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

Louisville → Houston via Atlanta: arrives on time 56%

  1. 18:34 SDF → 20:15 ATL
    DL 1126 · Delta · 1h 41m · 82% on time, 1.1% cancelled
  2. 2h 35m layover in Atlanta (ATL) · 90 min minimum on separate tickets
  3. 22:50 ATL → 00:10 HOU +1 day
    WN 207 · Southwest · 2h 15m · 63% on time, 0.0% cancelled

Total trip 6h 31m, scheduled departure to arrival (Houston is 1 h behind Louisville). Times are local. Both flew on 40 of the last 56 days.

Makes the connection90%The first flight arrived more than 65 minutes late on 10% of the days it flew: too late for the 90-minute minimum connection on a 2h 35m layover.
Arrives on time56%First flight not cancelled (1.1% are) × connection made (90%) × second flight not cancelled (0.0% are) and within 15 minutes (63%).
Total trip6h 31mSDF 18:34 to HOU 00:10, 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.