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

Atlanta → Columbia via Dulles: arrives on time 78%

  1. 09:25 ATL → 11:15 IAD
    UA 632 · United · 1h 50m · 89% on time, 1.7% cancelled
  2. 1h 20m layover in Dulles (IAD) · 45 min minimum on one ticket
  3. 12:35 IAD → 14:16 CAE
    UA 4288 · United, flown by CommuteAir · 1h 41m · 84% on time, 0.6% cancelled

Total trip 4h 51m, scheduled departure to arrival. Times are local. Both flew on 23 of the last 56 days.

Makes the connection95%The first flight arrived more than 35 minutes late on 5% of the days it flew: too late for the 45-minute minimum connection on a 1h 20m layover.
Arrives on time78%First flight not cancelled (1.7% are) × connection made (95%) × second flight not cancelled (0.6% are) and within 15 minutes (84%).
Total trip4h 51mATL 09:25 to CAE 14:16, 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.