Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Detroit → Chicago via Denver: arrives on time 15%
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16:42 DTW → 17:48 DENWN 4450 · Southwest · 3h 05m · 38% on time, 0.0% cancelled
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1h 12m layover in Denver (DEN) · 45 min minimum on one ticket
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19:00 DEN → 22:28 MDWWN 1614 · Southwest · 2h 28m · 30% on time, 4.2% cancelled
Total trip 6h 46m, scheduled departure to arrival (Chicago is 1 h behind Detroit). Times are local. Both flew on 24 of the last 56 days.
Makes the connection51%The first flight arrived more than 27 minutes late on 49% of the days it flew: too late for the 45-minute minimum connection on a 1h 12m layover.
Arrives on time15%First flight not cancelled (0.0% are) × connection made (51%) × second flight not cancelled (4.2% are) and within 15 minutes (30%).
Total trip6h 46mDTW 16:42 to MDW 22:28, 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.