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

Washington → Boston via Chicago: arrives on time 81%

  1. 07:15 DCA → 08:28 ORD
    UA 2638 · United · 2h 13m · 90% on time, 0.0% cancelled
  2. 1h 57m layover in Chicago (ORD) · 45 min minimum on one ticket
  3. 10:25 ORD → 14:04 BOS
    UA 1606 · United · 2h 37m · 82% on time, 0.9% cancelled

Total trip 6h 47m, scheduled departure to arrival. Times are local. Both flew on 29 of the last 56 days.

Makes the connection100%The first flight arrived more than 72 minutes late on 0% of the days it flew: too late for the 45-minute minimum connection on a 1h 57m layover.
Arrives on time81%First flight not cancelled (0.0% are) × connection made (100%) × second flight not cancelled (0.9% are) and within 15 minutes (82%).
Total trip6h 47mDCA 07:15 to BOS 14:04, 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.