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

Boston → Louisville via Atlanta: arrives on time 81%

  1. 16:30 BOS → 19:38 ATL
    DL 399 · Delta · 2h 59m · 70% on time, 0.4% cancelled
  2. 3h 24m layover in Atlanta (ATL) · 45 min minimum on one ticket
  3. 23:02 ATL → 00:26 SDF +1 day
    DL 2624 · Delta · 1h 26m · 85% on time, 1.8% cancelled

Total trip 7h 58m, scheduled departure to arrival. Times are local. Both flew on 49 of the last 56 days.

Makes the connection97%The first flight arrived more than 159 minutes late on 3% of the days it flew: too late for the 45-minute minimum connection on a 3h 24m layover.
Arrives on time81%First flight not cancelled (0.4% are) × connection made (97%) × second flight not cancelled (1.8% are) and within 15 minutes (85%).
Total trip7h 58mBOS 16:30 to SDF 00:26, 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.