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

St Louis → Chicago via Detroit: arrives on time 77%

  1. 06:30 STL → 09:04 DTW
    DL 1626 · Delta · 1h 34m · 92% on time, 2.3% cancelled
  2. 3h 21m 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 6h 16m, scheduled departure to arrival. Times are local. Both flew on 56 of the last 56 days.

Makes the connection97%The first flight arrived more than 156 minutes late on 3% of the days it flew: too late for the 45-minute minimum connection on a 3h 21m layover.
Arrives on time77%First flight not cancelled (2.3% are) × connection made (97%) × second flight not cancelled (1.2% are) and within 15 minutes (82%).
Total trip6h 16mSTL 06:30 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.