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

Houston → Dulles via San Antonio: arrives on time 85%

  1. 09:39 IAH → 10:46 SAT
    UA 6201 · United, flown by Mesa · 1h 07m · 90% on time, 1.4% cancelled
  2. 1h 15m layover in San Antonio (SAT) · 45 min minimum on one ticket
  3. 12:01 SAT → 16:28 IAD
    UA 2250 · United · 3h 27m · 92% on time, 0.6% cancelled

Total trip 5h 49m, scheduled departure to arrival (Dulles is 1 h ahead of Houston). Times are local. Both flew on 47 of the last 56 days.

Makes the connection94%The first flight arrived more than 30 minutes late on 6% of the days it flew: too late for the 45-minute minimum connection on a 1h 15m layover.
Arrives on time85%First flight not cancelled (1.4% are) × connection made (94%) × second flight not cancelled (0.6% are) and within 15 minutes (92%).
Total trip5h 49mIAH 09:39 to IAD 16:28, 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.