Connection · two tickets · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Oakland → Chicago via Los Angeles: arrives on time 83%
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17:30 OAK → 18:55 LAXWN 4229 · Southwest · 1h 25m · 72% on time, 3.8% cancelled
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3h 40m layover in Los Angeles (LAX) · 90 min minimum on separate tickets
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22:35 LAX → 04:51 ORD +1 dayUA 353 · United · 4h 16m · 90% on time, 0.0% cancelled
Total trip 9h 21m, scheduled departure to arrival (Chicago is 2 h ahead of Oakland). Times are local. Both flew on 23 of the last 56 days.
Makes the connection96%The first flight arrived more than 130 minutes late on 4% of the days it flew: too late for the 90-minute minimum connection on a 3h 40m layover.
Arrives on time83%First flight not cancelled (3.8% are) × connection made (96%) × second flight not cancelled (0.0% are) and within 15 minutes (90%).
Total trip9h 21mOAK 17:30 to ORD 04:51, 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.