Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Nashville → Birmingham via Dallas: arrives on time 80%
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05:10 BNA → 07:00 DALWN 485 · Southwest · 1h 50m · 96% on time, 1.4% cancelled
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2h 50m layover in Dallas (DAL) · 45 min minimum on one ticket
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09:50 DAL → 11:30 BHMWN 1271 · Southwest · 1h 40m · 84% on time, 3.8% cancelled
Total trip 6h 20m, scheduled departure to arrival. Times are local. Both flew on 24 of the last 56 days.
Makes the connection100%The first flight arrived more than 125 minutes late on 0% of the days it flew: too late for the 45-minute minimum connection on a 2h 50m layover.
Arrives on time80%First flight not cancelled (1.4% are) × connection made (100%) × second flight not cancelled (3.8% are) and within 15 minutes (84%).
Total trip6h 20mBNA 05:10 to BHM 11:30, 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.