American Airlines MIA to DEN on-time performance
American Airlines nonstop flights from Miami to Denver · Aug 2025 – Jul 2026
On-time arrivals
76%
arrived < 15 min late
Cancelled
0.8%
7 flights
Avg arrival delay
15 min
60 min when late
Rank on route
#3 of 4
route average 77% on time
Key facts
- American Airlines flights on MIA to DEN arrived on time 76% of the time in Aug 2025 – Jul 2026.
- 0.8% were cancelled, and 7% 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 (41%).
On-time trend by month
Why this airline's flights were late
- Late-arriving aircraft41%
- Airline (crew, maintenance, cleaning, fueling)37%
- Air traffic control & airport congestion16%
- Extreme weather5%
- Security1%
Other airlines on MIA to DEN
- United Airlines83% on time · 13 min avg delay
- Frontier Airlines82% on time · 20 min avg delay
- Southwest Airlines55% on time · 30 min avg delay
Full MIA to DEN comparison →
American Airlines on-time record across all routes →
885 American Airlines flights tracked on this route; 7 cancelled, 4 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.