Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Columbus → San Diego via Dulles: arrives on time 67%
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06:00 CMH → 07:23 IADUA 4428 · United, flown by GoJet · 1h 23m · 71% on time, 2.0% cancelled
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1h 03m layover in Dulles (IAD) · 45 min minimum on one ticket
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08:26 IAD → 10:49 SANUA 1930 · United · 5h 23m · 94% on time, 0.9% cancelled
Total trip 7h 49m, scheduled departure to arrival (San Diego is 3 h behind Columbus). Times are local. Both flew on 31 of the last 56 days.
Makes the connection74%The first flight arrived more than 18 minutes late on 26% of the days it flew: too late for the 45-minute minimum connection on a 1h 03m layover.
Arrives on time67%First flight not cancelled (2.0% are) × connection made (74%) × second flight not cancelled (0.9% are) and within 15 minutes (94%).
Total trip7h 49mCMH 06:00 to SAN 10:49, layover included
Tight connection: often missed. The first flight is late enough to miss it on more than 1 day in 4.
Not yet counted: the second flight also leaving late (which helps), gate-to-gate distance at the hub, and rebooking after a missed connection.