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

Boston → Dulles via Chicago: arrives on time 82%

  1. 08:15 BOS → 10:12 ORD
    UA 1834 · United · 2h 57m · 92% on time, 0.0% cancelled
  2. 55m layover in Chicago (ORD) · 45 min minimum on one ticket
  3. 11:07 ORD → 14:12 IAD
    UA 1869 · United · 2h 05m · 89% on time, 0.0% cancelled

Total trip 5h 57m, scheduled departure to arrival. Times are local. Both flew on 53 of the last 56 days.

Makes the connection92%The first flight arrived more than 10 minutes late on 8% of the days it flew: too late for the 45-minute minimum connection on a 55m layover.
Arrives on time82%First flight not cancelled (0.0% are) × connection made (92%) × second flight not cancelled (0.0% are) and within 15 minutes (89%).
Total trip5h 57mBOS 08:15 to IAD 14:12, 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.