MCI (Kansas City) to LAS (Las Vegas) flights arrive on time 83% of the time. The most reliable airline on this route is Spirit Airlines at 85%. The average delay is 60 minutes. Delays on this route are most often caused by the incoming plane arriving late.
Source: Bureau of Transportation Statistics. Updated March 2026.MCI → LAS
MCI (Kansas City) to LAS (Las Vegas)
MCI → LAS 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?
Airlines are roughly equal on this route — Spirit Airlines leads slightly at 85% vs Southwest Airlines at 83%.
Airline Comparison
Spirit Airlines leads at 85% on time; Southwest Airlines trails at 83%.
Accurate?
Good to know
Departing from MCI
81% on timeTSA is currently ~5 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 ~5 min right now. Allow at least 60 minutes for a domestic connection.
Flight cancelled or delayed?
Check what Spirit Airlines owes you — refund rights, action plan, complaint email. Free.
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Data last updated March 2026. Source: Bureau of Transportation Statistics.