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

Chicago → Columbia via Dulles: arrives on time 80%

  1. 11:07 ORD → 14:12 IAD
    UA 1869 · United · 2h 05m · 89% on time, 0.0% cancelled
  2. 3h 09m layover in Dulles (IAD) · 45 min minimum on one ticket
  3. 17:21 IAD → 19:09 CAE
    UA 4364 · United, flown by CommuteAir · 1h 48m · 82% on time, 1.5% cancelled

Total trip 7h 02m, scheduled departure to arrival (Columbia is 1 h ahead of Chicago). Times are local. Both flew on 56 of the last 56 days.

Makes the connection99%The first flight arrived more than 144 minutes late on 1% of the days it flew: too late for the 45-minute minimum connection on a 3h 09m layover.
Arrives on time80%First flight not cancelled (0.0% are) × connection made (99%) × second flight not cancelled (1.5% are) and within 15 minutes (82%).
Total trip7h 02mORD 11:07 to CAE 19:09, 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.