Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Miami → Denver via Nashville: arrives on time 16%
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16:00 MIA → 17:25 BNAWN 4799 · Southwest · 2h 25m · 31% on time, 2.0% cancelled
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1h 15m layover in Nashville (BNA) · 45 min minimum on one ticket
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18:40 BNA → 20:30 DENWN 505 · Southwest · 2h 50m · 32% on time, 0.0% cancelled
Total trip 6h 30m, scheduled departure to arrival (Denver is 2 h behind Miami). Times are local. Both flew on 40 of the last 56 days.
Makes the connection52%The first flight arrived more than 30 minutes late on 48% of the days it flew: too late for the 45-minute minimum connection on a 1h 15m layover.
Arrives on time16%First flight not cancelled (2.0% are) × connection made (52%) × second flight not cancelled (0.0% are) and within 15 minutes (32%).
Total trip6h 30mMIA 16:00 to DEN 20:30, 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.