Connection · two tickets · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Detroit → Rochester via Chicago: arrives on time 90%
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07:30 DTW → 07:59 ORDDL 4456 · Delta, flown by SkyWest · 1h 29m · 79% on time, 0.0% cancelled
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3h 53m 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 43 of the last 56 days.
Makes the connection99%The first flight arrived more than 143 minutes late on 1% of the days it flew: too late for the 90-minute minimum connection on a 3h 53m layover.
Arrives on time90%First flight not cancelled (0.0% are) × connection made (99%) × second flight not cancelled (1.4% are) and within 15 minutes (93%).
Total trip7h 19mDTW 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.