Delta Air Lines BOS to JAX on-time performance
Delta Air Lines nonstop flights from Boston to Jacksonville · Aug 2025 – Jul 2026
On-time arrivals
82%
arrived < 15 min late
Cancelled
5.0%
3 flights
Avg arrival delay
15 min
82 min when late
Rank on route
#1 of 3
route average 75% on time
Key facts
- Delta Air Lines flights on BOS to JAX arrived on time 82% of the time in Aug 2025 – Jul 2026.
- 5% were cancelled, and 9% arrived an hour or more late.
- That ranks #1 of 3 airlines on this route, which averaged 75% on time overall.
- The largest source of delay minutes was late-arriving aircraft (53%).
On-time trend by month
Why this airline's flights were late
- Late-arriving aircraft53%
- Airline (crew, maintenance, cleaning, fueling)20%
- Air traffic control & airport congestion20%
- Extreme weather8%
- Security0%
Other airlines on BOS to JAX
- Republic Airways74% on time · 17 min avg delay
- JetBlue76% on time · 18 min avg delay
Full BOS to JAX comparison →
Delta Air Lines on-time record across all routes →
60 Delta Air Lines flights tracked on this route; 3 cancelled, 0 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.