Route Reliability
Baltimore → San Jose
BWI–SJC · 2,439 miles · Baltimore/Washington International Thurgood Marshall Airport to San José Mineta International Airport
- 65%
- Arrive within 15 minutes
- 18 min
- Average arrival delay
- 0%
- Cancelled
- 238
- Flights in the data
Data through May 2026.
Southwest Airlines is the only airline in this data on this route, arriving on time 65% of the time across 238 flights. No comparison to make.
What the data says
The 12–3 PM departure wins.
BWI–SJC flights departing between 12–3 PM arrived on time 74% of the time, versus 51% between 6–9 PM.
Saturdays have been rough.
BWI–SJC flights arrived on time 80% of the time on Fridays and just 54% on Saturdays. That gap is worth planning around.
It basically never cancels.
Out of 238 scheduled flights, only 0.0% were cancelled.
Recent months have been rougher.
BWI–SJC flights arrived on time 58% of the time over the last three months in the data, compared with 76% in the three months before that.
Flights on this route
The breakdown
- Mon61%(33 flights)
- Tue58%(33 flights)
- Wed58%(33 flights)
- Thu77%(35 flights)
- Fri80%(35 flights)
- Sat54%(35 flights)
- Sun68%(34 flights)
- 9 AM–12 PM70%(47 flights)
- 12–3 PM74%(99 flights)
- 3–6 PM55%(51 flights)
- 6–9 PM51%(41 flights)
Jun 62% → May 58% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 62% | 26 |
| July 2025 | 55% | 31 |
| August 2025 | 77% | 31 |
| September 2025 | 83% | 30 |
| October 2025 | 68% | 31 |
| March 2026 | 56% | 27 |
| April 2026 | 60% | 30 |
| May 2026 | 58% | 31 |
Same trip, other airports
Keep nerding
Based on 238 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.