Spirit Airlines is the most reliable airline on the BWI to SJC route with a 84% on-time rate, compared to Southwest Airlines at 63%. Based on 63 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: BWI to SJC
Baltimore to San Jose — airline reliability comparison
On-Time Rate by Airline
Spirit Airlines84%
Southwest Airlines63%
BWI to SJC Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| Spirit AirlinesNKBest | 84% | 3.1% | 64m | 63 |
| Southwest AirlinesWNWorst | 63% | 0.3% | 54m | 298 |
Route Overview
67%
Overall On-Time
56m
Avg Delay
0.8%
Cancel Rate
361
Total Flights
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Data last updated October 2026. Source: Bureau of Transportation Statistics.