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

Houston → Greenville via Dulles: arrives on time 50%

  1. 12:13 IAH → 16:30 IAD
    UA 2366 · United · 3h 17m · 82% on time, 0.3% cancelled
  2. 50m layover in Dulles (IAD) · 45 min minimum on one ticket
  3. 17:20 IAD → 19:04 GSP
    UA 4963 · United, flown by CommuteAir · 1h 44m · 80% on time, 2.6% cancelled

Total trip 5h 51m, scheduled departure to arrival (Greenville is 1 h ahead of Houston). Times are local. Both flew on 56 of the last 56 days.

Makes the connection64%The first flight arrived more than 5 minutes late on 36% of the days it flew: too late for the 45-minute minimum connection on a 50m layover.
Arrives on time50%First flight not cancelled (0.3% are) × connection made (64%) × second flight not cancelled (2.6% are) and within 15 minutes (80%).
Total trip5h 51mIAH 12:13 to GSP 19:04, layover included

Tight connection: often missed. The first flight is late enough to miss it on more than 1 day in 4.

Not yet counted: the second flight also leaving late (which helps), gate-to-gate distance at the hub, and rebooking after a missed connection.