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

Nashville, TN (BNA) to Detroit, MI (DTW) flight delay odds

78.1% of 2,420 official scheduled BNA-to-DTW flights arrived on time; 12.2% arrived at least 30 minutes late and 1.2% 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
78.1%arrived on time
12.2%30+ min late
1.2%cancelled
2,420scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late5.7%all scheduled flights
120+ minutes late2.5%all scheduled flights
Diverted0.0%did not reach as scheduled
Average arrival+6.5 mincompleted flights

Which departure time was most reliable for BNA to DTW?

Among qualifying BNA-to-DTW departure window results, Early morning had the highest on-time rate: 93.5% of 397 flights. Evening was lowest at 68.5% across 755 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning39793.5%4.0%0.8%
Late morning67081.3%9.0%1.9%
Afternoon58677.3%14.0%1.0%
Evening75568.5%17.9%1.1%

Which weekday was most reliable for BNA to DTW?

Among qualifying BNA-to-DTW weekday results, Wednesday had the highest on-time rate: 84.1% of 328 flights. Sunday was lowest at 71.4% across 374 flights.

DayFlightsOn time30+ minCancelled
Monday36274.3%16.6%1.9%
Tuesday34281.3%9.6%0.9%
Wednesday32884.1%7.9%0.6%
Thursday36181.2%11.1%0.3%
Friday35874.9%14.5%0.8%
Saturday29581.4%9.8%1.7%
Sunday37471.4%15.0%2.4%

Which airline was most reliable for BNA to DTW?

Among qualifying BNA-to-DTW airline results, Delta Air Lines had the highest on-time rate: 84.4% of 1,404 flights. Southwest Airlines was lowest at 67.8% across 846 flights.

AirlineFlightsOn time30+ minCancelled
Delta Air Lines1,40484.4%9.3%1.9%
Southwest Airlines84667.8%16.7%0.2%
Spirit Airlines14881.8%11.5%0.7%
SkyWest Airlines2250.0%31.8%0.0%

Which month was most reliable for BNA to DTW?

Among qualifying BNA-to-DTW month results, August 2025 had the highest on-time rate: 90.5% of 211 flights. December 2025 was lowest at 67.5% across 206 flights.

MonthFlightsOn time30+ minCancelled
July 202521170.1%19.4%0.9%
August 202521190.5%3.8%0.9%
September 202520189.6%3.5%0.0%
October 202523382.0%10.3%0.0%
November 202520179.6%10.9%1.5%
December 202520667.5%20.4%2.4%
January 202616779.6%13.8%4.2%
February 202615483.8%5.8%0.0%
March 202619974.4%14.6%2.0%
April 202620181.6%10.9%0.5%
May 202622669.9%16.8%2.2%
June 202621071.4%14.8%0.5%

What drove BNA to DTW delay minutes?

Late aircraft was the largest recorded BNA-to-DTW delay category, accounting for 47.1% of 33,357 BTS-attributed delay minutes during July 2025–June 2026.

Airline37.5%
Late aircraft47.1%
National airspace13.0%
Weather2.2%
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.