Connection · two tickets · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026

Detroit → Milwaukee via Atlanta: arrives on time 79%

  1. 06:10 DTW → 08:31 ATL
    F9 1263 · Frontier · 2h 21m · 78% on time, 1.1% cancelled
  2. 2h 19m layover in Atlanta (ATL) · 90 min minimum on separate tickets
  3. 10:50 ATL → 11:51 MKE
    DL 1151 · Delta · 2h 01m · 90% on time, 1.8% cancelled

Total trip 6h 41m, scheduled departure to arrival (Milwaukee is 1 h behind Detroit). Times are local. Both flew on 56 of the last 56 days.

Makes the connection91%The first flight arrived more than 49 minutes late on 9% of the days it flew: too late for the 90-minute minimum connection on a 2h 19m layover.
Arrives on time79%First flight not cancelled (1.1% are) × connection made (91%) × second flight not cancelled (1.8% are) and within 15 minutes (90%).
Total trip6h 41mDTW 06:10 to MKE 11:51, 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.