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

Huntsville → Detroit via Atlanta: arrives on time 82%

  1. 05:30 HSV → 07:32 ATL
    DL 2556 · Delta · 1h 02m · 99% on time, 1.4% cancelled
  2. 3h 28m layover in Atlanta (ATL) · 45 min minimum on one ticket
  3. 11:00 ATL → 12:55 DTW
    DL 1240 · Delta · 1h 56m · 85% on time, 0.3% cancelled

Total trip 6h 26m, scheduled departure to arrival (Detroit is 1 h ahead of Huntsville). Times are local. Both flew on 55 of the last 56 days.

Makes the connection99%The first flight arrived more than 163 minutes late on 1% of the days it flew: too late for the 45-minute minimum connection on a 3h 28m layover.
Arrives on time82%First flight not cancelled (1.4% are) × connection made (99%) × second flight not cancelled (0.3% are) and within 15 minutes (85%).
Total trip6h 26mHSV 05:30 to DTW 12:55, 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.