BWI (Baltimore) to SJC (San Jose) flights arrive on time 73% of the time. The most reliable airline on this route is Spirit Airlines at 84%. The average delay is 61 minutes. Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Source: Bureau of Transportation Statistics. Updated March 2026.BWI → SJC
BWI (Baltimore) to SJC (San Jose)
BWI → SJC on-time performance by month
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JanFebMarAprMayJunJulAugSepOctNovDec
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This route is delayed fairly often. About 73% of flights arrive on schedule.
Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Accurate?
Spirit Airlines is significantly more reliable on this route at 84% on time vs Southwest Airlines at 69%.
Airline Comparison
Spirit Airlines leads at 84% on time; Southwest Airlines trails at 69%.
Accurate?
Good to know
Departing from BWI
78% on timeTSA is currently ~7 min. Best time: 4 AM (about 5 min).
Arriving at SJC
84% on timeWhen flights into SJC are late, the average delay is 55 minutes. Build buffer if you have ground plans.
If connecting at SJC: TSA is ~8 min right now. Allow at least 60 minutes for a domestic connection.
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Data last updated March 2026. Source: Bureau of Transportation Statistics.