Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Washington → San Antonio via Las Vegas: arrives on time 11%
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16:25 DCA → 18:30 LASWN 978 · Southwest · 5h 05m · 19% on time, 0.0% cancelled
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55m layover in Las Vegas (LAS) · 45 min minimum on one ticket
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19:25 LAS → 00:10 SAT +1 dayWN 4526 · Southwest · 2h 42m · 58% on time, 0.0% cancelled
Total trip 8h 42m, scheduled departure to arrival (San Antonio is 1 h behind Washington). Times are local. Both flew on 24 of the last 56 days.
Makes the connection19%The first flight arrived more than 10 minutes late on 81% of the days it flew: too late for the 45-minute minimum connection on a 55m layover.
Arrives on time11%First flight not cancelled (0.0% are) × connection made (19%) × second flight not cancelled (0.0% are) and within 15 minutes (58%).
Total trip8h 42mDCA 16:25 to SAT 00:10, 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.