Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Washington → San Francisco via Houston: arrives on time 66%
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12:59 DCA → 15:18 IAHUA 382 · United · 3h 19m · 91% on time, 0.3% cancelled
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1h 07m layover in Houston (IAH) · 45 min minimum on one ticket
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16:25 IAH → 18:30 SFOUA 382 · United · 4h 05m · 73% on time, 0.6% cancelled
Total trip 8h 31m, scheduled departure to arrival (San Francisco is 3 h behind Washington). Times are local. Both flew on 54 of the last 56 days.
Makes the connection92%The first flight arrived more than 22 minutes late on 8% of the days it flew: too late for the 45-minute minimum connection on a 1h 07m layover.
Arrives on time66%First flight not cancelled (0.3% are) × connection made (92%) × second flight not cancelled (0.6% are) and within 15 minutes (73%).
Total trip8h 31mDCA 12:59 to SFO 18:30, 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.