Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Dulles → San Francisco via Los Angeles: arrives on time 81%
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13:10 IAD → 15:42 LAXUA 1689 · United · 5h 32m · 90% on time, 0.5% cancelled
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1h 28m layover in Los Angeles (LAX) · 45 min minimum on one ticket
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17:10 LAX → 18:38 SFOUA 233 · United · 1h 28m · 83% on time, 0.0% cancelled
Total trip 8h 28m, scheduled departure to arrival (San Francisco is 3 h behind Dulles). Times are local. Both flew on 49 of the last 56 days.
Makes the connection98%The first flight arrived more than 43 minutes late on 2% of the days it flew: too late for the 45-minute minimum connection on a 1h 28m layover.
Arrives on time81%First flight not cancelled (0.5% are) × connection made (98%) × second flight not cancelled (0.0% are) and within 15 minutes (83%).
Total trip8h 28mIAD 13:10 to SFO 18:38, 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.