Connection · two tickets · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Salt Lake City → Philadelphia via Denver: arrives on time 86%
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05:42 SLC → 07:08 DENWN 3737 · Southwest · 1h 25m · 98% on time, 2.0% cancelled
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2h 27m layover in Denver (DEN) · 90 min minimum on separate tickets
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09:35 DEN → 15:12 PHLUA 1575 · United · 3h 37m · 88% on time, 0.4% cancelled
Total trip 7h 30m, scheduled departure to arrival (Philadelphia is 2 h ahead of Salt Lake City). Times are local. Both flew on 48 of the last 56 days.
Makes the connection100%The first flight arrived more than 57 minutes late on 0% of the days it flew: too late for the 90-minute minimum connection on a 2h 27m layover.
Arrives on time86%First flight not cancelled (2.0% are) × connection made (100%) × second flight not cancelled (0.4% are) and within 15 minutes (88%).
Total trip7h 30mSLC 05:42 to PHL 15:12, 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.