Connection · two tickets · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Boston → Rochester via Chicago: arrives on time 84%
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07:30 BOS → 09:28 ORDDL 2570 · Delta · 2h 58m · 82% on time, 3.0% cancelled
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2h 24m layover in Chicago (ORD) · 90 min minimum on separate tickets
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11:52 ORD → 14:49 ROCUA 3629 · United, flown by Republic · 1h 57m · 93% on time, 1.4% cancelled
Total trip 7h 19m, scheduled departure to arrival. Times are local. Both flew on 52 of the last 56 days.
Makes the connection94%The first flight arrived more than 54 minutes late on 6% of the days it flew: too late for the 90-minute minimum connection on a 2h 24m layover.
Arrives on time84%First flight not cancelled (3.0% are) × connection made (94%) × second flight not cancelled (1.4% are) and within 15 minutes (93%).
Total trip7h 19mBOS 07:30 to ROC 14:49, 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.