Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026

Rochester → Detroit via Chicago: arrives on time 17%

  1. 17:52 ROC → 19:00 ORD
    UA 2059 · United · 2h 08m · 49% on time, 2.0% cancelled
  2. 47m layover in Chicago (ORD) · 45 min minimum on one ticket
  3. 19:47 ORD → 22:19 DTW
    UA 2426 · United · 1h 32m · 63% on time, 1.4% cancelled

Total trip 4h 27m, scheduled departure to arrival. Times are local. Both flew on 48 of the last 56 days.

Makes the connection28%The first flight arrived more than 2 minutes late on 72% of the days it flew: too late for the 45-minute minimum connection on a 47m layover.
Arrives on time17%First flight not cancelled (2.0% are) × connection made (28%) × second flight not cancelled (1.4% are) and within 15 minutes (63%).
Total trip4h 27mROC 17:52 to DTW 22:19, layover included

Tight connection: often missed. The first flight is late enough to miss it on more than 1 day in 4.

Not yet counted: the second flight also leaving late (which helps), gate-to-gate distance at the hub, and rebooking after a missed connection.