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

Ontario → Houston via Denver: arrives on time 73%

  1. 10:50 ONT → 14:10 DEN
    F9 2908 · Frontier · 2h 21m · 77% on time, 0.6% cancelled
  2. 3h 25m layover in Denver (DEN) · 45 min minimum on one ticket
  3. 17:35 DEN → 21:14 IAH
    F9 3228 · Frontier · 2h 43m · 76% on time, 1.0% cancelled

Total trip 8h 28m, scheduled departure to arrival (Houston is 2 h ahead of Ontario). Times are local. Both flew on 33 of the last 56 days.

Makes the connection98%The first flight arrived more than 160 minutes late on 2% of the days it flew: too late for the 45-minute minimum connection on a 3h 25m layover.
Arrives on time73%First flight not cancelled (0.6% are) × connection made (98%) × second flight not cancelled (1.0% are) and within 15 minutes (76%).
Total trip8h 28mONT 10:50 to IAH 21:14, 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.