Connection · two tickets · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
San Francisco → Houston via Las Vegas: arrives on time 76%
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06:00 SFO → 07:46 LASUA 582 · United · 1h 46m · 98% on time, 0.0% cancelled
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3h 39m layover in Las Vegas (LAS) · 90 min minimum on separate tickets
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11:25 LAS → 16:35 HOUWN 4724 · Southwest · 3h 10m · 76% on time, 0.0% cancelled
Total trip 8h 35m, scheduled departure to arrival (Houston is 2 h ahead of San Francisco). Times are local. Both flew on 21 of the last 56 days.
Makes the connection100%The first flight arrived more than 129 minutes late on 0% of the days it flew: too late for the 90-minute minimum connection on a 3h 39m layover.
Arrives on time76%First flight not cancelled (0.0% are) × connection made (100%) × second flight not cancelled (0.0% are) and within 15 minutes (76%).
Total trip8h 35mSFO 06:00 to HOU 16:35, 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.