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

Raleigh/Durham → Chicago via Detroit: arrives on time 67%

  1. 09:54 RDU → 11:36 DTW
    DL 1427 · Delta · 1h 42m · 94% on time, 2.9% cancelled
  2. 49m layover in Detroit (DTW) · 45 min minimum on one ticket
  3. 12:25 DTW → 12:46 MDW
    DL 4688 · Delta, flown by Endeavor · 1h 21m · 82% on time, 1.2% cancelled

Total trip 3h 52m, scheduled departure to arrival (Chicago is 1 h behind Raleigh/Durham). Times are local. Both flew on 42 of the last 56 days.

Makes the connection85%The first flight arrived more than 4 minutes late on 15% of the days it flew: too late for the 45-minute minimum connection on a 49m layover.
Arrives on time67%First flight not cancelled (2.9% are) × connection made (85%) × second flight not cancelled (1.2% are) and within 15 minutes (82%).
Total trip3h 52mRDU 09:54 to MDW 12:46, 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.