Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Atlanta → Buffalo via Dulles: arrives on time 88%
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05:30 ATL → 07:20 IADUA 641 · United · 1h 50m · 96% on time, 1.0% cancelled
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1h 05m layover in Dulles (IAD) · 45 min minimum on one ticket
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08:25 IAD → 09:51 BUFUA 3514 · United, flown by Republic · 1h 26m · 97% on time, 6.1% cancelled
Total trip 4h 21m, scheduled departure to arrival. Times are local. Both flew on 21 of the last 56 days.
Makes the connection98%The first flight arrived more than 20 minutes late on 2% of the days it flew: too late for the 45-minute minimum connection on a 1h 05m layover.
Arrives on time88%First flight not cancelled (1.0% are) × connection made (98%) × second flight not cancelled (6.1% are) and within 15 minutes (97%).
Total trip4h 21mATL 05:30 to BUF 09:51, layover included
Not yet counted: the second flight also leaving late (which helps), gate-to-gate distance at the hub, and rebooking after a missed connection.