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Route Reliability

Sanford → Knoxville

SFB–TYS · 511 miles · Orlando Sanford International Airport to McGhee Tyson Airport

61
A Little Dicey
WanderNerd Reliability Score
65%
Arrive within 15 minutes
24 min
Average arrival delay
0.6%
Cancelled
640
Flights in the data

Data through May 2026.

Allegiant Air is the only airline in this data on this route, arriving on time 65% of the time across 640 flights. No comparison to make.

What the data says

Morning flights do better here.

SFB–TYS flights departing between 6–9 AM arrived on time 89% of the time, versus 52% between 12–3 PM.

Sunday scaries are real for this one.

SFB–TYS flights arrived on time 74% of the time on Wednesdays and just 56% on Sundays. That gap is worth planning around.

Flights on this route

The breakdown

On-time by weekday
  • Mon66%(105 flights)
  • Tue73%(60 flights)
  • Wed74%(46 flights)
  • Thu73%(106 flights)
  • Fri59%(104 flights)
  • Sat62%(99 flights)
  • Sun56%(113 flights)
On-time by departure window
  • 6–9 AM89%(56 flights)
  • 9 AM–12 PM85%(93 flights)
  • 12–3 PM52%(99 flights)
  • 3–6 PM62%(173 flights)
  • 6–9 PM56%(155 flights)
  • 9 PM–12 AM61%(57 flights)
On-time trend by month
55%
May

Jun 42% → May 55% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202542%52
July 202545%53
August 202558%52
September 202589%47
October 202567%57
November 202567%58
December 202567%67
January 202664%50
February 202675%47
March 202666%58
April 202686%43
May 202655%49

Same trip, other airports

Keep nerding

Based on 640 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.