Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Las Vegas → St Louis via Chicago: arrives on time 32%
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15:50 LAS → 22:00 ORDAA 2013 · American · 4h 09m · 62% on time, 5.6% cancelled
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1h 00m layover in Chicago (ORD) · 45 min minimum on one ticket
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23:00 ORD → 00:16 STL +1 dayAA 1004 · American · 1h 16m · 58% on time, 6.9% cancelled
Total trip 6h 26m, scheduled departure to arrival (St Louis is 2 h ahead of Las Vegas). Times are local. Both flew on 56 of the last 56 days.
Makes the connection62%The first flight arrived more than 15 minutes late on 38% of the days it flew: too late for the 45-minute minimum connection on a 1h 00m layover.
Arrives on time32%First flight not cancelled (5.6% are) × connection made (62%) × second flight not cancelled (6.9% are) and within 15 minutes (58%).
Total trip6h 26mLAS 15:50 to STL 00:16, 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.