Delta Air Lines BOS to DFW on-time performance
Delta Air Lines nonstop flights from Boston to Dallas/Fort Worth · Aug 2025 – Jul 2026
On-time arrivals
72%
arrived < 15 min late
Cancelled
2.4%
21 flights
Avg arrival delay
23 min
79 min when late
Rank on route
#3 of 4
route average 77% on time
Key facts
- Delta Air Lines flights on BOS to DFW arrived on time 72% of the time in Aug 2025 – Jul 2026.
- 2.4% were cancelled, and 14% arrived an hour or more late.
- That ranks #3 of 4 airlines on this route, which averaged 77% on time overall.
- The largest source of delay minutes was late-arriving aircraft (39%).
On-time trend by month
Why this airline's flights were late
- Late-arriving aircraft39%
- Airline (crew, maintenance, cleaning, fueling)35%
- Air traffic control & airport congestion25%
- Extreme weather1%
- Security0%
Other airlines on BOS to DFW
- American Airlines79% on time · 19 min avg delay
- JetBlue79% on time · 15 min avg delay
- Spirit Airlines67% on time · 21 min avg delay
Full BOS to DFW comparison →
Delta Air Lines on-time record across all routes →
863 Delta Air Lines flights tracked on this route; 21 cancelled, 9 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.