Historical on-time performance
New York to Knoxville
648 miData through May 2026Source: US DOT · BTS
Flights on LGA–TYS arrive on time 73% of the time over the last 12 months.
On-time rate73%arrived within 15 min
p90 delay40 min1 in 10 flights is worse (tail risk)
Cancelled6.6%of scheduled flights
based on 287 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Republic AirwaysOn-time73%Medianon timep9040 minCancel6.6%Flights287
Why flights run late
Delay causes
- Airline11%
- Weather25%
- Air traffic (NAS)25%
- Late aircraft38%
- Security2%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline0%
- Weather53%
- Air traffic (NAS)47%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 19 cancellations with a reported cause (BTS reports causes from June 2003).
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly LGA → TYS
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
Mornings are the most reliable time of day to fly this route — 87% on time.
- Mornings87% on time · p90 15 min · 696 flights
- Middays83% on time · p90 30 min · 496 flights
- Afternoons78% on time · p90 30 min · 820 flights
- Evenings77% on time · p90 45 min · 700 flights
Best day of week
Saturdays are the most reliable day to fly this route — 90% on time.
- Saturdays90% on time · p90 5 min · 162 flights · limited
- Wednesdays84% on time · p90 20 min · 446 flights
- Thursdays82% on time · p90 30 min · 444 flights
- Mondays80% on time · p90 25 min · 448 flights
- Tuesdays80% on time · p90 40 min · 447 flights
- Fridays76% on time · p90 45 min · 440 flights
- Sundays76% on time · p90 25 min · 378 flights
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