American Airlines CLT to BOS on-time performance
American Airlines nonstop flights from Charlotte to Boston · Aug 2025 – Jul 2026
On-time arrivals
74%
arrived < 15 min late
Cancelled
2.0%
56 flights
Avg arrival delay
17 min
64 min when late
Rank on route
#2 of 4
route average 77% on time
Key facts
- American Airlines flights on CLT to BOS arrived on time 74% of the time in Aug 2025 – Jul 2026.
- 2% were cancelled, and 9% arrived an hour or more late.
- That ranks #2 of 4 airlines on this route, which averaged 77% on time overall.
- The largest source of delay minutes was late-arriving aircraft (46%).
On-time trend by month
Why this airline's flights were late
- Late-arriving aircraft46%
- Air traffic control & airport congestion25%
- Airline (crew, maintenance, cleaning, fueling)22%
- Extreme weather7%
- Security0%
Other airlines on CLT to BOS
- Republic Airways82% on time · 14 min avg delay
- Spirit Airlines72% on time · 26 min avg delay
- Envoy Air67% on time · 52 min avg delay
Full CLT to BOS comparison →
American Airlines on-time record across all routes →
2,738 American Airlines flights tracked on this route; 56 cancelled, 2 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.