Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Salt Lake City → St Louis via Atlanta: arrives on time 73%
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11:00 SLC → 16:45 ATLDL 885 · Delta · 3h 45m · 84% on time, 1.1% cancelled
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4h 48m layover in Atlanta (ATL) · 45 min minimum on one ticket
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21:33 ATL → 22:15 STLDL 2833 · Delta · 1h 45m · 76% on time, 1.6% cancelled
Total trip 10h 18m, scheduled departure to arrival (St Louis is 1 h ahead of Salt Lake City). Times are local. Both flew on 55 of the last 56 days.
Makes the connection99%The first flight arrived more than 243 minutes late on 1% of the days it flew: too late for the 45-minute minimum connection on a 4h 48m layover.
Arrives on time73%First flight not cancelled (1.1% are) × connection made (99%) × second flight not cancelled (1.6% are) and within 15 minutes (76%).
Total trip10h 18mSLC 11:00 to STL 22:15, 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.