Route · ATL → BUF · 2020–2025 BTS data
Atlanta to Buffalo
The ATL–BUF corridor (Atlanta, GA → Buffalo, NY) runs ahead of the national average, served by 8 carriers across roughly 712 miles.
Data updated 2026-06-13
- 82.7%
- On-time
- +3.7 pts
- vs US avg
- 64 min
- Delay when late
- 6,977
- Flights
Cancelled
1.8%
Best Month
Nov 2024 93%
Worst Month
Jun 2025 62%
Distance
712 mi
Carriers
8
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 107 | 32 | 7 | 0 | DL,F9 |
| Nov 2025 | 108 | 17 | 3 | 0 | DL,F9 |
| Oct 2025 | 142 | 25 | 0 | 0 | WN,DL,F9 |
| Sep 2025 | 124 | 10 | 0 | 0 | DL,F9 |
| Aug 2025 | 136 | 25 | 3 | 0 | F9,DL |
| Jul 2025 | 134 | 39 | 2 | 0 | DL,F9 |
| Jun 2025 | 125 | 47 | 6 | 0 | DL,F9 |
| May 2025 | 107 | 28 | 0 | 0 | DL,F9 |
| Apr 2025 | 102 | 14 | 1 | 0 | DL,F9 |
| Mar 2025 | 105 | 24 | 0 | 0 | DL,F9 |
| Feb 2025 | 87 | 25 | 0 | 0 | DL,F9 |
| Jan 2025 | 91 | 18 | 5 | 0 | DL,F9 |
| Dec 2024 | 101 | 29 | 0 | 0 | DL,F9 |
| Nov 2024 | 112 | 8 | 0 | 0 | DL,F9 |
| Oct 2024 | 136 | 20 | 0 | 0 | DL,F9 |
| Sep 2024 | 134 | 20 | 2 | 0 | DL,F9 |
| Aug 2024 | 139 | 32 | 0 | 0 | DL,F9 |
| Jul 2024 | 134 | 42 | 8 | 0 | DL,F9 |
| Jun 2024 | 115 | 25 | 5 | 0 | DL,F9 |
| May 2024 | 110 | 27 | 3 | 0 | DL,F9 |
| Apr 2024 | 102 | 17 | 0 | 0 | DL,F9 |
| Mar 2024 | 91 | 17 | 0 | 0 | DL |
| Feb 2024 | 80 | 6 | 0 | 0 | DL |
| Jan 2024 | 83 | 21 | 3 | 0 | DL |
Cancellation Rate
1.8%
48 of 2,705 flights
Diversion Rate
0.0%
0 of 2,705 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
ATL - Atlanta
Full on-time, delay-cause, and seasonal performance for Atlanta, GA.
Origin airport →BUF - Buffalo
Full on-time, delay-cause, and seasonal performance for Buffalo, NY.
Destination airport →Compare the two airports
See ATL 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 ATL–BUF.
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What the Data Says About ATL to BUF
Bureau of Transportation Statistics records show Atlanta to Buffalo (ATL to BUF) running a 82.7% on-time rate over 6,977 tracked flights, on the stronger end of a typical domestic pairing. When flights do run late, the average delay is 64.0 minutes. The 712-mile corridor is served by 8 carriers, and over the last 24 months 1.8% of 2,705 flights were cancelled, 0.0% diverted.
The monthly split is wide on this route: Nov 2024 posted the strongest performance at 93% on-time, while Jun 2025 came in at just 62% - a 31-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.