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

San Juan → Chicago via Charlotte: arrives on time 44%

  1. 15:40 SJU → 19:39 CLT
    AA 783 · American · 3h 59m · 84% on time, 0.0% cancelled
  2. 48m layover in Charlotte (CLT) · 45 min minimum on one ticket
  3. 20:27 CLT → 22:00 ORD
    AA 627 · American · 2h 33m · 61% on time, 4.2% cancelled

Total trip 7h 20m, scheduled departure to arrival (Chicago is 1 h behind San Juan). Times are local. Both flew on 55 of the last 56 days.

Makes the connection75%The first flight arrived more than 3 minutes late on 25% of the days it flew: too late for the 45-minute minimum connection on a 48m layover.
Arrives on time44%First flight not cancelled (0.0% are) × connection made (75%) × second flight not cancelled (4.2% are) and within 15 minutes (61%).
Total trip7h 20mSJU 15:40 to ORD 22:00, 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.