Connection · two tickets · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026

Columbus → Baltimore via Boston: arrives on time 78%

  1. 06:00 CMH → 08:06 BOS
    AA 4642 · American, flown by Republic · 2h 05m · 95% on time, 1.1% cancelled
  2. 3h 03m layover in Boston (BOS) · 90 min minimum on separate tickets
  3. 11:09 BOS → 12:49 BWI
    DL 5668 · Delta, flown by Republic · 1h 40m · 84% on time, 4.0% cancelled

Total trip 6h 49m, scheduled departure to arrival. Times are local. Both flew on 40 of the last 56 days.

Makes the connection98%The first flight arrived more than 93 minutes late on 2% of the days it flew: too late for the 90-minute minimum connection on a 3h 03m layover.
Arrives on time78%First flight not cancelled (1.1% are) × connection made (98%) × second flight not cancelled (4.0% are) and within 15 minutes (84%).
Total trip6h 49mCMH 06:00 to BWI 12:49, 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.