LAS (Las Vegas) to SAN (San Diego) flights arrive on time 71% of the time. The most reliable airline on this route is Spirit Airlines at 80%. The average delay is 59 minutes. Delays on this route are most often caused by the incoming plane arriving late.
Source: Bureau of Transportation Statistics. Updated April 2026.LAS → SAN
LAS (Las Vegas) to SAN (San Diego)
LAS → SAN on-time performance by month
24
25
JanFebMarAprMayJunJulAugSepOctNovDec
Worse
Better
This route is delayed fairly often. About 71% of flights arrive on schedule.
Delays on this route are most often caused by the incoming plane arriving late.
Accurate?
Spirit Airlines edges out Frontier Airlines on this route — 80% vs 66% on time.
Airline Comparison
Spirit Airlines leads at 80% on time; Frontier Airlines trails at 66%.
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 SAN
80% on timeWhen flights into SAN are late, the average delay is 60 minutes. Build buffer if you have ground plans.
If connecting at SAN: TSA is ~11 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.