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Route Reliability

Chicago → Knoxville

MDW–TYS · 459 miles · Chicago Midway International Airport to McGhee Tyson Airport

64
A Little Dicey
WanderNerd Reliability Score
70%
Arrive within 15 minutes
39 min
Average arrival delay
0%
Cancelled
57
Flights in the data

Data through May 2026.

Allegiant Air is the only airline in this data on this route, arriving on time 70% of the time across 57 flights. No comparison to make.

What the data says

The 12–3 PM departure wins.

MDW–TYS flights departing between 12–3 PM arrived on time 74% of the time, versus 64% between 6–9 PM.

Mondays have been rough.

MDW–TYS flights arrived on time 80% of the time on Fridays and just 62% on Mondays. That gap is worth planning around.

Flights on this route

The breakdown

On-time by weekday
  • Mon62%(26 flights)
  • Tue—(0 flights)
  • Wed—(1 flights)
  • Thu—(2 flights)
  • Fri80%(25 flights)
  • Sat—(0 flights)
  • Sun—(3 flights)
On-time by departure window
  • 12–3 PM74%(38 flights)
  • 3–6 PM—(8 flights)
  • 6–9 PM64%(11 flights)

Same trip, other airports

Keep nerding

Based on 57 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.