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

St Louis → Salt Lake City via Detroit: arrives on time 59%

  1. 13:54 STL → 16:30 DTW
    DL 1371 · Delta · 1h 36m · 77% on time, 3.0% cancelled
  2. 3h 45m layover in Detroit (DTW) · 45 min minimum on one ticket
  3. 20:15 DTW → 22:13 SLC
    DL 2117 · Delta · 3h 58m · 64% on time, 0.0% cancelled

Total trip 9h 19m, scheduled departure to arrival (Salt Lake City is 1 h behind St Louis). Times are local. Both flew on 41 of the last 56 days.

Makes the connection95%The first flight arrived more than 180 minutes late on 5% of the days it flew: too late for the 45-minute minimum connection on a 3h 45m layover.
Arrives on time59%First flight not cancelled (3.0% are) × connection made (95%) × second flight not cancelled (0.0% are) and within 15 minutes (64%).
Total trip9h 19mSTL 13:54 to SLC 22:13, 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.