Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Detroit → San Diego via Nashville: arrives on time 69%
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06:30 DTW → 07:05 BNAWN 4581 · Southwest · 1h 35m · 88% on time, 1.8% cancelled
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1h 00m layover in Nashville (BNA) · 45 min minimum on one ticket
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08:05 BNA → 10:15 SANWN 659 · Southwest · 4h 10m · 80% on time, 0.0% cancelled
Total trip 6h 45m, scheduled departure to arrival (San Diego is 3 h behind Detroit). Times are local. Both flew on 48 of the last 56 days.
Makes the connection88%The first flight arrived more than 15 minutes late on 12% of the days it flew: too late for the 45-minute minimum connection on a 1h 00m layover.
Arrives on time69%First flight not cancelled (1.8% are) × connection made (88%) × second flight not cancelled (0.0% are) and within 15 minutes (80%).
Total trip6h 45mDTW 06:30 to SAN 10:15, 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.