Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
San Francisco → Raleigh/Durham via Denver: arrives on time 87%
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05:00 SFO → 08:35 DENUA 1479 · United · 2h 35m · 96% on time, 0.0% cancelled
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1h 14m layover in Denver (DEN) · 45 min minimum on one ticket
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09:49 DEN → 15:16 RDUUA 2269 · United · 3h 27m · 89% on time, 0.3% cancelled
Total trip 7h 16m, scheduled departure to arrival (Raleigh/Durham is 3 h ahead of San Francisco). Times are local. Both flew on 56 of the last 56 days.
Makes the connection98%The first flight arrived more than 29 minutes late on 2% of the days it flew: too late for the 45-minute minimum connection on a 1h 14m layover.
Arrives on time87%First flight not cancelled (0.0% are) × connection made (98%) × second flight not cancelled (0.3% are) and within 15 minutes (89%).
Total trip7h 16mSFO 05:00 to RDU 15:16, 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.