Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Houston → Columbus via Chicago: arrives on time 54%
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13:41 IAH → 16:39 ORDUA 2458 · United · 2h 58m · 68% on time, 0.0% cancelled
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1h 06m layover in Chicago (ORD) · 45 min minimum on one ticket
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17:45 ORD → 20:24 CMHUA 3674 · United, flown by Republic · 1h 39m · 79% on time, 6.9% cancelled
Total trip 5h 43m, scheduled departure to arrival (Columbus is 1 h ahead of Houston). Times are local. Both flew on 56 of the last 56 days.
Makes the connection73%The first flight arrived more than 21 minutes late on 27% of the days it flew: too late for the 45-minute minimum connection on a 1h 06m layover.
Arrives on time54%First flight not cancelled (0.0% are) × connection made (73%) × second flight not cancelled (6.9% are) and within 15 minutes (79%).
Total trip5h 43mIAH 13:41 to CMH 20:24, 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.