Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Salt Lake City → Raleigh/Durham via Dulles: arrives on time 59%
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09:20 SLC → 15:31 IADUA 2264 · United · 4h 11m · 82% on time, 6.7% cancelled
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1h 59m layover in Dulles (IAD) · 45 min minimum on one ticket
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17:30 IAD → 18:55 RDUUA 3624 · United, flown by Republic · 1h 25m · 71% on time, 4.9% cancelled
Total trip 7h 35m, scheduled departure to arrival (Raleigh/Durham is 2 h ahead of Salt Lake City). Times are local. Both flew on 25 of the last 56 days.
Makes the connection93%The first flight arrived more than 74 minutes late on 7% of the days it flew: too late for the 45-minute minimum connection on a 1h 59m layover.
Arrives on time59%First flight not cancelled (6.7% are) × connection made (93%) × second flight not cancelled (4.9% are) and within 15 minutes (71%).
Total trip7h 35mSLC 09:20 to RDU 18:55, 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.