American Airlines MCI to MIA on-time performance
American Airlines nonstop flights from Kansas City to Miami · Aug 2025 – Jul 2026
On-time arrivals
90%
arrived < 15 min late
Cancelled
2.0%
9 flights
Avg arrival delay
13 min
128 min when late
Rank on route
#1 of 4
route average 84% on time
Key facts
- American Airlines flights on MCI to MIA arrived on time 90% of the time in Aug 2025 – Jul 2026.
- 2% were cancelled, and 5% arrived an hour or more late.
- That ranks #1 of 4 airlines on this route, which averaged 84% on time overall.
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (75%).
On-time trend by month
Why this airline's flights were late
- Airline (crew, maintenance, cleaning, fueling)75%
- Late-arriving aircraft15%
- Air traffic control & airport congestion6%
- Extreme weather5%
- Security0%
Other airlines on MCI to MIA
- Southwest Airlines73% on time · 14 min avg delay
- Envoy Air82% on time · 9 min avg delay
- Republic Airways56% on time · 15 min avg delay
Full MCI to MIA comparison →
American Airlines on-time record across all routes →
460 American Airlines flights tracked on this route; 9 cancelled, 3 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.