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

Chicago → St Louis via Detroit: arrives on time 66%

  1. 09:17 MDW → 11:35 DTW
    DL 4674 · Delta, flown by Endeavor · 1h 18m · 84% on time, 0.0% cancelled
  2. 53m layover in Detroit (DTW) · 45 min minimum on one ticket
  3. 12:28 DTW → 13:05 STL
    DL 1371 · Delta · 1h 37m · 83% on time, 3.0% cancelled

Total trip 3h 48m, scheduled departure to arrival. Times are local. Both flew on 41 of the last 56 days.

Makes the connection83%The first flight arrived more than 8 minutes late on 17% of the days it flew: too late for the 45-minute minimum connection on a 53m layover.
Arrives on time66%First flight not cancelled (0.0% are) × connection made (83%) × second flight not cancelled (3.0% are) and within 15 minutes (83%).
Total trip3h 48mMDW 09:17 to STL 13:05, 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.