Delta Air Lines JAX to BOS on-time performance
Delta Air Lines nonstop flights from Jacksonville to Boston · Aug 2025 – Jul 2026
On-time arrivals
81%
arrived < 15 min late
Cancelled
5.0%
3 flights
Avg arrival delay
14 min
68 min when late
Rank on route
#1 of 3
route average 75% on time
Key facts
- Delta Air Lines flights on JAX to BOS arrived on time 81% of the time in Aug 2025 – Jul 2026.
- 5% were cancelled, and 7% 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 (81%).
On-time trend by month
Why this airline's flights were late
- Late-arriving aircraft81%
- Air traffic control & airport congestion16%
- Airline (crew, maintenance, cleaning, fueling)4%
- Extreme weather0%
- Security0%
Other airlines on JAX to BOS
- Republic Airways79% on time · 19 min avg delay
- JetBlue69% on time · 25 min avg delay
Full JAX to BOS 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.