OnTimeRoutes
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American Airlines MIA to TYS on-time performance

American Airlines nonstop flights from Miami to Knoxville · Aug 2025 – Jul 2026

On-time arrivals
43%
arrived < 15 min late
Cancelled
1.3%
1 flights
Avg arrival delay
44 min
75 min when late
Rank on route
#2 of 3
route average 77% on time

Key facts

  • American Airlines flights on MIA to TYS arrived on time 43% of the time in Aug 2025 – Jul 2026.
  • 1.3% were cancelled, and 25% arrived an hour or more late.
  • That ranks #2 of 3 airlines on this route, which averaged 77% on time overall.
  • The largest source of delay minutes was late-arriving aircraft (45%).

On-time trend by month

0%50%100%July 2025: 35.5% on time, 0.0% cancelledJul ’25August 2025: 0.0% on time, 0.0% cancelledAug ’25May 2026: 41.7% on time, 0.0% cancelledMay ’26June 2026: 50.0% on time, 0.0% cancelledJun ’26July 2026: 43.3% on time, 3.2% cancelledJul ’26
On-time arrival rate by month. Hover a bar for exact figures.

Why this airline's flights were late

  • Late-arriving aircraft45%
  • Airline (crew, maintenance, cleaning, fueling)43%
  • Air traffic control & airport congestion7%
  • Extreme weather5%
  • Security0%

Other airlines on MIA to TYS

78 American Airlines flights tracked on this route; 1 cancelled, 0 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.