BTS DATA COMPLETE THROUGH JUNE 2026HISTORICAL ODDS · NOT LIVE FLIGHT STATUS
DelayOddsKnow the route before you book
TYS→MIA

Knoxville, TN (TYS) to Miami, FL (MIA) flight delay odds

79.9% of 482 official scheduled TYS-to-MIA flights arrived on time; 13.7% arrived at least 30 minutes late and 0.4% were cancelled during July 2025–June 2026.

Source: U.S. Bureau of Transportation Statistics · Reporting window: July 2025–June 2026 · Updated September 16, 2026

HISTORICAL ROUTE SIGNALGenerally reliable
79.9%arrived on time
13.7%30+ min late
0.4%cancelled
482scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late6.8%all scheduled flights
120+ minutes late3.1%all scheduled flights
Diverted0.2%did not reach as scheduled
Average arrival+12.3 mincompleted flights

Which departure time was most reliable for TYS to MIA?

Among qualifying TYS-to-MIA departure window results, Early morning had the highest on-time rate: 83.6% of 365 flights. Evening was lowest at 68.7% across 115 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning36583.6%11.5%0.3%
Evening11568.7%20.9%0.9%

Which weekday was most reliable for TYS to MIA?

Among qualifying TYS-to-MIA weekday results, Thursday had the highest on-time rate: 90.0% of 70 flights. Saturday was lowest at 64.9% across 77 flights.

DayFlightsOn time30+ minCancelled
Monday6779.1%11.9%0.0%
Tuesday6888.2%10.3%0.0%
Wednesday6687.9%9.1%0.0%
Thursday7090.0%4.3%0.0%
Friday6675.8%16.7%0.0%
Saturday7764.9%24.7%2.6%
Sunday6875.0%17.6%0.0%

Which airline was most reliable for TYS to MIA?

Among qualifying TYS-to-MIA airline results, Envoy Air had the highest on-time rate: 83.2% of 394 flights. American Airlines was lowest at 69.2% across 78 flights.

AirlineFlightsOn time30+ minCancelled
Envoy Air39483.2%10.7%0.5%
American Airlines7869.2%24.4%0.0%
Republic Airways1030.0%50.0%0.0%

Which month was most reliable for TYS to MIA?

Among qualifying TYS-to-MIA month results, April 2026 had the highest on-time rate: 100.0% of 30 flights. June 2026 was lowest at 68.4% across 38 flights.

MonthFlightsOn time30+ minCancelled
July 20253568.6%28.6%0.0%
August 20253278.1%12.5%0.0%
September 20253086.7%10.0%0.0%
October 20253193.5%3.2%0.0%
November 20255882.8%10.3%0.0%
December 20256075.0%13.3%0.0%
January 20266271.0%16.1%3.2%
February 20263979.5%17.9%0.0%
March 20263187.1%9.7%0.0%
April 202630100.0%0.0%0.0%
May 20263683.3%13.9%0.0%
June 20263868.4%23.7%0.0%

What drove TYS to MIA delay minutes?

Airline was the largest recorded TYS-to-MIA delay category, accounting for 57.7% of 8,975 BTS-attributed delay minutes during July 2025–June 2026.

Airline57.7%
Late aircraft23.7%
National airspace11.1%
Weather7.3%
Security0.2%
This is historical evidence, not a forecast.

Weather, schedules and operations change. For a trip you have already booked, use the airline or airport for live status.