Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Chicago → Columbus via Miami: arrives on time 45%
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14:24 ORD → 18:39 MIAAA 3148 · American · 3h 19m · 51% on time, 1.4% cancelled
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1h 01m layover in Miami (MIA) · 45 min minimum on one ticket
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19:40 MIA → 22:37 CMHAA 3786 · American, flown by Envoy · 2h 57m · 86% on time, 0.0% cancelled
Total trip 7h 13m, scheduled departure to arrival (Columbus is 1 h ahead of Chicago). Times are local. Both flew on 26 of the last 56 days.
Makes the connection53%The first flight arrived more than 16 minutes late on 47% of the days it flew: too late for the 45-minute minimum connection on a 1h 01m layover.
Arrives on time45%First flight not cancelled (1.4% are) × connection made (53%) × second flight not cancelled (0.0% are) and within 15 minutes (86%).
Total trip7h 13mORD 14:24 to CMH 22:37, 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.