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

St Louis → Cleveland via Chicago: arrives on time 54%

  1. 08:00 STL → 09:35 ORD
    UA 4183 · United, flown by GoJet · 1h 35m · 72% on time, 0.5% cancelled
  2. 54m layover in Chicago (ORD) · 45 min minimum on one ticket
  3. 10:29 ORD → 12:58 CLE
    UA 2389 · United · 1h 29m · 83% on time, 0.8% cancelled

Total trip 3h 58m, scheduled departure to arrival (Cleveland is 1 h ahead of St Louis). Times are local. Both flew on 37 of the last 56 days.

Makes the connection66%The first flight arrived more than 9 minutes late on 34% of the days it flew: too late for the 45-minute minimum connection on a 54m layover.
Arrives on time54%First flight not cancelled (0.5% are) × connection made (66%) × second flight not cancelled (0.8% are) and within 15 minutes (83%).
Total trip3h 58mSTL 08:00 to CLE 12:58, layover included

Tight connection: often missed. The first flight is late enough to miss it on more than 1 day in 4.

Not yet counted: the second flight also leaving late (which helps), gate-to-gate distance at the hub, and rebooking after a missed connection.