Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
San Francisco → Las Vegas via San Diego: arrives on time 45%
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08:55 SFO → 10:35 SANWN 4239 · Southwest · 1h 40m · 70% on time, 4.8% cancelled
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1h 20m layover in San Diego (SAN) · 45 min minimum on one ticket
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11:55 SAN → 13:20 LASWN 3508 · Southwest · 1h 25m · 53% on time, 0.0% cancelled
Total trip 4h 25m, scheduled departure to arrival. Times are local. Both flew on 24 of the last 56 days.
Makes the connection90%The first flight arrived more than 35 minutes late on 10% of the days it flew: too late for the 45-minute minimum connection on a 1h 20m layover.
Arrives on time45%First flight not cancelled (4.8% are) × connection made (90%) × second flight not cancelled (0.0% are) and within 15 minutes (53%).
Total trip4h 25mSFO 08:55 to LAS 13:20, 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.