Direct (nonstop) flights from Knoxville to Jacksonville
1 airline flys nonstop from Mc Ghee Tyson (TYS) to Jacksonville International (JAX). It's 390 miles (627 km), about 1h 22m in the air. Operated by Allegiant Air.
Allegiant Air
Route data last updated: May 28, 2026
Airlines with non-stop flights
Alternative Routes
Other ways to fly from Knoxville to Jacksonville with one stop · direct emits 72 kg CO₂ per passenger
Looking for the return flight?
JAX → TYS: Flights from Jacksonville to KnoxvilleOther direct flights from Knoxville
Direct flights from Jacksonville (JAX)
Frequently Asked Questions
How long is the direct flight from Knoxville to Jacksonville?
A nonstop flight from Knoxville (TYS) to Jacksonville (JAX) takes approximately 1 hours and 22 minutes. The distance is 390 miles (627 km).
Which airlines fly nonstop from Knoxville to Jacksonville?
Just Allegiant Air.
Is there a nonstop flight from Knoxville to Jacksonville?
Yes. 1 airline: Allegiant Air.
How far is Knoxville from Jacksonville?
The flight distance from Knoxville to Jacksonville 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 Knoxville to Jacksonville?
At 1h 22m, this route typically uses narrow-body aircraft — Boeing 737 or Airbus A320. Varies by airline.
What is the carbon footprint of a flight from Knoxville to Jacksonville?
Roughly 72 kg CO2 per passenger one-way. That's about the same as driving 360 km.
Is the return flight from Jacksonville to Knoxville 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 Knoxville to Jacksonville?
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 Mc Ghee Tyson for this flight?
1.5-2 hours for domestic. Add more time during holidays or busy travel weekends.