Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
San Jose → Dulles via Chicago: arrives on time 66%
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06:30 SJC → 12:54 ORDUA 2451 · United · 4h 24m · 97% on time, 5.4% cancelled
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2h 59m layover in Chicago (ORD) · 45 min minimum on one ticket
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15:53 ORD → 19:02 IADUA 2437 · United · 2h 09m · 71% on time, 1.6% cancelled
Total trip 9h 32m, scheduled departure to arrival (Dulles is 3 h ahead of San Jose). Times are local. Both flew on 37 of the last 56 days.
Makes the connection100%The first flight arrived more than 134 minutes late on 0% of the days it flew: too late for the 45-minute minimum connection on a 2h 59m layover.
Arrives on time66%First flight not cancelled (5.4% are) × connection made (100%) × second flight not cancelled (1.6% are) and within 15 minutes (71%).
Total trip9h 32mSJC 06:30 to IAD 19:02, 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.