Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Dallas → San Francisco via San Diego: arrives on time 8%
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17:50 DAL → 18:45 SANWN 40 · Southwest · 2h 55m · 42% on time, 0.0% cancelled
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1h 25m layover in San Diego (SAN) · 45 min minimum on one ticket
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20:10 SAN → 21:55 SFOWN 4772 · Southwest · 1h 40m · 12% on time, 0.0% cancelled
Total trip 6h 00m, scheduled departure to arrival (San Francisco is 2 h behind Dallas). Times are local. Both flew on 24 of the last 56 days.
Makes the connection65%The first flight arrived more than 40 minutes late on 35% of the days it flew: too late for the 45-minute minimum connection on a 1h 25m layover.
Arrives on time8%First flight not cancelled (0.0% are) × connection made (65%) × second flight not cancelled (0.0% are) and within 15 minutes (12%).
Total trip6h 00mDAL 17:50 to SFO 21:55, 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.