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

Baltimore → Boston via Chicago: arrives on time 85%

  1. 05:44 BWI → 07:12 ORD
    AA 4659 · American, flown by Republic · 2h 28m · 91% on time, 2.3% cancelled
  2. 1h 18m layover in Chicago (ORD) · 45 min minimum on one ticket
  3. 08:30 ORD → 12:07 BOS
    AA 4106 · American, flown by Envoy · 2h 37m · 91% on time, 0.0% cancelled

Total trip 6h 23m, scheduled departure to arrival. Times are local. Both flew on 29 of the last 56 days.

Makes the connection95%The first flight arrived more than 33 minutes late on 5% of the days it flew: too late for the 45-minute minimum connection on a 1h 18m layover.
Arrives on time85%First flight not cancelled (2.3% are) × connection made (95%) × second flight not cancelled (0.0% are) and within 15 minutes (91%).
Total trip6h 23mBWI 05:44 to BOS 12:07, 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.