SLC (Salt Lake City) to LAS (Las Vegas) flights arrive on time 77% of the time. The most reliable airline on this route is Delta Air Lines at 77%. The average delay is 64 minutes. Delays on this route are most often caused by the incoming plane arriving late.
Source: Bureau of Transportation Statistics. Updated April 2026.SLC → LAS
SLC (Salt Lake City) to LAS (Las Vegas)
SLC → LAS on-time performance by month
24
25
JanFebMarAprMayJunJulAugSepOctNovDec
Worse
Better
This route is on time most of the time. About 77% 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 — 77% vs 72% on time.
Airline Comparison
Delta Air Lines leads at 77% on time; Spirit Airlines trails at 72%.
Accurate?
Good to know
Departing from SLC
85% on timeExpect ~17 min sitting on the taxiway after your gate pushes back. SLC has long runway queues.
TSA is currently ~10 min. Best time: 4 AM (about 5 min).
Arriving at LAS
77% on timeWhen flights into LAS are late, the average delay is 62 minutes. Build buffer if you have ground plans.
If connecting at LAS: TSA is ~10 min right now. Allow at least 60 minutes for a domestic connection.
Flight cancelled or delayed?
Check what Delta Air Lines owes you — refund rights, action plan, complaint email. Free.
Let us watch your flight
We worry about delays, TSA, weather, and gates so you don't have to.
Know someone flying soon?
Send them the link — delay data, TSA waits, weather, all free.
Data last updated April 2026. Source: Bureau of Transportation Statistics.