LAS (Las Vegas) to SLC (Salt Lake City) flights arrive on time 83% of the time. The most reliable airline on this route is Delta Air Lines at 86%. The average delay is 65 minutes. Delays on this route are most often caused by the incoming plane arriving late.
Source: Bureau of Transportation Statistics. Updated April 2026.LAS → SLC
LAS (Las Vegas) to SLC (Salt Lake City)
LAS → SLC on-time performance by month
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This route is on time most of the time. About 83% of flights arrive on schedule.
Delays on this route are most often caused by the incoming plane arriving late.
Accurate?
Delta Air Lines edges out Spirit Airlines on this route — 86% vs 77% on time.
Airline Comparison
Delta Air Lines leads at 86% on time; Spirit Airlines trails at 77%.
Accurate?
Good to know
Departing from LAS
77% on timeExpect ~17 min sitting on the taxiway after your gate pushes back. LAS has long runway queues.
TSA is currently ~15 min. Best time: 4 AM (about 5 min).
Arriving at SLC
85% on timeWhen flights into SLC are late, the average delay is 70 minutes. Build buffer if you have ground plans.
If connecting at SLC: TSA is ~6 min right now. Allow at least 60 minutes for a domestic connection.
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Data last updated April 2026. Source: Bureau of Transportation Statistics.