Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
San Francisco → Columbus via Denver: arrives on time 62%
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12:43 SFO → 16:35 DENUA 540 · United · 2h 52m · 77% on time, 0.0% cancelled
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1h 05m layover in Denver (DEN) · 45 min minimum on one ticket
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17:40 DEN → 22:37 CMHUA 1843 · United · 2h 57m · 77% on time, 0.0% cancelled
Total trip 6h 54m, scheduled departure to arrival (Columbus is 3 h ahead of San Francisco). Times are local. Both flew on 55 of the last 56 days.
Makes the connection80%The first flight arrived more than 20 minutes late on 20% of the days it flew: too late for the 45-minute minimum connection on a 1h 05m layover.
Arrives on time62%First flight not cancelled (0.0% are) × connection made (80%) × second flight not cancelled (0.0% are) and within 15 minutes (77%).
Total trip6h 54mSFO 12:43 to CMH 22:37, 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.