Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Miami → Louisville via Houston: arrives on time 82%
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12:29 MIA → 14:23 IAHUA 470 · United · 2h 54m · 87% on time, 0.6% cancelled
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4h 26m layover in Houston (IAH) · 45 min minimum on one ticket
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18:49 IAH → 22:15 SDFUA 4052 · United, flown by Mesa · 2h 26m · 84% on time, 0.5% cancelled
Total trip 9h 46m, scheduled departure to arrival. Times are local. Both flew on 55 of the last 56 days.
Makes the connection98%The first flight arrived more than 221 minutes late on 2% of the days it flew: too late for the 45-minute minimum connection on a 4h 26m layover.
Arrives on time82%First flight not cancelled (0.6% are) × connection made (98%) × second flight not cancelled (0.5% are) and within 15 minutes (84%).
Total trip9h 46mMIA 12:29 to SDF 22:15, 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.