Skip to content
WanderNerd
Check a flight

Route Reliability

Knoxville → Detroit

TYS–DTW · 443 miles · McGhee Tyson Airport to Detroit Metropolitan Wayne County Airport

85
Pretty Reliable
WanderNerd Reliability Score
80%
Arrive within 15 minutes
7 min
Average arrival delay
0.8%
Cancelled
855
Flights in the data

Data through May 2026.

Delta Air Lines is the only airline in this data on this route, arriving on time 80% of the time across 855 flights. No comparison to make.

What the data says

The 12–3 PM departure wins.

TYS–DTW flights departing between 12–3 PM arrived on time 87% of the time, versus 64% between 3–6 PM.

Monday is the weak spot.

TYS–DTW flights arrived on time 87% of the time on Saturdays. On Mondays: 74%.

Ticking up lately.

TYS–DTW flights arrived on time 81% of the time over the last three months in the data, compared with 77% in the three months before that.

Best historical flights

Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.

Top flights by on-time rate

More flights on this route

The breakdown

On-time by weekday
  • Mon74%(124 flights)
  • Tue82%(125 flights)
  • Wed78%(125 flights)
  • Thu80%(125 flights)
  • Fri82%(124 flights)
  • Sat87%(100 flights)
  • Sun81%(125 flights)
On-time by departure window
  • 6–9 AM83%(362 flights)
  • 9 AM–12 PM83%(148 flights)
  • 12–3 PM87%(188 flights)
  • 3–6 PM64%(144 flights)
  • 6–9 PM—(6 flights)
On-time trend by month
76%
May

Jun 72% → May 76% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202572%82
July 202573%84
August 202587%70
September 202592%60
October 202589%61
November 202583%58
December 202567%49
January 202676%53
February 202689%52
March 202684%82
April 202684%85
May 202676%112

Keep nerding

Based on 855 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.