Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Los Angeles → St Louis via Chicago: arrives on time 33%
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12:50 LAX → 19:05 ORDUA 457 · United · 4h 15m · 69% on time, 1.6% cancelled
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50m layover in Chicago (ORD) · 45 min minimum on one ticket
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19:55 ORD → 21:26 STLUA 2144 · United · 1h 31m · 61% on time, 0.0% cancelled
Total trip 6h 36m, scheduled departure to arrival (St Louis is 2 h ahead of Los Angeles). Times are local. Both flew on 56 of the last 56 days.
Makes the connection54%The first flight arrived more than 5 minutes late on 46% of the days it flew: too late for the 45-minute minimum connection on a 50m layover.
Arrives on time33%First flight not cancelled (1.6% are) × connection made (54%) × second flight not cancelled (0.0% are) and within 15 minutes (61%).
Total trip6h 36mLAX 12:50 to STL 21:26, 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.