Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
San Diego → Detroit via New York: arrives on time 63%
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22:00 SAN → 06:26 JFKDL 709 · Delta · 5h 26m · 87% on time, 3.4% cancelled
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49m layover in New York (JFK) · 45 min minimum on one ticket
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07:15 JFK → 09:25 DTW +1 dayDL 5080 · Delta, flown by Endeavor · 2h 08m · 87% on time, 3.0% cancelled
Total trip 8h 23m, scheduled departure to arrival (Detroit is 3 h ahead of San Diego). Times are local. Both flew on 55 of the last 56 days.
Makes the connection78%The first flight arrived more than 4 minutes late on 22% of the days it flew: too late for the 45-minute minimum connection on a 49m layover.
Arrives on time63%First flight not cancelled (3.4% are) × connection made (78%) × second flight not cancelled (3.0% are) and within 15 minutes (87%).
Total trip8h 23mSAN 22:00 to DTW 09:25, 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.