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

Philadelphia → Louisville via Boston: arrives on time 80%

  1. 06:00 PHL → 07:30 BOS
    DL 5740 · Delta, flown by Republic · 1h 30m · 92% on time, 1.9% cancelled
  2. 1h 58m layover in Boston (BOS) · 45 min minimum on one ticket
  3. 09:28 BOS → 12:09 SDF
    DL 5615 · Delta, flown by Republic · 2h 43m · 85% on time, 2.5% cancelled

Total trip 6h 11m, scheduled departure to arrival. Times are local. Both flew on 56 of the last 56 days.

Makes the connection98%The first flight arrived more than 73 minutes late on 2% of the days it flew: too late for the 45-minute minimum connection on a 1h 58m layover.
Arrives on time80%First flight not cancelled (1.9% are) × connection made (98%) × second flight not cancelled (2.5% are) and within 15 minutes (85%).
Total trip6h 11mPHL 06:00 to SDF 12:09, 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.