Atlanta (ATL) to Buffalo (BUF)
Flight time
≈ 2h 14m
Bearing
24° NE
Atlanta (ATL) to Buffalo (BUF) is 713 miles (1,147 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies ATL–BUF
Filed traffic dataIn June 2026, Delta Air Lines operated the most departures, one of 2 carriers flying nonstop ATL–BUF; the Airbus A321 was the most common aircraft at 62% of departures; flights ran 89% full.
Departures
276
June 2026
Seats
52,866
both directions
Passengers
47,255
both directions
Load factor
89.4%
RPM ÷ ASM
Who flies ATL–BUF?
Delta Air Lines operated the most nonstop ATL–BUF departures in June 2026 (222), one of 2 carriers on the route.
- DL
222 departures · 40,378 seats
Share of departures80.4%92.5%
Load
- F9
54 departures · 12,488 seats
Share of departures19.6%79.4%
Load
What plane flies ATL–BUF?
In June 2026, the Airbus A321 flew 62% of ATL–BUF departures — more than any other aircraft type.
- Airbus A321
172 departures · 93.5% load
62.3% - Airbus A320
54 departures · 88.6% load
19.6% - Airbus A321neo
42 departures · 77.5% load
15.2% - Airbus A320neo
8 departures · 84.6% load
2.9%
How has ATL–BUF traffic changed?
Nonstop ATL–BUF departures rose from 265 in July 2025 to 276 in June 2026.
Monthly nonstop ATL–BUF traffic, trailing 12 months through June 2026. Bars scale to the busiest month; months with no filed service show as zero.
July 2025
265 departures · 44,475 passengers
90.0%
Load
August 2025
266 departures · 42,997 passengers
87.1%
Load
September 2025
248 departures · 36,998 passengers
82.6%
Load
October 2025
289 departures · 44,843 passengers
80.2%
Load
November 2025
209 departures · 30,856 passengers
75.0%
Load
December 2025
203 departures · 30,084 passengers
78.4%
Load
January 2026
180 departures · 23,066 passengers
71.6%
Load
February 2026
193 departures · 27,185 passengers
77.6%
Load
March 2026
252 departures · 35,017 passengers
80.4%
Load
April 2026
287 departures · 41,682 passengers
78.9%
Load
May 2026
294 departures · 47,555 passengers
84.9%
Load
June 2026
276 departures · 47,255 passengers
89.4%
Load
By direction
Each direction is filed separately — they rarely match.
ATL → BUF
90.3% full
138 departures · 23,903 passengers
BUF → ATL
88.4% full
138 departures · 23,352 passengers
Nonstop ATL–BUF traffic has been filed since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through June 2026; filings from 2025. Public domain (US Government work).
The airports
Atlanta
US
Hartsfield Jackson Atlanta International Airport
Coordinates
33.64°N, 84.43°W
Hemisphere
N · W
Frequently asked
How far is Atlanta (ATL) from Buffalo (BUF)?
ATL to BUF is 713 miles (1,147 km / 619 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from ATL to BUF?
A nonstop covers the 713-mile great-circle distance in roughly 2h 14m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies ATL–BUF?
In June 2026, the Airbus A321 flew the largest share of departures (62.3%), followed by the Airbus A320 (19.6%).
What mileage do I earn flying ATL–BUF?
Distance-based programs credit off the 713-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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