Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
San Francisco → Raleigh/Durham via Atlanta: arrives on time 78%
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06:00 SFO → 13:40 ATLDL 570 · Delta · 4h 40m · 93% on time, 1.1% cancelled
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1h 05m layover in Atlanta (ATL) · 45 min minimum on one ticket
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14:45 ATL → 16:14 RDUDL 1550 · Delta · 1h 29m · 85% on time, 1.5% cancelled
Total trip 7h 14m, scheduled departure to arrival (Raleigh/Durham is 3 h ahead of San Francisco). Times are local. Both flew on 48 of the last 56 days.
Makes the connection94%The first flight arrived more than 20 minutes late on 6% of the days it flew: too late for the 45-minute minimum connection on a 1h 05m layover.
Arrives on time78%First flight not cancelled (1.1% are) × connection made (94%) × second flight not cancelled (1.5% are) and within 15 minutes (85%).
Total trip7h 14mSFO 06:00 to RDU 16:14, 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.