Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Dulles → San Jose via Chicago: arrives on time 52%
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15:39 IAD → 17:02 ORDUA 1393 · United · 2h 23m · 64% on time, 2.7% cancelled
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2h 56m layover in Chicago (ORD) · 45 min minimum on one ticket
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19:58 ORD → 22:43 SJCUA 481 · United · 4h 45m · 67% on time, 4.2% cancelled
Total trip 10h 04m, scheduled departure to arrival (San Jose is 3 h behind Dulles). Times are local. Both flew on 37 of the last 56 days.
Makes the connection83%The first flight arrived more than 131 minutes late on 17% of the days it flew: too late for the 45-minute minimum connection on a 2h 56m layover.
Arrives on time52%First flight not cancelled (2.7% are) × connection made (83%) × second flight not cancelled (4.2% are) and within 15 minutes (67%).
Total trip10h 04mIAD 15:39 to SJC 22:43, 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.