tailodds FORECAST
Connection · two tickets · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026

Dulles → Dallas-Fort Worth via Greenville: arrives on time 80%

  1. 08:15 IAD → 09:55 GSP
    UA 4961 · United, flown by CommuteAir · 1h 40m · 86% on time, 0.0% cancelled
  2. 3h 45m layover in Greenville (GSP) · 90 min minimum on separate tickets
  3. 13:40 GSP → 15:22 DFW
    AA 3986 · American, flown by Envoy · 2h 42m · 81% on time, 0.0% cancelled

Total trip 8h 07m, scheduled departure to arrival (Dallas-Fort Worth is 1 h behind Dulles). Times are local. Both flew on 56 of the last 56 days.

Makes the connection99%The first flight arrived more than 135 minutes late on 1% of the days it flew: too late for the 90-minute minimum connection on a 3h 45m layover.
Arrives on time80%First flight not cancelled (0.0% are) × connection made (99%) × second flight not cancelled (0.0% are) and within 15 minutes (81%).
Total trip8h 07mIAD 08:15 to DFW 15:22, 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.