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

Dulles → Dallas-Fort Worth via Houston: arrives on time 72%

  1. 08:40 IAD → 10:59 IAH
    UA 1524 · United · 3h 19m · 89% on time, 0.6% cancelled
  2. 1h 06m layover in Houston (IAH) · 45 min minimum on one ticket
  3. 12:05 IAH → 13:34 DFW
    UA 4024 · United, flown by Mesa · 1h 29m · 80% on time, 0.0% cancelled

Total trip 5h 54m, scheduled departure to arrival (Dallas-Fort Worth is 1 h behind Dulles). Times are local. Both flew on 50 of the last 56 days.

Makes the connection91%The first flight arrived more than 21 minutes late on 9% of the days it flew: too late for the 45-minute minimum connection on a 1h 06m layover.
Arrives on time72%First flight not cancelled (0.6% are) × connection made (91%) × second flight not cancelled (0.0% are) and within 15 minutes (80%).
Total trip5h 54mIAD 08:40 to DFW 13:34, 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.