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

Nashville, TN (BNA) to Miami, FL (MIA) flight delay odds

Historically, 73.8% of scheduled reportable flights on this direction arrived on time in July 2025–June 2026. The sample includes 2,504 flights.

HISTORICAL ROUTE SIGNALGenerally reliable
73.8%arrived on time
15.6%30+ min late
1.3%cancelled
2,504scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late8.5%all scheduled flights
120+ minutes late3.8%all scheduled flights
Diverted0.4%did not reach as scheduled
Average arrival+12.0 mincompleted flights

When is this route most reliable?

The same route can behave differently through the day. These are scheduled departure windows, not actual departure times. Small time windows with fewer than 40 flights are withheld.

Departure windowFlightsOn time30+ minCancelled
Early morning84984.8%8.1%1.3%
Late morning50178.0%12.0%1.0%
Afternoon36467.3%17.3%2.2%
Evening78462.4%25.1%1.1%

Weekday comparison

Day-of-week results use at least 30 scheduled flights per row. Look for broad patterns, not tiny percentage differences.

DayFlightsOn time30+ minCancelled
Monday35368.6%17.6%3.1%
Tuesday33781.9%10.7%0.6%
Wednesday32981.5%10.0%0.6%
Thursday35872.6%14.8%0.0%
Friday35173.8%17.1%0.6%
Saturday39276.5%15.1%2.0%
Sunday38463.5%22.9%2.1%

Airline comparison

Marketing-carrier results make codeshare flights easier to compare as travelers buy them. Dedicated route-airline reports require at least 160 flights.

AirlineFlightsOn time30+ minCancelled
American Airlines1,32176.0%15.2%1.3%
Southwest Airlines73571.6%15.4%1.1%
Envoy Air34672.0%15.6%1.4%
Spirit Airlines6567.7%20.0%3.1%
Republic Airways3770.3%27.0%2.7%

Monthly trend

Month-by-month results show whether a twelve-month average hides an unusual period.

MonthFlightsOn time30+ minCancelled
July 202517660.8%27.8%0.6%
August 202518972.0%16.9%0.5%
September 202518782.4%11.2%0.5%
October 202520579.5%11.2%0.5%
November 202520975.1%14.4%1.0%
December 202521479.9%11.2%0.5%
January 202624169.7%12.9%7.9%
February 202620879.8%13.5%0.0%
March 202622767.4%19.4%3.1%
April 202621678.7%9.3%0.0%
May 202622774.0%16.3%0.0%
June 202620566.3%25.4%0.0%

What drove reported delay minutes?

BTS cause minutes are reported for qualifying delayed flights. These shares describe recorded delay minutes—not the chance that a particular cause will affect your next flight.

Airline30.8%
Late aircraft55.2%
National airspace12.0%
Weather1.7%
Security0.3%
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.