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

Chicago → Denver via Atlanta: arrives on time 80%

  1. 06:00 MDW → 08:55 ATL
    DL 1285 · Delta · 1h 55m · 90% on time, 2.7% cancelled
  2. 2h 50m layover in Atlanta (ATL) · 45 min minimum on one ticket
  3. 11:45 ATL → 12:59 DEN
    DL 706 · Delta · 3h 14m · 87% on time, 0.3% cancelled

Total trip 7h 59m, scheduled departure to arrival (Denver is 1 h behind Chicago). Times are local. Both flew on 56 of the last 56 days.

Makes the connection95%The first flight arrived more than 125 minutes late on 5% of the days it flew: too late for the 45-minute minimum connection on a 2h 50m layover.
Arrives on time80%First flight not cancelled (2.7% are) × connection made (95%) × second flight not cancelled (0.3% are) and within 15 minutes (87%).
Total trip7h 59mMDW 06:00 to DEN 12:59, 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.