Delta Air LinesDL84% on time
Flights DL1384 09:07 daily · DL2266 varies daily · DL2050 16:47 Mo Th Fr Su · DL2334 21:52 daily
live
Direct flights from Atlanta (ATL) to Buffalo (BUF): 14 nonstop departures observed each week across 2 airlines. 87% of the last 23 operated flights arrived within 15 minutes of schedule. The median arrival is 12 minutes early. No cancellations were recorded across the 23 tracked flights. The nonstop covers 1,147 km, an estimated 1 hour 58 minutes in the air. Measured by Pro Flight Search from live flight boards at Atlanta and Buffalo. Updated 13 September 2026 at 05:25 UTC.
ATL
Atlanta
disrupted · +72
BUF
Buffalo
smooth · +0
1,147 km · ~1h 58m est.
Runs reliable · 2 airlines · 14x weekly · nonstop
87% on time
of the last 23 operated ATL → BUF flights arrived within 15 minutes
Median arrival delay is −12 min. 0 of 23 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →
Median arrival−12 minacross the last 23 operated legs
Flight time~1h 58mestimated from route distance
Weekly departures14x2 direct airlines on the leg
Cancelled0.0%recent route rate · 0 of 23
The week
scheduled departures · origin local time06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Delta Air LinesFrontier Airlines
Each mark is a scheduled departure at its origin-local time, observed operating in the last 7 days. Today is highlighted.
Who flies it
observed on the boards · 7 daysFrontier AirlinesF9
Flights F91408 08:20 daily
History
operated legs · board outcomesActual board outcomes rather than schedules, paired departure and arrival per flight and day.
Full board history, day by day →
Airports right now
live boardsWeather lens
Current conditions put the pressure at BUF: 38% odds of a 15+ minute delay and around +10 min expected when it bites, measured from this route's own weather-matched delay history. See live delays → · Weather risk by airport →
next sweep in 120s
How the Atlanta to Buffalo route actually runs
Pro Flight Search records official board updates for nonstop ATL to BUF flights through the day: schedules, estimates, gate pushes and actual departures. The verdict above comes from operated flights, so it reflects what this route does rather than what the timetable promises.
Planning around a delay? Live airport delays · Weather delay risk map · Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
Cite this data
Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.
Suggested citation
Pro Flight Search — Atlanta (ATL) to Buffalo (BUF) route reliability, measured from operated flights on official airport boards.
Canonical URL
How we measure this →
https://proflightsearch.com/search-flights/ATL-BUF
ATL to BUF questions
Is ATL–BUF running on time right now?
Some delays possible. The departure side at ATL is the weaker end, route health score 52/100. The airports section above carries the live status and delay window at both ends.
Morning or evening flight on ATL–BUF?
Operators schedule morning departures around 08:20 and evening departures around 21:52 from ATL. Earlier flights typically land before destination-airport delays accumulate later in the day; check the BUF delay card to confirm conditions when you'd arrive.
How long is the flight from ATL to BUF?
Great-circle distance is 1,147 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 111–128 min gate-to-gate on this route.
How often does ATL–BUF fly?
2 carriers operate this route, around 32 flights a week between them. Compare carrier days and times in the airline list above.
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