JetBlue BOS to SAN on-time performance
JetBlue nonstop flights from Boston to San Diego · Aug 2025 – Jul 2026
On-time arrivals
84%
arrived < 15 min late
Cancelled
1.7%
16 flights
Avg arrival delay
11 min
65 min when late
Rank on route
#1 of 4
route average 77% on time
Key facts
- JetBlue flights on BOS to SAN arrived on time 84% of the time in Aug 2025 – Jul 2026.
- 1.7% were cancelled, and 6% arrived an hour or more late.
- That ranks #1 of 4 airlines on this route, which averaged 77% on time overall.
- The largest source of delay minutes was late-arriving aircraft (42%).
On-time trend by month
Why this airline's flights were late
- Late-arriving aircraft42%
- Air traffic control & airport congestion26%
- Airline (crew, maintenance, cleaning, fueling)25%
- Extreme weather5%
- Security0%
Other airlines on BOS to SAN
- Alaska Airlines73% on time · 19 min avg delay
- Delta Air Lines68% on time · 15 min avg delay
- Southwest Airlines43% on time · 41 min avg delay
Full BOS to SAN comparison →
JetBlue on-time record across all routes →
919 JetBlue flights tracked on this route; 16 cancelled, 3 diverted.
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. How we calculate this.