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

Columbus → St Louis via Chicago: arrives on time 91%

  1. 05:30 CMH → 06:00 ORD
    AA 4487 · American, flown by Republic · 1h 30m · 95% on time, 0.0% cancelled
  2. 1h 05m layover in Chicago (ORD) · 45 min minimum on one ticket
  3. 07:05 ORD → 08:31 STL
    AA 4104 · American, flown by Envoy · 1h 27m · 96% on time, 0.0% cancelled

Total trip 4h 02m, scheduled departure to arrival (St Louis is 1 h behind Columbus). Times are local. Both flew on 56 of the last 56 days.

Makes the connection95%The first flight arrived more than 20 minutes late on 5% of the days it flew: too late for the 45-minute minimum connection on a 1h 05m layover.
Arrives on time91%First flight not cancelled (0.0% are) × connection made (95%) × second flight not cancelled (0.0% are) and within 15 minutes (96%).
Total trip4h 02mCMH 05:30 to STL 08:31, 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.