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

New York → Chicago via Miami: arrives on time 40%

  1. 17:25 JFK → 20:59 MIA
    AA 688 · American · 3h 34m · 76% on time, 3.5% cancelled
  2. 51m layover in Miami (MIA) · 45 min minimum on one ticket
  3. 21:50 MIA → 00:26 ORD +1 day
    AA 2323 · American · 3h 36m · 63% on time, 4.2% cancelled

Total trip 8h 01m, scheduled departure to arrival (Chicago is 1 h behind New York). Times are local. Both flew on 56 of the last 56 days.

Makes the connection68%The first flight arrived more than 6 minutes late on 32% of the days it flew: too late for the 45-minute minimum connection on a 51m layover.
Arrives on time40%First flight not cancelled (3.5% are) × connection made (68%) × second flight not cancelled (4.2% are) and within 15 minutes (63%).
Total trip8h 01mJFK 17:25 to ORD 00:26, layover included

Tight connection: often missed. The first flight is late enough to miss it on more than 1 day in 4.

Not yet counted: the second flight also leaving late (which helps), gate-to-gate distance at the hub, and rebooking after a missed connection.