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

San Juan → Chicago via Fort Lauderdale: arrives on time 54%

  1. 06:00 SJU → 08:48 FLL
    F9 3017 · Frontier · 2h 48m · 83% on time, 2.9% cancelled
  2. 1h 00m layover in Fort Lauderdale (FLL) · 45 min minimum on one ticket
  3. 09:48 FLL → 12:24 ORD
    F9 2206 · Frontier · 3h 32m · 69% on time, 3.3% cancelled

Total trip 7h 20m, scheduled departure to arrival (Chicago is 1 h behind San Juan). Times are local. Both flew on 53 of the last 56 days.

Makes the connection83%The first flight arrived more than 15 minutes late on 17% of the days it flew: too late for the 45-minute minimum connection on a 1h 00m layover.
Arrives on time54%First flight not cancelled (2.9% are) × connection made (83%) × second flight not cancelled (3.3% are) and within 15 minutes (69%).
Total trip7h 20mSJU 06:00 to ORD 12:24, 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.