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

Charleston → Dulles via Atlanta: arrives on time 85%

  1. 05:10 CHS → 06:21 ATL
    DL 3055 · Delta · 1h 11m · 97% on time, 2.2% cancelled
  2. 3h 04m layover in Atlanta (ATL) · 90 min minimum on separate tickets
  3. 09:25 ATL → 11:15 IAD
    UA 632 · United · 1h 50m · 89% on time, 1.7% cancelled

Total trip 6h 05m, scheduled departure to arrival. Times are local. Both flew on 30 of the last 56 days.

Makes the connection99%The first flight arrived more than 94 minutes late on 1% of the days it flew: too late for the 90-minute minimum connection on a 3h 04m layover.
Arrives on time85%First flight not cancelled (2.2% are) × connection made (99%) × second flight not cancelled (1.7% are) and within 15 minutes (89%).
Total trip6h 05mCHS 05:10 to IAD 11:15, 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.