SAN (San Diego) to LAS (Las Vegas) flights arrive on time 75% of the time. The most reliable airline on this route is Spirit Airlines at 78%. The average delay is 67 minutes. Delays on this route are most often caused by the incoming plane arriving late.
Source: Bureau of Transportation Statistics. Updated July 2026.SAN → LAS
SAN (San Diego) to LAS (Las Vegas)
SAN → LAS on-time performance by month
24
25
26
JanFebMarAprMayJunJulAugSepOctNovDec
Worse
Better
This route is delayed fairly often. About 75% 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 — 78% vs 66% on time.
Airline Comparison
Spirit Airlines leads at 78% on time; Frontier Airlines trails at 66%.
Accurate?
Good to know
Departing from SAN
77% on timeExpect ~20 min sitting on the taxiway after your gate pushes back. SAN has long runway queues.
TSA is currently ~13 min. Best time: 4 AM (about 5 min).
Arriving at LAS
80% on timeWhen flights into LAS are late, the average delay is 64 minutes. Build buffer if you have ground plans.
If connecting at LAS: TSA is ~14 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.
Flying out of SAN? We'll brief you.
Delays, TSA, weather, gates — we'll let you know if something matters.
Know someone flying soon?
Send them the link — delay data, TSA waits, weather, all free.
Data last updated July 2026. Source: Bureau of Transportation Statistics.