Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Dallas → San Francisco via Atlanta: arrives on time 66%
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15:59 DAL → 19:14 ATLDL 512 · Delta · 2h 15m · 72% on time, 1.4% cancelled
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3h 26m layover in Atlanta (ATL) · 45 min minimum on one ticket
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22:40 ATL → 00:40 SFO +1 dayDL 656 · Delta · 5h 00m · 70% on time, 1.6% cancelled
Total trip 10h 41m, scheduled departure to arrival (San Francisco is 2 h behind Dallas). Times are local. Both flew on 28 of the last 56 days.
Makes the connection97%The first flight arrived more than 161 minutes late on 3% of the days it flew: too late for the 45-minute minimum connection on a 3h 26m layover.
Arrives on time66%First flight not cancelled (1.4% are) × connection made (97%) × second flight not cancelled (1.6% are) and within 15 minutes (70%).
Total trip10h 41mDAL 15:59 to SFO 00:40, 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.