tailodds FORECAST
Connection · two tickets · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026

Denver → Birmingham via Chicago: arrives on time 82%

  1. 06:00 DEN → 09:42 ORD
    UA 1377 · United · 2h 42m · 89% on time, 0.8% cancelled
  2. 3h 19m layover in Chicago (ORD) · 90 min minimum on separate tickets
  3. 13:01 ORD → 15:01 BHM
    AA 3971 · American, flown by Envoy · 2h 00m · 86% on time, 2.3% cancelled

Total trip 8h 01m, scheduled departure to arrival (Birmingham is 1 h ahead of Denver). Times are local. Both flew on 30 of the last 56 days.

Makes the connection98%The first flight arrived more than 109 minutes late on 2% of the days it flew: too late for the 90-minute minimum connection on a 3h 19m layover.
Arrives on time82%First flight not cancelled (0.8% are) × connection made (98%) × second flight not cancelled (2.3% are) and within 15 minutes (86%).
Total trip8h 01mDEN 06:00 to BHM 15:01, 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.