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

Louisville → Boston via Chicago: arrives on time 60%

  1. 17:50 SDF → 18:40 ORD
    UA 5929 · United, flown by SkyWest · 1h 50m · 59% on time, 8.1% cancelled
  2. 3h 01m layover in Chicago (ORD) · 45 min minimum on one ticket
  3. 21:41 ORD → 01:14 BOS +1 day
    UA 1779 · United · 2h 33m · 68% on time, 3.7% cancelled

Total trip 7h 24m, scheduled departure to arrival. Times are local. Both flew on 36 of the last 56 days.

Makes the connection100%The first flight arrived more than 136 minutes late on 0% of the days it flew: too late for the 45-minute minimum connection on a 3h 01m layover.
Arrives on time60%First flight not cancelled (8.1% are) × connection made (100%) × second flight not cancelled (3.7% are) and within 15 minutes (68%).
Total trip7h 24mSDF 17:50 to BOS 01:14, 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.