Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Houston → San Juan via Chicago: arrives on time 73%
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05:04 IAH → 07:59 ORDUA 1044 · United · 2h 55m · 97% on time, 0.0% cancelled
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50m layover in Chicago (ORD) · 45 min minimum on one ticket
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08:49 ORD → 14:44 SJUUA 1996 · United · 4h 55m · 81% on time, 0.3% cancelled
Total trip 8h 40m, scheduled departure to arrival (San Juan is 1 h ahead of Houston). Times are local. Both flew on 56 of the last 56 days.
Makes the connection90%The first flight arrived more than 5 minutes late on 10% of the days it flew: too late for the 45-minute minimum connection on a 50m layover.
Arrives on time73%First flight not cancelled (0.0% are) × connection made (90%) × second flight not cancelled (0.3% are) and within 15 minutes (81%).
Total trip8h 40mIAH 05:04 to SJU 14:44, 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.