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

Chicago → Louisville via Atlanta: arrives on time 78%

  1. 07:12 ORD → 10:27 ATL
    UA 425 · United · 2h 15m · 86% on time, 0.0% cancelled
  2. 3h 40m layover in Atlanta (ATL) · 90 min minimum on separate tickets
  3. 14:07 ATL → 15:31 SDF
    DL 3195 · Delta · 1h 24m · 79% on time, 0.9% cancelled

Total trip 7h 19m, scheduled departure to arrival (Louisville is 1 h ahead of Chicago). Times are local. Both flew on 37 of the last 56 days.

Makes the connection100%The first flight arrived more than 130 minutes late on 0% of the days it flew: too late for the 90-minute minimum connection on a 3h 40m layover.
Arrives on time78%First flight not cancelled (0.0% are) × connection made (100%) × second flight not cancelled (0.9% are) and within 15 minutes (79%).
Total trip7h 19mORD 07:12 to SDF 15:31, 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.