Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Buffalo → Dulles via Chicago: arrives on time 72%
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10:57 BUF → 11:57 ORDUA 705 · United · 2h 00m · 89% on time, 0.0% cancelled
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1h 33m layover in Chicago (ORD) · 45 min minimum on one ticket
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13:30 ORD → 16:30 IADUA 2794 · United · 2h 00m · 76% on time, 0.0% cancelled
Total trip 5h 33m, scheduled departure to arrival. Times are local. Both flew on 37 of the last 56 days.
Makes the connection95%The first flight arrived more than 48 minutes late on 5% of the days it flew: too late for the 45-minute minimum connection on a 1h 33m layover.
Arrives on time72%First flight not cancelled (0.0% are) × connection made (95%) × second flight not cancelled (0.0% are) and within 15 minutes (76%).
Total trip5h 33mBUF 10:57 to IAD 16:30, 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.