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

San Francisco → St Louis via Detroit: arrives on time 76%

  1. 05:40 SFO → 13:13 DTW
    DL 772 · Delta · 4h 33m · 93% on time, 0.3% cancelled
  2. 3h 28m layover in Detroit (DTW) · 45 min minimum on one ticket
  3. 16:41 DTW → 17:23 STL
    DL 2822 · Delta · 1h 42m · 79% on time, 1.8% cancelled

Total trip 9h 43m, scheduled departure to arrival (St Louis is 2 h ahead of San Francisco). Times are local. Both flew on 56 of the last 56 days.

Makes the connection99%The first flight arrived more than 163 minutes late on 1% of the days it flew: too late for the 45-minute minimum connection on a 3h 28m layover.
Arrives on time76%First flight not cancelled (0.3% are) × connection made (99%) × second flight not cancelled (1.8% are) and within 15 minutes (79%).
Total trip9h 43mSFO 05:40 to STL 17:23, 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.