Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
New York → St Louis via Chicago: arrives on time 43%
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16:25 LGA → 18:17 ORDUA 1156 · United · 2h 52m · 53% on time, 5.6% cancelled
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1h 38m 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 01m, scheduled departure to arrival (St Louis is 1 h behind New York). Times are local. Both flew on 56 of the last 56 days.
Makes the connection74%The first flight arrived more than 53 minutes late on 26% of the days it flew: too late for the 45-minute minimum connection on a 1h 38m layover.
Arrives on time43%First flight not cancelled (5.6% are) × connection made (74%) × second flight not cancelled (0.0% are) and within 15 minutes (61%).
Total trip6h 01mLGA 16:25 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.