Envoy Air SDF to BOS on-time performance
Envoy Air nonstop flights from Louisville to Boston · Aug 2025 – Jul 2026Regional airline operating American Eagle flights.
On-time arrivals
60%
arrived < 15 min late
Cancelled
0.9%
2 flights
Avg arrival delay
24 min
60 min when late
Rank on route
#2 of 3
route average 71% on time
Key facts
- Envoy Air flights on SDF to BOS arrived on time 60% of the time in Aug 2025 – Jul 2026.
- 0.9% were cancelled, and 16% arrived an hour or more late.
- That ranks #2 of 3 airlines on this route, which averaged 71% on time overall.
- The largest source of delay minutes was air traffic control & airport congestion (74%).
On-time trend by month
Why this airline's flights were late
- Air traffic control & airport congestion74%
- Late-arriving aircraft18%
- Airline (crew, maintenance, cleaning, fueling)7%
- Extreme weather1%
- Security0%
Other airlines on SDF to BOS
- Republic Airways77% on time · 18 min avg delay
- Delta Air Lines0% on time · 43 min avg delay
Full SDF to BOS comparison →
Envoy Air on-time record across all routes →
222 Envoy Air flights tracked on this route; 2 cancelled, 1 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.