Connection · two tickets · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
San Francisco → Chicago via Detroit: arrives on time 92%
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23:56 SFO → 07:27 DTWDL 976 · Delta · 4h 31m · 49% on time, 2.8% cancelled
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3h 06m layover in Detroit (DTW) · 90 min minimum on separate tickets
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10:33 DTW → 11:04 ORD +1 dayAA 4103 · American, flown by Envoy · 1h 35m · 94% on time, 0.0% cancelled
Total trip 9h 12m, scheduled departure to arrival (Chicago is 2 h ahead of San Francisco). Times are local. Both flew on 25 of the last 56 days.
Makes the connection100%The first flight arrived more than 96 minutes late on 0% of the days it flew: too late for the 90-minute minimum connection on a 3h 06m layover.
Arrives on time92%First flight not cancelled (2.8% are) × connection made (100%) × second flight not cancelled (0.0% are) and within 15 minutes (94%).
Total trip9h 12mSFO 23:56 to ORD 11:04, 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.