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

Dallas → Chicago via Atlanta: arrives on time 73%

  1. 09:30 DAL → 12:35 ATL
    WN 1766 · Southwest · 2h 05m · 82% on time, 2.9% cancelled
  2. 2h 40m layover in Atlanta (ATL) · 90 min minimum on separate tickets
  3. 15:15 ATL → 16:15 MDW
    DL 1728 · Delta · 2h 00m · 77% on time, 2.1% cancelled

Total trip 6h 45m, scheduled departure to arrival. Times are local. Both flew on 22 of the last 56 days.

Makes the connection100%The first flight arrived more than 70 minutes late on 0% of the days it flew: too late for the 90-minute minimum connection on a 2h 40m layover.
Arrives on time73%First flight not cancelled (2.9% are) × connection made (100%) × second flight not cancelled (2.1% are) and within 15 minutes (77%).
Total trip6h 45mDAL 09:30 to MDW 16:15, 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.