Route Reliability
San Jose → Baltimore
SJC–BWI · 2,439 miles · San José Mineta International Airport to Baltimore/Washington International Thurgood Marshall Airport
- 87%
- Arrive within 15 minutes
- 1 min early
- Average arrival delay
- 0.4%
- 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 87% of the time across 238 flights. No comparison to make.
What the data says
The late departure is the smart one here.
SJC–BWI flights departing between 6–9 PM arrived on time 91% of the time, versus 80% between 9 PM–12 AM.
Thursdays have been rough.
SJC–BWI flights arrived on time 97% of the time on Saturdays and just 63% on Thursdays. That gap is worth planning around.
Recent months have been rougher.
SJC–BWI flights arrived on time 79% of the time over the last three months in the data, compared with 91% in the three months before that.
Flights on this route
The breakdown
- Mon76%(33 flights)
- Tue97%(33 flights)
- Wed94%(33 flights)
- Thu63%(35 flights)
- Fri91%(35 flights)
- Sat97%(35 flights)
- Sun88%(33 flights)
- 6–9 PM91%(149 flights)
- 9 PM–12 AM80%(88 flights)
Jun 92% → May 87% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 92% | 26 |
| July 2025 | 87% | 31 |
| August 2025 | 93% | 30 |
| September 2025 | 87% | 30 |
| October 2025 | 94% | 31 |
| March 2026 | 78% | 27 |
| April 2026 | 73% | 30 |
| May 2026 | 87% | 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.