Direct (nonstop) flights from Jacksonville to Knoxville
1 airline flys nonstop from Jacksonville International (JAX) to Mc Ghee Tyson (TYS). It's 390 miles (627 km), about 1h 20m in the air. Operated by Allegiant Air.
Allegiant Air
Route data last updated: May 27, 2026
Airlines with non-stop flights
Alternative Routes
Other ways to fly from Jacksonville to Knoxville with one stop · direct emits 72 kg CO₂ per passenger
Looking for the return flight?
TYS → JAX: Flights from Knoxville to JacksonvilleOther direct flights from Jacksonville
Direct flights from Knoxville (TYS)
Frequently Asked Questions
How long is the direct flight from Jacksonville to Knoxville?
A nonstop flight from Jacksonville (JAX) to Knoxville (TYS) takes approximately 1 hours and 20 minutes. The distance is 390 miles (627 km).
Which airlines fly nonstop from Jacksonville to Knoxville?
Just Allegiant Air.
Is there a nonstop flight from Jacksonville to Knoxville?
Yes. 1 airline: Allegiant Air.
How far is Jacksonville from Knoxville?
The flight distance from Jacksonville to Knoxville is 390 miles (627 km), measured as the great-circle (shortest air) distance. That's roughly the same distance as Mumbai to Goa.
What type of aircraft flies from Jacksonville to Knoxville?
At 1h 20m, this route typically uses narrow-body aircraft — Boeing 737 or Airbus A320. Varies by airline.
What is the carbon footprint of a flight from Jacksonville to Knoxville?
Roughly 72 kg CO2 per passenger one-way. That's about the same as driving 360 km.
Is the return flight from Knoxville to Jacksonville also nonstop?
Yes — nonstop flights run both ways. Flight time may differ slightly due to wind patterns.
When is the cheapest time to fly from Jacksonville to Knoxville?
Midweek flights (Tue/Wed) outside holiday peaks are usually cheapest. 3-6 weeks ahead is a good window for this route. Use "Check Prices" above to compare.
How early should I arrive at Jacksonville International for this flight?
1.5-2 hours for domestic. Add more time during holidays or busy travel weekends.