Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Nashville → Columbus via Atlanta: arrives on time 47%
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16:31 BNA → 18:49 ATLDL 3142 · Delta · 1h 18m · 69% on time, 2.1% cancelled
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1h 05m layover in Atlanta (ATL) · 45 min minimum on one ticket
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19:54 ATL → 21:31 CMHDL 1545 · Delta · 1h 37m · 67% on time, 1.7% cancelled
Total trip 4h 00m, scheduled departure to arrival (Columbus is 1 h ahead of Nashville). Times are local. Both flew on 55 of the last 56 days.
Makes the connection73%The first flight arrived more than 20 minutes late on 27% of the days it flew: too late for the 45-minute minimum connection on a 1h 05m layover.
Arrives on time47%First flight not cancelled (2.1% are) × connection made (73%) × second flight not cancelled (1.7% are) and within 15 minutes (67%).
Total trip4h 00mBNA 16:31 to CMH 21:31, 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.