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

Chicago → Detroit via Atlanta: arrives on time 76%

  1. 09:45 ORD → 12:51 ATL
    DL 1178 · Delta · 2h 06m · 87% on time, 2.3% cancelled
  2. 2h 37m layover in Atlanta (ATL) · 45 min minimum on one ticket
  3. 15:28 ATL → 17:28 DTW
    DL 1005 · Delta · 2h 00m · 79% on time, 0.6% cancelled

Total trip 6h 43m, scheduled departure to arrival (Detroit is 1 h ahead of Chicago). Times are local. Both flew on 56 of the last 56 days.

Makes the connection99%The first flight arrived more than 112 minutes late on 1% of the days it flew: too late for the 45-minute minimum connection on a 2h 37m layover.
Arrives on time76%First flight not cancelled (2.3% are) × connection made (99%) × second flight not cancelled (0.6% are) and within 15 minutes (79%).
Total trip6h 43mORD 09:45 to DTW 17:28, 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.