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

St Louis → Columbus via Chicago: arrives on time 83%

  1. 07:20 STL → 09:00 ORD
    UA 4423 · United, flown by GoJet · 1h 40m · 86% on time, 0.6% cancelled
  2. 3h 48m layover in Chicago (ORD) · 45 min minimum on one ticket
  3. 12:48 ORD → 15:28 CMH
    UA 3554 · United, flown by Republic · 1h 40m · 86% on time, 2.0% cancelled

Total trip 7h 08m, scheduled departure to arrival (Columbus is 1 h ahead of St Louis). Times are local. Both flew on 46 of the last 56 days.

Makes the connection99%The first flight arrived more than 183 minutes late on 1% of the days it flew: too late for the 45-minute minimum connection on a 3h 48m layover.
Arrives on time83%First flight not cancelled (0.6% are) × connection made (99%) × second flight not cancelled (2.0% are) and within 15 minutes (86%).
Total trip7h 08mSTL 07:20 to CMH 15:28, 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.