Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Columbus → Houston via Chicago: arrives on time 74%
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07:00 CMH → 07:39 ORDUA 3429 · United, flown by Republic · 1h 39m · 88% on time, 0.0% cancelled
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1h 12m layover in Chicago (ORD) · 45 min minimum on one ticket
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08:51 ORD → 11:51 IAHUA 535 · United · 3h 00m · 80% on time, 0.0% cancelled
Total trip 5h 51m, scheduled departure to arrival (Houston is 1 h behind Columbus). Times are local. Both flew on 42 of the last 56 days.
Makes the connection93%The first flight arrived more than 27 minutes late on 7% of the days it flew: too late for the 45-minute minimum connection on a 1h 12m layover.
Arrives on time74%First flight not cancelled (0.0% are) × connection made (93%) × second flight not cancelled (0.0% are) and within 15 minutes (80%).
Total trip5h 51mCMH 07:00 to IAH 11:51, 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.