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

Columbus → Boston via Chicago: arrives on time 90%

  1. 05:30 CMH → 06:09 ORD
    UA 3524 · United, flown by Republic · 1h 39m · 94% on time, 1.2% cancelled
  2. 1h 24m layover in Chicago (ORD) · 45 min minimum on one ticket
  3. 07:33 ORD → 11:05 BOS
    UA 1076 · United · 2h 32m · 94% on time, 0.0% cancelled

Total trip 5h 35m, scheduled departure to arrival. Times are local. Both flew on 51 of the last 56 days.

Makes the connection97%The first flight arrived more than 39 minutes late on 3% of the days it flew: too late for the 45-minute minimum connection on a 1h 24m layover.
Arrives on time90%First flight not cancelled (1.2% are) × connection made (97%) × second flight not cancelled (0.0% are) and within 15 minutes (94%).
Total trip5h 35mCMH 05:30 to BOS 11:05, 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.