Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
St Louis → Pittsburgh via Chicago: arrives on time 51%
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08:00 STL → 09:35 ORDUA 4183 · United, flown by GoJet · 1h 35m · 72% on time, 0.5% cancelled
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55m layover in Chicago (ORD) · 45 min minimum on one ticket
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10:30 ORD → 13:14 PITUA 2771 · United · 1h 44m · 76% on time, 0.0% cancelled
Total trip 4h 14m, 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 connection68%The first flight arrived more than 10 minutes late on 32% of the days it flew: too late for the 45-minute minimum connection on a 55m layover.
Arrives on time51%First flight not cancelled (0.5% are) × connection made (68%) × second flight not cancelled (0.0% are) and within 15 minutes (76%).
Total trip4h 14mSTL 08:00 to PIT 13:14, 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.