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

Chicago → Billings via Denver: arrives on time 79%

  1. 06:41 ORD → 08:24 DEN
    AA 1747 · American · 2h 43m · 75% on time, 0.0% cancelled
  2. 3h 21m layover in Denver (DEN) · 90 min minimum on separate tickets
  3. 11:45 DEN → 13:22 BIL
    UA 703 · United · 1h 37m · 80% on time, 0.0% cancelled

Total trip 7h 41m, scheduled departure to arrival (Billings is 1 h behind Chicago). Times are local. Both flew on 56 of the last 56 days.

Makes the connection99%The first flight arrived more than 111 minutes late on 1% of the days it flew: too late for the 90-minute minimum connection on a 3h 21m layover.
Arrives on time79%First flight not cancelled (0.0% are) × connection made (99%) × second flight not cancelled (0.0% are) and within 15 minutes (80%).
Total trip7h 41mORD 06:41 to BIL 13:22, 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.