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

St Louis → Philadelphia via Detroit: arrives on time 79%

  1. 06:30 STL → 09:04 DTW
    DL 1626 · Delta · 1h 34m · 92% on time, 2.3% cancelled
  2. 1h 06m layover in Detroit (DTW) · 45 min minimum on one ticket
  3. 10:10 DTW → 11:46 PHL
    DL 2331 · Delta · 1h 39m · 89% on time, 2.4% cancelled

Total trip 4h 19m, scheduled departure to arrival (Philadelphia is 1 h ahead of St Louis). Times are local. Both flew on 56 of the last 56 days.

Makes the connection93%The first flight arrived more than 21 minutes late on 7% of the days it flew: too late for the 45-minute minimum connection on a 1h 06m layover.
Arrives on time79%First flight not cancelled (2.3% are) × connection made (93%) × second flight not cancelled (2.4% are) and within 15 minutes (89%).
Total trip4h 19mSTL 06:30 to PHL 11:46, 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.