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

Houston → Charleston via Dulles: arrives on time 84%

  1. 07:20 IAH → 11:28 IAD
    UA 1549 · United · 3h 08m · 92% on time, 0.6% cancelled
  2. 1h 07m layover in Dulles (IAD) · 45 min minimum on one ticket
  3. 12:35 IAD → 14:27 CHS
    UA 3487 · United, flown by Republic · 1h 52m · 90% on time, 0.6% cancelled

Total trip 6h 07m, scheduled departure to arrival (Charleston is 1 h ahead of Houston). Times are local. Both flew on 56 of the last 56 days.

Makes the connection94%The first flight arrived more than 22 minutes late on 6% of the days it flew: too late for the 45-minute minimum connection on a 1h 07m layover.
Arrives on time84%First flight not cancelled (0.6% are) × connection made (94%) × second flight not cancelled (0.6% are) and within 15 minutes (90%).
Total trip6h 07mIAH 07:20 to CHS 14:27, 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.