Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Birmingham → Detroit via Houston: arrives on time 81%
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06:30 BHM → 08:30 IAHUA 4008 · United, flown by Mesa · 2h 00m · 85% on time, 1.2% cancelled
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1h 15m layover in Houston (IAH) · 45 min minimum on one ticket
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09:45 IAH → 13:42 DTWUA 4064 · United, flown by Mesa · 2h 57m · 90% on time, 0.0% cancelled
Total trip 6h 12m, scheduled departure to arrival (Detroit is 1 h ahead of Birmingham). Times are local. Both flew on 56 of the last 56 days.
Makes the connection91%The first flight arrived more than 30 minutes late on 9% of the days it flew: too late for the 45-minute minimum connection on a 1h 15m layover.
Arrives on time81%First flight not cancelled (1.2% are) × connection made (91%) × second flight not cancelled (0.0% are) and within 15 minutes (90%).
Total trip6h 12mBHM 06:30 to DTW 13:42, 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.