Connection · two tickets · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026

Des Moines → Denver via Chicago: arrives on time 80%

  1. 05:00 DSM → 06:39 ORD
    AA 4519 · American, flown by Republic · 1h 39m · 90% on time, 4.2% cancelled
  2. 2h 01m layover in Chicago (ORD) · 90 min minimum on separate tickets
  3. 08:40 ORD → 10:31 DEN
    UA 526 · United · 2h 51m · 90% on time, 0.0% cancelled

Total trip 6h 31m, scheduled departure to arrival (Denver is 1 h behind Des Moines). Times are local. Both flew on 27 of the last 56 days.

Makes the connection93%The first flight arrived more than 31 minutes late on 7% of the days it flew: too late for the 90-minute minimum connection on a 2h 01m layover.
Arrives on time80%First flight not cancelled (4.2% are) × connection made (93%) × second flight not cancelled (0.0% are) and within 15 minutes (90%).
Total trip6h 31mDSM 05:00 to DEN 10:31, 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.