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

Chicago → Houston via Atlanta: arrives on time 77%

  1. 08:12 ORD → 11:14 ATL
    AA 1363 · American · 2h 03m · 77% on time, 1.4% cancelled
  2. 3h 57m layover in Atlanta (ATL) · 90 min minimum on separate tickets
  3. 15:11 ATL → 16:23 HOU
    DL 2381 · Delta · 2h 14m · 81% on time, 2.4% cancelled

Total trip 8h 13m, scheduled departure to arrival. Times are local. Both flew on 56 of the last 56 days.

Makes the connection99%The first flight arrived more than 147 minutes late on 1% of the days it flew: too late for the 90-minute minimum connection on a 3h 57m layover.
Arrives on time77%First flight not cancelled (1.4% are) × connection made (99%) × second flight not cancelled (2.4% are) and within 15 minutes (81%).
Total trip8h 13mORD 08:12 to HOU 16:23, 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.