BWI (Baltimore) to LAS (Las Vegas) flights arrive on time 80% of the time. The most reliable airline on this route is Spirit Airlines at 84%. The average delay is 57 minutes. Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Source: Bureau of Transportation Statistics. Updated July 2026.BWI → LAS
BWI (Baltimore) to LAS (Las Vegas)
BWI → LAS on-time performance by month
24
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JanFebMarAprMayJunJulAugSepOctNovDec
Worse
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This route is on time most of the time. About 80% of flights arrive on schedule.
Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Accurate?
Spirit Airlines edges out Southwest Airlines on this route — 84% vs 79% on time.
Airline Comparison
Spirit Airlines leads at 84% on time; Southwest Airlines trails at 79%.
Accurate?
Good to know
Departing from BWI
80% on timeTSA is currently ~16 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 BWI? 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.