Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
San Francisco → Philadelphia via Denver: arrives on time 83%
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16:10 SFO → 20:01 DENUA 1430 · United · 2h 51m · 79% on time, 0.0% cancelled
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3h 58m layover in Denver (DEN) · 45 min minimum on one ticket
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23:59 DEN → 05:31 PHL +1 dayUA 1214 · United · 3h 32m · 83% on time, 0.0% cancelled
Total trip 10h 21m, scheduled departure to arrival (Philadelphia is 3 h ahead of San Francisco). Times are local. Both flew on 49 of the last 56 days.
Makes the connection100%The first flight arrived more than 193 minutes late on <1% of the days it flew: too late for the 45-minute minimum connection on a 3h 58m layover.
Arrives on time83%First flight not cancelled (0.0% are) × connection made (100%) × second flight not cancelled (0.0% are) and within 15 minutes (83%).
Total trip10h 21mSFO 16:10 to PHL 05:31, 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.