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Route Reliability

Atlanta → Knoxville

ATL–TYS · 152 miles · Hartsfield–Jackson Atlanta International Airport to McGhee Tyson Airport

78
Usually Fine
WanderNerd Reliability Score
79%
Arrive within 15 minutes
8 min
Average arrival delay
2.1%
Cancelled
2,889
Flights in the data

Data through May 2026.

Delta Air Lines is the only airline in this data on this route, arriving on time 79% of the time across 2,889 flights. No comparison to make.

What the data says

Morning flights do better here.

ATL–TYS flights departing between 6–9 AM arrived on time 89% of the time, versus 71% between 6–9 PM.

Friday is doing you no favors.

ATL–TYS flights arrived on time 82% of the time on Saturdays. On Fridays: 74%.

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
  • Mon80%(429 flights)
  • Tue77%(394 flights)
  • Wed81%(389 flights)
  • Thu80%(422 flights)
  • Fri74%(427 flights)
  • Sat82%(341 flights)
  • Sun77%(424 flights)
On-time by departure window
  • 6–9 AM89%(289 flights)
  • 9 AM–12 PM87%(345 flights)
  • 12–3 PM83%(657 flights)
  • 3–6 PM73%(547 flights)
  • 6–9 PM71%(616 flights)
  • 9 PM–12 AM76%(372 flights)
On-time trend by month
82%
May

Jun 58% → May 82% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202558%233
July 202573%249
August 202580%250
September 202586%238
October 202587%256
November 202579%224
December 202574%239
January 202683%205
February 202683%208
March 202674%231
April 202685%240
May 202682%253

Keep nerding

Based on 2,889 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.