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

Philadelphia → Key West via Chicago: arrives on time 75%

  1. 06:00 PHL → 07:30 ORD
    UA 660 · United · 2h 30m · 88% on time, 6.0% cancelled
  2. 3h 50m layover in Chicago (ORD) · 90 min minimum on separate tickets
  3. 11:20 ORD → 15:41 EYW
    AA 3996 · American, flown by Envoy · 3h 21m · 81% on time, 1.4% cancelled

Total trip 9h 41m, scheduled departure to arrival. Times are local. Both flew on 56 of the last 56 days.

Makes the connection100%The first flight arrived more than 140 minutes late on 0% of the days it flew: too late for the 90-minute minimum connection on a 3h 50m layover.
Arrives on time75%First flight not cancelled (6.0% are) × connection made (100%) × second flight not cancelled (1.4% are) and within 15 minutes (81%).
Total trip9h 41mPHL 06:00 to EYW 15:41, 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.