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

Huntsville → Denver via Dulles: arrives on time 71%

  1. 12:55 HSV → 16:01 IAD
    UA 4340 · United, flown by CommuteAir · 2h 06m · 84% on time, 0.5% cancelled
  2. 3h 19m layover in Dulles (IAD) · 45 min minimum on one ticket
  3. 19:20 IAD → 21:27 DEN
    UA 2667 · United · 4h 07m · 74% on time, 0.0% cancelled

Total trip 9h 32m, scheduled departure to arrival (Denver is 1 h behind Huntsville). Times are local. Both flew on 32 of the last 56 days.

Makes the connection97%The first flight arrived more than 154 minutes late on 3% of the days it flew: too late for the 45-minute minimum connection on a 3h 19m layover.
Arrives on time71%First flight not cancelled (0.5% are) × connection made (97%) × second flight not cancelled (0.0% are) and within 15 minutes (74%).
Total trip9h 32mHSV 12:55 to DEN 21:27, 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.