Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Columbus → Houston via Chicago: arrives on time 86%
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05:30 CMH → 06:09 ORDUA 3524 · United, flown by Republic · 1h 39m · 94% on time, 1.2% cancelled
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1h 26m layover in Chicago (ORD) · 45 min minimum on one ticket
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07:35 ORD → 10:36 IAHUA 1231 · United · 3h 01m · 91% on time, 1.3% cancelled
Total trip 6h 06m, scheduled departure to arrival (Houston is 1 h behind Columbus). Times are local. Both flew on 51 of the last 56 days.
Makes the connection97%The first flight arrived more than 41 minutes late on 3% of the days it flew: too late for the 45-minute minimum connection on a 1h 26m layover.
Arrives on time86%First flight not cancelled (1.2% are) × connection made (97%) × second flight not cancelled (1.3% are) and within 15 minutes (91%).
Total trip6h 06mCMH 05:30 to IAH 10:36, layover included
Not yet counted: the second flight also leaving late (which helps), gate-to-gate distance at the hub, and rebooking after a missed connection.