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

Denver → Des Moines via Houston: arrives on time 82%

  1. 05:00 DEN → 08:32 IAH
    UA 320 · United · 2h 32m · 97% on time, 0.5% cancelled
  2. 3h 23m layover in Houston (IAH) · 45 min minimum on one ticket
  3. 11:55 IAH → 14:10 DSM
    UA 6166 · United, flown by Mesa · 2h 15m · 84% on time, 1.4% cancelled

Total trip 8h 10m, scheduled departure to arrival (Des Moines is 1 h ahead of Denver). Times are local. Both flew on 56 of the last 56 days.

Makes the connection100%The first flight arrived more than 158 minutes late on <1% of the days it flew: too late for the 45-minute minimum connection on a 3h 23m layover.
Arrives on time82%First flight not cancelled (0.5% are) × connection made (100%) × second flight not cancelled (1.4% are) and within 15 minutes (84%).
Total trip8h 10mDEN 05:00 to DSM 14:10, 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.