 | 0 | AA,OH,YX |
| Jul 2022 | 70 | 17 | 2 | 0 | OH |
| Jun 2022 | 90 | 23 | 1 | 0 | OH |
| May 2022 | 79 | 17 | 4 | 0 | OH |
| Apr 2022 | 88 | 21 | 0 | 0 | OH |
Cancellation Rate
3.7%
54 of 1,464 flights
Diversion Rate
0.1%
2 of 1,464 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
PHL - Philadelphia
Full on-time, delay-cause, and seasonal performance for Philadelphia, PA.
Origin airport →BUF - Buffalo
Full on-time, delay-cause, and seasonal performance for Buffalo, NY.
Destination airport →Compare the two airports
See PHL and BUF side by side on delays, cancellations, and reliability.
Open comparison tool →Similar routes
Other BTS-tracked routes with comparable performance or trip length to PHL–BUF.
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What the Data Says About PHL to BUF
Bureau of Transportation Statistics records show Philadelphia to Buffalo (PHL to BUF) running a 83.7% on-time rate over 2,721 tracked flights, on the stronger end of a typical domestic pairing. When flights do run late, the average delay is 78.5 minutes. The 279-mile corridor is served by 12 carriers, and over the last 24 months 3.7% of 1,464 flights were cancelled, 0.1% diverted.
The monthly split is wide on this route: Oct 2022 posted the strongest performance at 95% on-time, while Jul 2025 came in at just 65% - a 30-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.