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

Chicago → Chattanooga via Detroit: arrives on time 72%

  1. 14:07 ORD → 16:40 DTW
    DL 1716 · Delta · 1h 33m · 78% on time, 1.3% cancelled
  2. 3h 30m layover in Detroit (DTW) · 45 min minimum on one ticket
  3. 20:10 DTW → 22:02 CHA
    DL 4894 · Delta, flown by Endeavor · 1h 52m · 78% on time, 0.8% cancelled

Total trip 6h 55m, scheduled departure to arrival (Chattanooga is 1 h ahead of Chicago). Times are local. Both flew on 44 of the last 56 days.

Makes the connection95%The first flight arrived more than 165 minutes late on 5% of the days it flew: too late for the 45-minute minimum connection on a 3h 30m layover.
Arrives on time72%First flight not cancelled (1.3% are) × connection made (95%) × second flight not cancelled (0.8% are) and within 15 minutes (78%).
Total trip6h 55mORD 14:07 to CHA 22:02, 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.