Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Las Vegas → Washington via San Francisco: arrives on time 52%
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11:30 LAS → 13:12 SFOUA 574 · United · 1h 42m · 69% on time, 0.3% cancelled
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1h 06m layover in San Francisco (SFO) · 45 min minimum on one ticket
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14:18 SFO → 22:30 DCAUA 2386 · United · 5h 12m · 71% on time, 0.5% cancelled
Total trip 8h 00m, scheduled departure to arrival (Washington is 3 h ahead of Las Vegas). Times are local. Both flew on 54 of the last 56 days.
Makes the connection73%The first flight arrived more than 21 minutes late on 27% of the days it flew: too late for the 45-minute minimum connection on a 1h 06m layover.
Arrives on time52%First flight not cancelled (0.3% are) × connection made (73%) × second flight not cancelled (0.5% are) and within 15 minutes (71%).
Total trip8h 00mLAS 11:30 to DCA 22:30, 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.