Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Houston → Santa Ana via San Francisco: arrives on time 55%
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09:35 IAH → 11:35 SFOUA 2358 · United · 4h 00m · 74% on time, 1.4% cancelled
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50m layover in San Francisco (SFO) · 45 min minimum on one ticket
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12:25 SFO → 14:08 SNAUA 2441 · United · 1h 43m · 89% on time, 0.0% cancelled
Total trip 6h 33m, scheduled departure to arrival (Santa Ana is 2 h behind Houston). Times are local. Both flew on 0 of the last 56 days, too few to list among the best connections.
Makes the connection63%The first flight arrived more than 5 minutes late on 37% of the days it flew: too late for the 45-minute minimum connection on a 50m layover.
Arrives on time55%First flight not cancelled (1.4% are) × connection made (63%) × second flight not cancelled (0.0% are) and within 15 minutes (89%).
Total trip6h 33mIAH 09:35 to SNA 14:08, layover included
Tight connection: often missed. The first flight is late enough to miss it on more than 1 day in 4.
Not yet counted: the second flight also leaving late (which helps), gate-to-gate distance at the hub, and rebooking after a missed connection.