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

St Louis → Columbus via Chicago: arrives on time 76%

  1. 10:20 STL → 11:52 ORD
    UA 4517 · United, flown by GoJet · 1h 32m · 90% on time, 1.4% cancelled
  2. 3h 12m layover in Chicago (ORD) · 90 min minimum on separate tickets
  3. 15:04 ORD → 17:38 CMH
    AA 3361 · American, flown by Envoy · 1h 34m · 81% on time, 3.9% cancelled

Total trip 6h 18m, scheduled departure to arrival (Columbus is 1 h ahead of St Louis). Times are local. Both flew on 56 of the last 56 days.

Makes the connection99%The first flight arrived more than 102 minutes late on 1% of the days it flew: too late for the 90-minute minimum connection on a 3h 12m layover.
Arrives on time76%First flight not cancelled (1.4% are) × connection made (99%) × second flight not cancelled (3.9% are) and within 15 minutes (81%).
Total trip6h 18mSTL 10:20 to CMH 17:38, 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.