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Cheap flights from Jacksonville to Knoxville from $33

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Jacksonville to Knoxville departing on 8/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Jacksonville to Knoxville

Cheap round-trip flights

Enter your travel dates to find the best prices.
Allegiant Air Logo
8:59 pm - 10:24 pm
JAX
-
TYS
1h 25mnonstop
Allegiant Air Logo
12:50 pm - 2:10 pm
TYS
-
JAX
1h 20mnonstop
$58Allegiant Air
Fri, Aug 14 - Mon, Aug 17
Allegiant Air Logo
8:59 pm - 10:24 pm
JAX
-
TYS
1h 25mnonstop
Allegiant Air Logo
12:50 pm - 2:10 pm
TYS
-
JAX
1h 20mnonstop
$64Allegiant Air
Fri, Aug 14 - Mon, Aug 17
Multiple Airlines Logo
3:41 pm - 1:04 pm
JAX
-
TYS
21h 23m
1 stop
Multiple Airlines Logo
1:19 pm - 2:39 pm
TYS
-
JAX
1h 20mnonstop
$147Multiple Airlines
Fri, Sep 11 - Sun, Sep 13
Multiple Airlines Logo
7:05 pm - 7:05 pm
JAX
-
TYS
24h 00m
2 stops
Multiple Airlines Logo
12:55 pm - 2:17 pm
TYS
-
JAX
1h 22mnonstop
$148Multiple Airlines
Thu, Aug 20 - Sun, Aug 23
American Airlines Logo
4:35 pm - 10:58 pm
JAX
-
TYS
6h 23m
1 stop
American Airlines Logo
5:15 am - 9:57 am
TYS
-
JAX
4h 42m
1 stop
$243American Airlines
Tue, Aug 25 - Tue, Sep 1
American Airlines Logo
2:36 pm - 6:43 pm
JAX
-
TYS
4h 07m
1 stop
American Airlines Logo
4:52 pm - 9:58 pm
TYS
-
JAX
5h 06m
1 stop
$243American Airlines
Tue, Oct 27 - Sat, Oct 31
Southwest Logo
1:40 pm - 7:50 pm
JAX
-
TYS
6h 10m
1 stop
Southwest Logo
8:05 am - 4:45 pm
TYS
-
JAX
8h 40m
2 stops
$248Southwest
Tue, Aug 25 - Tue, Sep 1
Southwest Logo
6:40 am - 4:40 pm
JAX
-
TYS
10h 00m
2 stops
Southwest Logo
8:25 am - 3:45 pm
TYS
-
JAX
7h 20m
1 stop
$248Southwest
Tue, Oct 27 - Sat, Oct 31
Delta Logo
5:30 pm - 10:22 pm
JAX
-
TYS
4h 52m
1 stop
Delta Logo
7:21 pm - 10:52 pm
TYS
-
JAX
3h 31m
1 stop
$261Delta
Wed, Dec 2 - Mon, Dec 7
Delta Logo
7:15 am - 11:29 am
JAX
-
TYS
4h 14m
1 stop
Delta Logo
4:03 pm - 8:46 pm
TYS
-
JAX
4h 43m
1 stop
$261Delta
Thu, Dec 3 - Sat, Dec 5

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Allegiant Air flights from Jacksonville to Knoxville

Our best Allegiant Air deals on Jacksonville to Knoxville flight tickets
Allegiant Air
Aug 14
JAX8:59 pmJacksonville
1h 25m
TYS10:24 pmKnoxville McGhee Tyson
Aug 17
TYS12:50 pmKnoxville McGhee Tyson
1h 20m
JAX2:10 pmJacksonville
$58
Allegiant Air
Aug 14
JAX8:59 pmJacksonville
1h 25m
TYS10:24 pmKnoxville McGhee Tyson
Aug 17
TYS12:50 pmKnoxville McGhee Tyson
1h 20m
JAX2:10 pmJacksonville
$64
Allegiant Air
Aug 14
JAX8:59 pmJacksonville
1h 25m
TYS10:24 pmKnoxville McGhee Tyson
Aug 17
TYS12:50 pmKnoxville McGhee Tyson
1h 20m
JAX2:10 pmJacksonville
$67

Southwest flights from Jacksonville to Knoxville

Our best Southwest deals on Jacksonville to Knoxville flight tickets
Southwest
Aug 13
JAX7:25 amJacksonville
9h 45m
2 stops
TYS5:10 pmKnoxville McGhee Tyson
Aug 20
TYS1:00 pmKnoxville McGhee Tyson
8h 05m
2 stops
JAX9:05 pmJacksonville
$355
Southwest
Aug 12
JAX8:00 amJacksonville
10h 55m
2 stops
TYS6:55 pmKnoxville McGhee Tyson
Aug 30
TYS7:35 amKnoxville McGhee Tyson
10h 35m
2 stops
JAX6:10 pmJacksonville
$449
Southwest
Aug 12
JAX2:05 pmJacksonville
4h 50m
1 stop
TYS6:55 pmKnoxville McGhee Tyson
Aug 13
TYS2:05 pmKnoxville McGhee Tyson
7h 40m
2 stops
JAX9:45 pmJacksonville
$452

momondo Fare Finder

 
Customize your flight search to find flights from Jacksonville to Knoxville that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated July 30, 2026.
Use the filters below to find and compare flights from Jacksonville to Knoxville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

JacksonvilleKnoxville

JAX - TYS

JAXTYS

Jacksonville

Fri 8/14

8:59 pm-10:24 pm

Nonstop1h 25m

Knoxville McGhee Tyson

Mon 8/17

12:50 pm-2:10 pm

Nonstop1h 20m

$58

JacksonvilleKnoxville

JAX - TYS

JAXTYS

Jacksonville

Fri 8/14

8:59 pm-10:24 pm

Nonstop1h 25m

Knoxville McGhee Tyson

Mon 8/17

12:50 pm-2:10 pm

Nonstop1h 20m

$64

JacksonvilleKnoxville

JAX - TYS

JAXTYS

Jacksonville

Fri 9/11

3:41 pm-1:04 pm

1 stop21h 23m

Knoxville McGhee Tyson

Sun 9/13

1:19 pm-2:39 pm

Nonstop1h 20m

$147

JacksonvilleKnoxville

JAX - TYS

JAXTYS

Jacksonville

Thu 8/20

7:05 pm-7:05 pm

2 stops24h 00m

Knoxville McGhee Tyson

Sun 8/23

12:55 pm-2:17 pm

Nonstop1h 22m

$148

JacksonvilleKnoxville

JAX - TYS

JAXTYS

Jacksonville

Tue 8/25

4:35 pm-10:58 pm

1 stop6h 23m

Knoxville McGhee Tyson

Tue 9/1

5:15 am-9:57 am

1 stop4h 42m

$243

JacksonvilleKnoxville

JAX - TYS

JAXTYS

Jacksonville

Tue 10/27

2:36 pm-6:43 pm

1 stop4h 07m

Knoxville McGhee Tyson

Sat 10/31

4:52 pm-9:58 pm

1 stop5h 06m

$243

JacksonvilleKnoxville

JAX - TYS

JAXTYS

Jacksonville

Tue 8/25

1:40 pm-7:50 pm

1 stop6h 10m

Knoxville McGhee Tyson

Tue 9/1

8:05 am-4:45 pm

2 stops8h 40m

$248

JacksonvilleKnoxville

JAX - TYS

JAXTYS

Jacksonville

Tue 10/27

6:40 am-4:40 pm

2 stops10h 00m

Knoxville McGhee Tyson

Sat 10/31

8:25 am-3:45 pm

1 stop7h 20m

$248

JacksonvilleKnoxville

JAX - TYS

JAXTYS

Jacksonville

Wed 12/2

5:30 pm-10:22 pm

1 stop4h 52m

Knoxville McGhee Tyson

Mon 12/7

7:21 pm-10:52 pm

1 stop3h 31m

$261

JacksonvilleKnoxville

JAX - TYS

JAXTYS

Jacksonville

Thu 12/3

7:15 am-11:29 am

1 stop4h 14m

Knoxville McGhee Tyson

Sat 12/5

4:03 pm-8:46 pm

1 stop4h 43m

$261

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Knoxville from

How to get the cheapest flight ticket from Jacksonville to Knoxville

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Jacksonville and Knoxville?

Prices are currently low for flights on this route.

Typical prices usually range from $76 to $122.
The lowest price recently found on this route was $58.

What is the cheapest month to fly to Knoxville?

The month of June is, on average, the cheapest month to fly to Knoxville from Jacksonville, with most prices found around $90. If you aren’t able to travel during the month of June, then book flights to Knoxville from Jacksonville during August instead. Flights to Knoxville in August, while not as cheap as those in June, still average around $91.

What is the cheapest day to depart on your flight to Knoxville?

The cheapest day to depart from Jacksonville to Knoxville is on a Wednesday. Travelers who choose to depart for Knoxville on a Wednesday will often find tickets for as low as $78. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Jacksonville to Knoxville for around $222.

What is the cheapest time of day to depart on your flight to Knoxville?

In the evening is the cheapest time of day to fly from Jacksonville to Knoxville when you can find flight prices for as low as $91. Flying to Knoxville in the evening is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to Knoxville is in the morning when prices are around $126.

What is the cheapest Jacksonville to Knoxville McGhee Tyson flight route?

Fly from Jacksonville to Knoxville McGhee Tyson for the best Jacksonville - Knoxville McGhee Tyson flight prices

How far in advance should I book a flight from Jacksonville to Knoxville?

You are more likely to see cheaper flights to Knoxville from Jacksonville when booking weeks ahead of your departure date. In general, you can expect to find flights to Knoxville for around $147 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Knoxville from Jacksonville for as low as $90 on momondo.

What cabin class options are available on Jacksonville to Knoxville flights?

There is only 1 cabin class available to choose from on Jacksonville to Knoxville flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Jacksonville to Knoxville flight prices changed over time?

As of July 2026, prices for Jacksonville to Knoxville flights are approximately 18% cheaper when compared to flights at the same time last year.

When to book flights from Jacksonville to Knoxville

Are you open to changing your travel dates? Check out the ideal times to fly from Jacksonville to Knoxville according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Jacksonville to Knoxville (JAX to TYS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Jacksonville to Knoxville

Best Price Found

$78

Fastest flight time

1h 18m

Direct flights

Mon, Tue, Fri, Sat and Sun

Airports in Knoxville

1 airport
The best one-way flight to Knoxville from Jacksonville in the past 72 hours is $78. The best round-trip flight deal from Jacksonville to Knoxville found on momondo in the last 72 hours is $69.
The fastest flight from Jacksonville to Knoxville takes 1h 18m
Direct flights go from Jacksonville to Knoxville on Monday, Tuesday, Friday, Saturday and Sunday. The only airline offering direct flights is Allegiant Air.
There is 1 airport in Knoxville. From Jacksonville there are direct flights to Knoxville McGhee Tyson (TYS).
Search flight deals

Frequently asked questions about flying from Jacksonville to Knoxville

  • How far is Jacksonville to Knoxville McGhee Tyson by plane?

    A flight from Jacksonville to Knoxville McGhee Tyson will travel around 410.0 mi. 1h 18m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Jacksonville Airport to Knoxville McGhee Tyson Airport?

    Prices for flights from Jacksonville Airport to Knoxville McGhee Tyson Airport were last updated today.

  • How many operators does momondo search for flights from Jacksonville Airport to Knoxville McGhee Tyson Airport?

  • How old do you have to be to fly from Jacksonville Airport to Knoxville McGhee Tyson Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Jacksonville Airport to Knoxville McGhee Tyson Airport.

  • What documentation or ID do you need to fly to Knoxville McGhee Tyson Airport?

    The necessary travel and health documents for your Knoxville McGhee Tyson Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Jacksonville to Knoxville?

  • What is the most popular airline from Jacksonville to Knoxville?

Best airlines flying from Jacksonville to Knoxville

Compare and see reviews for airlines that fly from Jacksonville to Knoxville with momondo
Airline
Rating
Free Cancellation
Price
Allegiant AirPriceFrom $56Free CancellationRating
7.3
678 reviews
Search Allegiant Air flights
DeltaPriceFrom $157Free CancellationRating
7.8
8,488 reviews
Search Delta flights
American AirlinesPriceFrom $244Free CancellationRating
7.1
11,842 reviews
Search American Airlines flights
SouthwestPriceFrom $247Free CancellationRating
8.0
4,227 reviews
Search Southwest flights

Traveling to a place near Knoxville?

Book flights to Knoxville if you plan to visit one of these locations
Pigeon Forge
Gatlinburg
Cherokee
Bryson City
Morristown
Corbin
Alcoa
Maryville
Crossville
Murphy
Oak Ridge
Kodak
Newport
Lenoir City
Dandridge
Clinton
Jefferson City
Rockford

Why use momondo?

Why should I use momondo to find a flight deal from Jacksonville to Knoxville?

It is quick and easy to find Jacksonville to Knoxville flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Knoxville that suits you.

Can I find flights from Jacksonville to Knoxville with flexible booking policies on momondo?

momondo does allow users to show only those flights to Knoxville from Jacksonville which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Jacksonville to Knoxville?

momondo provides multiple filters to help you find the best flight to Knoxville from Jacksonville. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Jacksonville to Knoxville right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Knoxville from Jacksonville. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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