Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
San Juan → Chicago via Denver: arrives on time 58%
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13:40 SJU → 18:15 DENUA 1368 · United · 6h 35m · 87% on time, 0.3% cancelled
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55m layover in Denver (DEN) · 45 min minimum on one ticket
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19:10 DEN → 22:49 ORDUA 2258 · United · 2h 39m · 71% on time, 2.6% cancelled
Total trip 10h 09m, scheduled departure to arrival (Chicago is 1 h behind San Juan). Times are local. Both flew on 51 of the last 56 days.
Makes the connection84%The first flight arrived more than 10 minutes late on 16% of the days it flew: too late for the 45-minute minimum connection on a 55m layover.
Arrives on time58%First flight not cancelled (0.3% are) × connection made (84%) × second flight not cancelled (2.6% are) and within 15 minutes (71%).
Total trip10h 09mSJU 13:40 to ORD 22:49, 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.