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

St Louis → Denver via Houston: arrives on time 84%

  1. 08:35 STL → 10:50 IAH
    UA 4579 · United, flown by GoJet · 2h 15m · 93% on time, 0.0% cancelled
  2. 1h 43m layover in Houston (IAH) · 45 min minimum on one ticket
  3. 12:33 IAH → 14:17 DEN
    UA 2168 · United · 2h 44m · 86% on time, 0.0% cancelled

Total trip 6h 42m, scheduled departure to arrival (Denver is 1 h behind St Louis). Times are local. Both flew on 30 of the last 56 days.

Makes the connection97%The first flight arrived more than 58 minutes late on 3% of the days it flew: too late for the 45-minute minimum connection on a 1h 43m layover.
Arrives on time84%First flight not cancelled (0.0% are) × connection made (97%) × second flight not cancelled (0.0% are) and within 15 minutes (86%).
Total trip6h 42mSTL 08:35 to DEN 14:17, 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.