Connection · two tickets · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Detroit → Milwaukee via Atlanta: arrives on time 79%
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06:10 DTW → 08:31 ATLF9 1263 · Frontier · 2h 21m · 78% on time, 1.1% cancelled
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2h 19m layover in Atlanta (ATL) · 90 min minimum on separate tickets
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10:50 ATL → 11:51 MKEDL 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.