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

Chicago → Miami via Detroit: arrives on time 72%

  1. 09:17 MDW → 11:35 DTW
    DL 4674 · Delta, flown by Endeavor · 1h 18m · 84% on time, 0.0% cancelled
  2. 3h 08m layover in Detroit (DTW) · 45 min minimum on one ticket
  3. 14:43 DTW → 18:04 MIA
    DL 866 · Delta · 3h 21m · 74% on time, 1.3% cancelled

Total trip 7h 47m, scheduled departure to arrival (Miami is 1 h ahead of Chicago). Times are local. Both flew on 55 of the last 56 days.

Makes the connection98%The first flight arrived more than 143 minutes late on 2% of the days it flew: too late for the 45-minute minimum connection on a 3h 08m layover.
Arrives on time72%First flight not cancelled (0.0% are) × connection made (98%) × second flight not cancelled (1.3% are) and within 15 minutes (74%).
Total trip7h 47mMDW 09:17 to MIA 18:04, 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.