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

Dulles → Greenville via Atlanta: arrives on time 86%

  1. 06:00 IAD → 07:46 ATL
    DL 2127 · Delta · 1h 46m · 90% on time, 2.6% cancelled
  2. 3h 29m layover in Atlanta (ATL) · 45 min minimum on one ticket
  3. 11:15 ATL → 12:18 GSP
    DL 1725 · Delta · 1h 03m · 91% on time, 1.0% cancelled

Total trip 6h 18m, scheduled departure to arrival. Times are local. Both flew on 54 of the last 56 days.

Makes the connection98%The first flight arrived more than 164 minutes late on 2% of the days it flew: too late for the 45-minute minimum connection on a 3h 29m layover.
Arrives on time86%First flight not cancelled (2.6% are) × connection made (98%) × second flight not cancelled (1.0% are) and within 15 minutes (91%).
Total trip6h 18mIAD 06:00 to GSP 12:18, 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.