Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Dulles → Salt Lake City via Atlanta: arrives on time 78%
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08:27 IAD → 10:17 ATLDL 3080 · Delta · 1h 48m · 83% on time, 1.5% cancelled
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1h 37m layover in Atlanta (ATL) · 45 min minimum on one ticket
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11:54 ATL → 13:50 SLCDL 663 · Delta · 3h 56m · 88% on time, 0.5% cancelled
Total trip 7h 23m, scheduled departure to arrival (Salt Lake City is 2 h behind Dulles). Times are local. Both flew on 56 of the last 56 days.
Makes the connection91%The first flight arrived more than 52 minutes late on 9% of the days it flew: too late for the 45-minute minimum connection on a 1h 37m layover.
Arrives on time78%First flight not cancelled (1.5% are) × connection made (91%) × second flight not cancelled (0.5% are) and within 15 minutes (88%).
Total trip7h 23mIAD 08:27 to SLC 13:50, 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.