Historical on-time performance
Baltimore to San Jose
2,439 miData through Dec 2025Source: US DOT · BTS
Flights on BWI–SJC arrive on time 71% of the time over the last 12 months.
On-time rate71%arrived within 15 min
p90 delay45 min1 in 10 flights is worse (tail risk)
Cancelled0.0%of scheduled flights
based on 123 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Southwest AirlinesOn-time71%Medianon timep9045 minCancel0.0%Flights123
Why flights run late
Delay causes
- Airline19%
- Weather34%
- Air traffic (NAS)16%
- Late aircraft31%
- Security0%
Most delay minutes here are attributed to Weather.
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly BWI → SJC
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best time of day
On-time rates are fairly even by time of day on this route — ranging from 68% to 77% on time.
- Mornings77% on time · p90 55 min · 75 flights · limited
- Afternoons68% on time · p90 90 min · 84 flights · limited
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