Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Columbus → Houston via Dallas-Fort Worth: arrives on time 27%
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20:05 CMH → 21:48 DFWAA 2337 · American · 2h 43m · 66% on time, 5.2% cancelled
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59m layover in Dallas-Fort Worth (DFW) · 45 min minimum on one ticket
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22:47 DFW → 23:58 IAHAA 1914 · American · 1h 11m · 45% on time, 3.3% cancelled
Total trip 4h 53m, scheduled departure to arrival (Houston is 1 h behind Columbus). Times are local. Both flew on 45 of the last 56 days.
Makes the connection65%The first flight arrived more than 14 minutes late on 35% of the days it flew: too late for the 45-minute minimum connection on a 59m layover.
Arrives on time27%First flight not cancelled (5.2% are) × connection made (65%) × second flight not cancelled (3.3% are) and within 15 minutes (45%).
Total trip4h 53mCMH 20:05 to IAH 23:58, 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.