Knoxville to Jacksonville (TYS-JAX): nonstop flights and who flies them

Allegiant Air flies nonstop from Knoxville (TYS) to Jacksonville (JAX) just once a week. With so few departures, each one carries the only premium seats on the route that day. Allegiant Air fly the route nonstop in 2LNR's schedule data; the timetable and the reverse direction are below.

Schedule last confirmed September 6, 2026. Departure times come from 2LNR's schedule data; confirm with the airline before you book.

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Nonstop flights a week

391 mi

Nonstop distance

Free

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Knoxville to Jacksonville flight schedule

Scheduled nonstop departures for TYS to JAX, last checked against our schedule feed on September 6, 2026. Airlines retime and cancel flights, so confirm with the airline before you book.

Scheduled nonstop departures from Knoxville (TYS) to Jacksonville (JAX)
Date	Flight	Airline	Departs TYS	Arrives JAX	Duration	Aircraft
Thu, Sep 10	G4 3045	Allegiant Air	13:19	14:39	1h 20m	320
Thu, Sep 17	G4 3045	Allegiant Air	13:19	14:39	1h 20m	320
Thu, Sep 24	G4 3045	Allegiant Air	13:19	14:39	1h 20m	320
Thu, Oct 8	G4 1423	Allegiant Air	15:08	16:30	1h 22m	320
Thu, Oct 15	G4 1423	Allegiant Air	15:08	16:30	1h 22m	320
Sun, Oct 25	G4 3062	Allegiant Air	14:01	15:23	1h 22m	320
Thu, Nov 5	G4 1428	Allegiant Air	18:33	19:55	1h 22m	320

Showing all 7 scheduled TYS to JAX departures across the next 7 days with service. Later dates are on the interactive map.

Departure and arrival times are local at their own airport, so an arrival can fall on a different local date than the departure; the duration column is the true elapsed flying time. A dash means the airline has not filed that value in the schedule data we hold. Aircraft are IATA equipment codes as filed, and can change up to departure.

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The full TYS to JAX nonstop schedule

Allegiant Air fly the route nonstop in 2LNR's schedule data. This page carries the full TYS to JAX nonstop schedule, who operates each departure and how often it runs; the reverse direction is linked below.

See real availability

Confirmed upgrade and award seats on each TYS to JAX departure, checked against live inventory so you know what is open before you book.

Set an alert

Premium inventory turns over fast. Watch this route and 2LNR notifies you when space appears on a date you are tracking.

Plan on the map

See TYS to JAX on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Knoxville to Jacksonville nonstop

Carriers operating TYS to JAX nonstop in the current schedule. 2LNR tracks confirmed upgrade and award space on each of them.

Allegiant Air (G4) route map

See TYS to JAX on the interactive map →

Frequently asked questions about TYS to JAX

How far is Jacksonville from Knoxville?

TYS to JAX covers about 391 miles nonstop. Flight times vary by aircraft and season; the schedule table on this page lists each scheduled departure with its own times.

Which airlines fly nonstop from TYS to JAX?

Allegiant Air is currently the only airline flying TYS to JAX nonstop. None of them is a carrier 2LNR reads inventory for, so this page carries the TYS to JAX schedule rather than a space claim.

How often does TYS to JAX operate?

The nonstop currently runs once a week, on Allegiant Air. Thin schedules like this change by season, and an alert will catch anything added.

What time do flights from TYS to JAX depart?

Scheduled TYS to JAX nonstops in the next 7 days with service leave between 13:19 and 18:33, local time at Knoxville. The schedule table on this page lists every departure by date, with its arrival time and aircraft.

Does 2LNR show upgrade or award space on TYS to JAX?

Not on this route: none of Allegiant Air is a carrier 2LNR reads inventory for. The page carries the full TYS to JAX nonstop schedule and who flies each departure, and the reverse direction is linked below.

See the full TYS to JAX nonstop schedule

Every scheduled departure on this route, with who flies it. On the routes 2LNR does read inventory for, upgrade and award space shows by date, the next 14 days free on every product and the full horizon on Pro.

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