Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Buffalo → Newark via Chicago: arrives on time 55%
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18:04 BUF → 19:03 ORDUA 2747 · United · 1h 59m · 63% on time, 1.4% cancelled
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2h 27m layover in Chicago (ORD) · 45 min minimum on one ticket
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21:30 ORD → 00:53 EWR +1 dayUA 1209 · United · 2h 23m · 68% on time, 3.8% cancelled
Total trip 6h 49m, scheduled departure to arrival. Times are local. Both flew on 55 of the last 56 days.
Makes the connection86%The first flight arrived more than 102 minutes late on 14% of the days it flew: too late for the 45-minute minimum connection on a 2h 27m layover.
Arrives on time55%First flight not cancelled (1.4% are) × connection made (86%) × second flight not cancelled (3.8% are) and within 15 minutes (68%).
Total trip6h 49mBUF 18:04 to EWR 00:53, 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.