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

St Louis → San Francisco via Chicago: arrives on time 65%

  1. 10:20 STL → 11:52 ORD
    UA 4517 · United, flown by GoJet · 1h 32m · 90% on time, 1.4% cancelled
  2. 3h 34m layover in Chicago (ORD) · 45 min minimum on one ticket
  3. 15:26 ORD → 18:18 SFO
    UA 1334 · United · 4h 52m · 66% on time, 0.0% cancelled

Total trip 9h 58m, scheduled departure to arrival (San Francisco is 2 h behind St Louis). Times are local. Both flew on 56 of the last 56 days.

Makes the connection100%The first flight arrived more than 169 minutes late on 0% of the days it flew: too late for the 45-minute minimum connection on a 3h 34m layover.
Arrives on time65%First flight not cancelled (1.4% are) × connection made (100%) × second flight not cancelled (0.0% are) and within 15 minutes (66%).
Total trip9h 58mSTL 10:20 to SFO 18:18, 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.