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

Chicago → San Juan via Atlanta: arrives on time 82%

  1. 07:12 ORD → 10:27 ATL
    UA 425 · United · 2h 15m · 86% on time, 0.0% cancelled
  2. 2h 39m layover in Atlanta (ATL) · 90 min minimum on separate tickets
  3. 13:06 ATL → 16:46 SJU
    DL 1946 · Delta · 3h 40m · 82% on time, 0.5% cancelled

Total trip 8h 34m, scheduled departure to arrival (San Juan is 1 h ahead of Chicago). Times are local. Both flew on 37 of the last 56 days.

Makes the connection100%The first flight arrived more than 69 minutes late on 0% of the days it flew: too late for the 90-minute minimum connection on a 2h 39m layover.
Arrives on time82%First flight not cancelled (0.0% are) × connection made (100%) × second flight not cancelled (0.5% are) and within 15 minutes (82%).
Total trip8h 34mORD 07:12 to SJU 16:46, 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.