Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Houston → Santa Ana via San Francisco: arrives on time 80%
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15:30 IAH → 17:35 SFOUA 589 · United · 4h 05m · 80% on time, 0.0% cancelled
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1h 35m layover in San Francisco (SFO) · 45 min minimum on one ticket
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19:10 SFO → 20:55 SNAUA 589 · United · 1h 45m · 89% on time, 0.3% cancelled
Total trip 7h 25m, scheduled departure to arrival (Santa Ana is 2 h behind Houston). Times are local. Both flew on 55 of the last 56 days.
Makes the connection91%The first flight arrived more than 50 minutes late on 9% of the days it flew: too late for the 45-minute minimum connection on a 1h 35m layover.
Arrives on time80%First flight not cancelled (0.0% are) × connection made (91%) × second flight not cancelled (0.3% are) and within 15 minutes (89%).
Total trip7h 25mIAH 15:30 to SNA 20:55, 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.