Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
San Diego → Detroit via Seattle: arrives on time 74%
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07:00 SAN → 10:05 SEADL 2530 · Delta · 3h 05m · 91% on time, 0.5% cancelled
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1h 20m layover in Seattle (SEA) · 45 min minimum on one ticket
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11:25 SEA → 18:41 DTWDL 1706 · Delta · 4h 16m · 79% on time, 1.3% cancelled
Total trip 8h 41m, scheduled departure to arrival (Detroit is 3 h ahead of San Diego). Times are local. Both flew on 56 of the last 56 days.
Makes the connection95%The first flight arrived more than 35 minutes late on 5% of the days it flew: too late for the 45-minute minimum connection on a 1h 20m layover.
Arrives on time74%First flight not cancelled (0.5% are) × connection made (95%) × second flight not cancelled (1.3% are) and within 15 minutes (79%).
Total trip8h 41mSAN 07:00 to DTW 18:41, 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.