Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Columbus → San Francisco via Chicago: arrives on time 60%
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07:00 CMH → 07:39 ORDUA 3429 · United, flown by Republic · 1h 39m · 88% on time, 0.0% cancelled
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2h 46m layover in Chicago (ORD) · 45 min minimum on one ticket
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10:25 ORD → 13:14 SFOUA 543 · United · 4h 49m · 63% on time, 2.0% cancelled
Total trip 9h 14m, scheduled departure to arrival (San Francisco is 3 h behind Columbus). Times are local. Both flew on 42 of the last 56 days.
Makes the connection98%The first flight arrived more than 121 minutes late on 2% of the days it flew: too late for the 45-minute minimum connection on a 2h 46m layover.
Arrives on time60%First flight not cancelled (0.0% are) × connection made (98%) × second flight not cancelled (2.0% are) and within 15 minutes (63%).
Total trip9h 14mCMH 07:00 to SFO 13:14, 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.