Connection · two tickets · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Dulles → Buffalo via Philadelphia: arrives on time 74%
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08:35 IAD → 09:45 PHLUA 4015 · United, flown by Mesa · 1h 10m · 84% on time, 3.4% cancelled
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3h 05m layover in Philadelphia (PHL) · 90 min minimum on separate tickets
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12:50 PHL → 14:19 BUFAA 6041 · American, flown by Piedmont · 1h 29m · 77% on time, 1.4% cancelled
Total trip 5h 44m, scheduled departure to arrival. Times are local. Both flew on 47 of the last 56 days.
Makes the connection100%The first flight arrived more than 95 minutes late on 0% of the days it flew: too late for the 90-minute minimum connection on a 3h 05m layover.
Arrives on time74%First flight not cancelled (3.4% are) × connection made (100%) × second flight not cancelled (1.4% are) and within 15 minutes (77%).
Total trip5h 44mIAD 08:35 to BUF 14:19, 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.