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

Columbus → Baltimore via Chicago: arrives on time 37%

  1. 14:32 CMH → 15:14 ORD
    AA 4954 · American, flown by SkyWest · 1h 42m · 73% on time, 8.6% cancelled
  2. 1h 04m layover in Chicago (ORD) · 45 min minimum on one ticket
  3. 16:18 ORD → 19:28 BWI
    AA 4717 · American, flown by Republic · 2h 13m · 61% on time, 12.5% cancelled

Total trip 4h 59m, scheduled departure to arrival. Times are local. Both flew on 54 of the last 56 days.

Makes the connection75%The first flight arrived more than 19 minutes late on 25% of the days it flew: too late for the 45-minute minimum connection on a 1h 04m layover.
Arrives on time37%First flight not cancelled (8.6% are) × connection made (75%) × second flight not cancelled (12.5% are) and within 15 minutes (61%).
Total trip4h 59mCMH 14:32 to BWI 19:28, layover included

Tight connection: often missed. The first flight is late enough to miss it on more than 1 day in 4.

Not yet counted: the second flight also leaving late (which helps), gate-to-gate distance at the hub, and rebooking after a missed connection.