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

Houston → Knoxville via Denver: arrives on time 76%

  1. 10:31 IAH → 12:07 DEN
    UA 1409 · United · 2h 36m · 83% on time, 0.6% cancelled
  2. 2h 33m layover in Denver (DEN) · 90 min minimum on separate tickets
  3. 14:40 DEN → 19:28 TYS
    F9 2374 · Frontier · 2h 50m · 81% on time, 0.0% cancelled

Total trip 7h 59m, scheduled departure to arrival (Knoxville is 1 h ahead of Houston). Times are local. Both flew on 24 of the last 56 days.

Makes the connection94%The first flight arrived more than 63 minutes late on 6% of the days it flew: too late for the 90-minute minimum connection on a 2h 33m layover.
Arrives on time76%First flight not cancelled (0.6% are) × connection made (94%) × second flight not cancelled (0.0% are) and within 15 minutes (81%).
Total trip7h 59mIAH 10:31 to TYS 19:28, 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.