Delta Air Lines BOS to BNA on-time performance
Delta Air Lines nonstop flights from Boston to Nashville · Aug 2025 – Jul 2026
On-time arrivals
71%
arrived < 15 min late
Cancelled
1.4%
8 flights
Avg arrival delay
26 min
86 min when late
Rank on route
#5 of 6
route average 70% on time
Key facts
- Delta Air Lines flights on BOS to BNA arrived on time 71% of the time in Aug 2025 – Jul 2026.
- 1.4% were cancelled, and 14% arrived an hour or more late.
- That ranks #5 of 6 airlines on this route, which averaged 70% on time overall.
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (43%).
On-time trend by month
Why this airline's flights were late
- Airline (crew, maintenance, cleaning, fueling)43%
- Late-arriving aircraft41%
- Air traffic control & airport congestion14%
- Extreme weather2%
- Security0%
Other airlines on BOS to BNA
- Southwest Airlines66% on time · 22 min avg delay
- JetBlue73% on time · 18 min avg delay
- Republic Airways74% on time · 19 min avg delay
- Spirit Airlines86% on time · 19 min avg delay
- American Airlines100% on time · 0 min avg delay
Full BOS to BNA comparison →
Delta Air Lines on-time record across all routes →
558 Delta Air Lines flights tracked on this route; 8 cancelled, 5 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.