Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Chicago → San Jose via Atlanta: arrives on time 73%
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11:23 ORD → 14:25 ATLDL 1147 · Delta · 2h 04m · 80% on time, 3.1% cancelled
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2h 43m layover in Atlanta (ATL) · 45 min minimum on one ticket
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17:08 ATL → 19:07 SJCDL 2136 · Delta · 4h 59m · 79% on time, 1.2% cancelled
Total trip 9h 44m, scheduled departure to arrival (San Jose is 2 h behind Chicago). Times are local. Both flew on 48 of the last 56 days.
Makes the connection97%The first flight arrived more than 118 minutes late on 3% of the days it flew: too late for the 45-minute minimum connection on a 2h 43m layover.
Arrives on time73%First flight not cancelled (3.1% are) × connection made (97%) × second flight not cancelled (1.2% are) and within 15 minutes (79%).
Total trip9h 44mORD 11:23 to SJC 19:07, 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.