Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Nashville → Dallas via Houston: arrives on time 20%
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18:55 BNA → 21:02 HOUWN 534 · Southwest · 2h 05m · 33% on time, 0.0% cancelled
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58m layover in Houston (HOU) · 45 min minimum on one ticket
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22:00 HOU → 23:10 DALWN 64 · Southwest · 1h 10m · 65% on time, 1.0% cancelled
Total trip 4h 15m, scheduled departure to arrival. Times are local. Both flew on 31 of the last 56 days.
Makes the connection31%The first flight arrived more than 13 minutes late on 69% of the days it flew: too late for the 45-minute minimum connection on a 58m layover.
Arrives on time20%First flight not cancelled (0.0% are) × connection made (31%) × second flight not cancelled (1.0% are) and within 15 minutes (65%).
Total trip4h 15mBNA 18:55 to DAL 23:10, 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.