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

St Louis → Pittsburgh via Chicago: arrives on time 39%

  1. 13:13 STL → 14:43 ORD
    UA 1382 · United · 1h 30m · 71% on time, 2.8% cancelled
  2. 1h 03m layover in Chicago (ORD) · 45 min minimum on one ticket
  3. 15:46 ORD → 18:35 PIT
    UA 5584 · United, flown by SkyWest · 1h 49m · 62% on time, 8.1% cancelled

Total trip 4h 22m, scheduled departure to arrival (Pittsburgh is 1 h ahead of St Louis). Times are local. Both flew on 37 of the last 56 days.

Makes the connection71%The first flight arrived more than 18 minutes late on 29% of the days it flew: too late for the 45-minute minimum connection on a 1h 03m layover.
Arrives on time39%First flight not cancelled (2.8% are) × connection made (71%) × second flight not cancelled (8.1% are) and within 15 minutes (62%).
Total trip4h 22mSTL 13:13 to PIT 18:35, 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.