Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Columbus → Houston via Atlanta: arrives on time 79%
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08:08 CMH → 09:45 ATLDL 3165 · Delta · 1h 37m · 91% on time, 0.5% cancelled
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1h 20m layover in Atlanta (ATL) · 45 min minimum on one ticket
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11:05 ATL → 12:11 HOUDL 1195 · Delta · 2h 07m · 85% on time, 0.8% cancelled
Total trip 5h 04m, scheduled departure to arrival (Houston is 1 h behind Columbus). Times are local. Both flew on 48 of the last 56 days.
Makes the connection94%The first flight arrived more than 35 minutes late on 6% of the days it flew: too late for the 45-minute minimum connection on a 1h 20m layover.
Arrives on time79%First flight not cancelled (0.5% are) × connection made (94%) × second flight not cancelled (0.8% are) and within 15 minutes (85%).
Total trip5h 04mCMH 08:08 to HOU 12:11, 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.