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

Dallas → Columbus via Atlanta: arrives on time 57%

  1. 18:40 DAL → 22:00 ATL
    DL 2780 · Delta · 2h 20m · 78% on time, 2.5% cancelled
  2. 1h 05m layover in Atlanta (ATL) · 45 min minimum on one ticket
  3. 23:05 ATL → 00:44 CMH +1 day
    DL 1501 · Delta · 1h 39m · 74% on time, 0.8% cancelled

Total trip 5h 04m, scheduled departure to arrival (Columbus is 1 h ahead of Dallas). Times are local. Both flew on 23 of the last 56 days.

Makes the connection79%The first flight arrived more than 20 minutes late on 21% of the days it flew: too late for the 45-minute minimum connection on a 1h 05m layover.
Arrives on time57%First flight not cancelled (2.5% are) × connection made (79%) × second flight not cancelled (0.8% are) and within 15 minutes (74%).
Total trip5h 04mDAL 18:40 to CMH 00:44, 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.