Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026

Houston → Huntsville via Detroit: arrives on time 39%

15:27 IAH → 19:15 DTW

DL 1865 · Delta · 2h 48m · 67% on time, 0.0% cancelled
57m layover in Detroit (DTW) · 45 min minimum on one ticket
20:12 DTW → 21:11 HSV

DL 5386 · Delta, flown by Endeavor · 1h 59m · 65% on time, 2.4% cancelled

Total trip 5h 44m, scheduled departure to arrival. Times are local. Both flew on 48 of the last 56 days.

Makes the connection62%The first flight arrived more than 12 minutes late on 38% of the days it flew: too late for the 45-minute minimum connection on a 57m layover.

Arrives on time39%First flight not cancelled (0.0% are) × connection made (62%) × second flight not cancelled (2.4% are) and within 15 minutes (65%).

Total trip5h 44mIAH 15:27 to HSV 21:11, 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.