Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Washington → San Francisco via Chicago: arrives on time 45%
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19:10 DCA → 20:32 ORDUA 1193 · United · 2h 22m · 58% on time, 4.8% cancelled
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1h 03m layover in Chicago (ORD) · 45 min minimum on one ticket
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21:35 ORD → 00:32 SFO +1 dayUA 2106 · United · 4h 57m · 78% on time, 2.5% cancelled
Total trip 8h 22m, scheduled departure to arrival (San Francisco is 3 h behind Washington). Times are local. Both flew on 55 of the last 56 days.
Makes the connection62%The first flight arrived more than 18 minutes late on 38% of the days it flew: too late for the 45-minute minimum connection on a 1h 03m layover.
Arrives on time45%First flight not cancelled (4.8% are) × connection made (62%) × second flight not cancelled (2.5% are) and within 15 minutes (78%).
Total trip8h 22mDCA 19:10 to SFO 00:32, 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.