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

Traverse City → Houston via Detroit: arrives on time 54%

  1. 17:58 TVC → 19:15 DTW
    DL 3965 · Delta, flown by SkyWest · 1h 17m · 70% on time, 3.6% cancelled
  2. 1h 10m layover in Detroit (DTW) · 45 min minimum on one ticket
  3. 20:25 DTW → 22:24 IAH
    DL 1633 · Delta · 2h 59m · 81% on time, 1.1% cancelled

Total trip 5h 26m, scheduled departure to arrival (Houston is 1 h behind Traverse City). Times are local. Both flew on 55 of the last 56 days.

Makes the connection70%The first flight arrived more than 25 minutes late on 30% of the days it flew: too late for the 45-minute minimum connection on a 1h 10m layover.
Arrives on time54%First flight not cancelled (3.6% are) × connection made (70%) × second flight not cancelled (1.1% are) and within 15 minutes (81%).
Total trip5h 26mTVC 17:58 to IAH 22:24, 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.