Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Chicago → Salt Lake City via Atlanta: arrives on time 65%
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17:10 MDW → 20:22 ATLDL 1728 · Delta · 2h 10m · 74% on time, 2.1% cancelled
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1h 53m layover in Atlanta (ATL) · 45 min minimum on one ticket
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22:15 ATL → 00:26 SLC +1 dayDL 453 · Delta · 4h 04m · 75% on time, 0.6% cancelled
Total trip 8h 09m, scheduled departure to arrival (Salt Lake City is 1 h behind Chicago). Times are local. Both flew on 43 of the last 56 days.
Makes the connection90%The first flight arrived more than 68 minutes late on 10% of the days it flew: too late for the 45-minute minimum connection on a 1h 53m layover.
Arrives on time65%First flight not cancelled (2.1% are) × connection made (90%) × second flight not cancelled (0.6% are) and within 15 minutes (75%).
Total trip8h 09mMDW 17:10 to SLC 00:26, 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.