Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Seattle → Detroit via San Francisco: arrives on time 96%
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15:33 SEA → 17:47 SFOUA 2866 · United · 2h 14m · 56% on time, 0.0% cancelled
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3h 43m layover in San Francisco (SFO) · 45 min minimum on one ticket
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21:30 SFO → 05:20 DTW +1 dayUA 234 · United · 4h 50m · 100% on time, 0.0% cancelled
Total trip 10h 47m, scheduled departure to arrival (Detroit is 3 h ahead of Seattle). Times are local. Both flew on 20 of the last 56 days.
Makes the connection96%The first flight arrived more than 178 minutes late on 4% of the days it flew: too late for the 45-minute minimum connection on a 3h 43m layover.
Arrives on time96%First flight not cancelled (0.0% are) × connection made (96%) × second flight not cancelled (0.0% are) and within 15 minutes (100%).
Total trip10h 47mSEA 15:33 to DTW 05:20, 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.