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

Ontario → Boise via Denver: arrives on time 75%

  1. 06:00 ONT → 09:24 DEN
    F9 1500 · Frontier · 2h 24m · 90% on time, 0.3% cancelled
  2. 1h 05m layover in Denver (DEN) · 45 min minimum on one ticket
  3. 10:29 DEN → 12:30 BOI
    F9 3933 · Frontier · 2h 00m · 83% on time, 0.0% cancelled

Total trip 5h 29m, scheduled departure to arrival (Boise is 1 h ahead of Ontario). Times are local. Both flew on 24 of the last 56 days.

Makes the connection91%The first flight arrived more than 20 minutes late on 9% of the days it flew: too late for the 45-minute minimum connection on a 1h 05m layover.
Arrives on time75%First flight not cancelled (0.3% are) × connection made (91%) × second flight not cancelled (0.0% are) and within 15 minutes (83%).
Total trip5h 29mONT 06:00 to BOI 12:30, 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.