SJC (San Jose) to BWI (Baltimore) flights arrive on time 83% of the time. The most reliable airline on this route is Southwest Airlines at 91%. The average delay is 42 minutes. Delays on this route are most often caused by the incoming plane arriving late.
Source: Bureau of Transportation Statistics. Updated March 2026.SJC → BWI
SJC (San Jose) to BWI (Baltimore)
SJC → BWI on-time performance by month
24
25
JanFebMarAprMayJunJulAugSepOctNovDec
Worse
Better
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?
Southwest Airlines is significantly more reliable on this route at 91% on time vs Spirit Airlines at 63%.
Airline Comparison
Southwest Airlines leads at 91% on time; Spirit Airlines trails at 63%.
Accurate?
Good to know
Departing from SJC
84% on timeTSA is currently ~8 min. Best time: 4 AM (about 5 min).
Arriving at BWI
78% on timeWhen flights into BWI are late, the average delay is 58 minutes. Build buffer if you have ground plans.
If connecting at BWI: TSA is ~7 min right now. Allow at least 60 minutes for a domestic connection.
Flight cancelled or delayed?
Check what Southwest Airlines owes you — refund rights, action plan, complaint email. Free.
Free flight briefing
Know before you go
Flying SJC → BWI? We'll brief you before takeoff.
Delay riskDOT stats + live data
TSA waitCurrent checkpoint lines
WeatherBoth airports
Gate & terminalLive updates
Know someone flying soon?
Send them the link — delay data, TSA waits, weather, all free.
Data last updated March 2026. Source: Bureau of Transportation Statistics.