Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Philadelphia → Salt Lake City via Denver: arrives on time 30%
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16:14 PHL → 18:25 DENUA 2644 · United · 4h 11m · 60% on time, 0.0% cancelled
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58m layover in Denver (DEN) · 45 min minimum on one ticket
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19:23 DEN → 20:56 SLCUA 2769 · United · 1h 33m · 53% on time, 0.0% cancelled
Total trip 6h 42m, scheduled departure to arrival (Salt Lake City is 2 h behind Philadelphia). Times are local. Both flew on 36 of the last 56 days.
Makes the connection57%The first flight arrived more than 13 minutes late on 43% of the days it flew: too late for the 45-minute minimum connection on a 58m layover.
Arrives on time30%First flight not cancelled (0.0% are) × connection made (57%) × second flight not cancelled (0.0% are) and within 15 minutes (53%).
Total trip6h 42mPHL 16:14 to SLC 20:56, layover included
Tight connection: often missed. The first flight is late enough to miss it on more than 1 day in 4.
Not yet counted: the second flight also leaving late (which helps), gate-to-gate distance at the hub, and rebooking after a missed connection.