Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
San Francisco → Atlanta via Denver: arrives on time 69%
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08:31 SFO → 12:22 DENUA 2348 · United · 2h 51m · 84% on time, 0.6% cancelled
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1h 04m layover in Denver (DEN) · 45 min minimum on one ticket
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13:26 DEN → 18:30 ATLUA 1671 · United · 3h 04m · 79% on time, 0.5% cancelled
Total trip 6h 59m, scheduled departure to arrival (Atlanta is 3 h ahead of San Francisco). Times are local. Both flew on 48 of the last 56 days.
Makes the connection88%The first flight arrived more than 19 minutes late on 12% of the days it flew: too late for the 45-minute minimum connection on a 1h 04m layover.
Arrives on time69%First flight not cancelled (0.6% are) × connection made (88%) × second flight not cancelled (0.5% are) and within 15 minutes (79%).
Total trip6h 59mSFO 08:31 to ATL 18:30, 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.