Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Chicago → Salt Lake City via Las Vegas: arrives on time 23%
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16:55 MDW → 18:45 LASWN 2797 · Southwest · 3h 50m · 54% on time, 0.0% cancelled
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1h 00m layover in Las Vegas (LAS) · 45 min minimum on one ticket
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19:45 LAS → 22:12 SLCWN 4225 · Southwest · 1h 25m · 42% on time, 0.0% cancelled
Total trip 6h 15m, scheduled departure to arrival (Salt Lake City is 1 h behind Chicago). Times are local. Both flew on 40 of the last 56 days.
Makes the connection54%The first flight arrived more than 15 minutes late on 46% of the days it flew: too late for the 45-minute minimum connection on a 1h 00m layover.
Arrives on time23%First flight not cancelled (0.0% are) × connection made (54%) × second flight not cancelled (0.0% are) and within 15 minutes (42%).
Total trip6h 15mMDW 16:55 to SLC 22:12, 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.