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Cheap flights from Atlanta to Knoxville from $99

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Atlanta to Knoxville departing on 8/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Atlanta to Knoxville

Cheap round-trip flights

Logo
10:40 am - 6:08 pmATL-TYS
7h 28m1 stop
Logo
4:31 pm - 11:59 pmTYS-ATL
7h 28m1 stop
$198
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Sat, Aug 30 - Sat, Sep 6
Logo
9:59 am - 11:08 pmATL-TYS
13h 09m2 stops
Logo
1:22 pm - 8:12 pmTYS-ATL
6h 50m1 stop
$202
Find Deal
Thu, Sep 4 - Fri, Sep 12
Logo
9:02 pm - 3:10 pmATL-TYS
18h 08m2 stops
Logo
1:22 pm - 8:12 pmTYS-ATL
6h 50m1 stop
$213
Find Deal
Tue, Sep 2 - Mon, Sep 8
Logo
10:32 am - 10:23 pmATL-TYS
11h 51m1 stop
Logo
6:00 am - 8:12 pmTYS-ATL
14h 12m1 stop
$215
Find Deal
Fri, Aug 15 - Mon, Aug 18
Logo
10:40 am - 6:08 pmATL-TYS
7h 28m1 stop
Logo
4:31 pm - 9:43 amTYS-ATL
17h 12m2 stops
$226
Find Deal
Sat, Aug 30 - Sat, Sep 6
Logo
9:59 am - 11:08 pmATL-TYS
13h 09m2 stops
Logo
1:22 pm - 12:37 amTYS-ATL
11h 15m2 stops
$228
Find Deal
Thu, Sep 4 - Fri, Sep 12
Logo
10:32 am - 10:23 pmATL-TYS
11h 51m1 stop
Logo
6:00 am - 10:37 amTYS-ATL
28h 37m2 stops
$232
Find Deal
Fri, Aug 15 - Mon, Aug 18
Logo
11:42 am - 8:22 pmATL-TYS
8h 40m1 stop
Logo
12:08 pm - 8:12 pmTYS-ATL
8h 04m1 stop
$234
Find Deal
Thu, Aug 28 - Thu, Sep 4
American Airlines Logo
6:45 am - 10:30 amATL-TYS
3h 45m1 stop
American Airlines Logo
12:15 pm - 6:35 pmTYS-ATL
6h 20m1 stop
$312American Airlines
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Sun, Aug 31 - Sat, Sep 6
American Airlines Logo
6:45 am - 10:30 amATL-TYS
3h 45m1 stop
American Airlines Logo
7:45 pm - 11:05 pmTYS-ATL
3h 20m1 stop
$319American Airlines
Find Deal
Sun, Aug 31 - Sat, Sep 6

American Airlines flights from Atlanta to Knoxville

Our best American Airlines deals on Atlanta to Knoxville flight tickets
American Airlines
Aug 31
ATL6:45 amAtlanta Hartsfield-Jackson
3h 45m
1 stop
TYS10:30 amKnoxville McGhee Tyson
Sep 6
TYS12:15 pmKnoxville McGhee Tyson
6h 20m
1 stop
ATL6:35 pmAtlanta Hartsfield-Jackson
$312
Find similar
American Airlines
Aug 31
ATL6:45 amAtlanta Hartsfield-Jackson
3h 45m
1 stop
TYS10:30 amKnoxville McGhee Tyson
Sep 6
TYS7:45 pmKnoxville McGhee Tyson
3h 20m
1 stop
ATL11:05 pmAtlanta Hartsfield-Jackson
$319
Find similar
American Airlines
Aug 2
ATL5:00 amAtlanta Hartsfield-Jackson
5h 28m
1 stop
TYS10:28 amKnoxville McGhee Tyson
Aug 5
TYS4:15 pmKnoxville McGhee Tyson
5h 35m
1 stop
ATL9:50 pmAtlanta Hartsfield-Jackson
$659
Find similar

Delta flights from Atlanta to Knoxville

Our best Delta deals on Atlanta to Knoxville flight tickets
Delta
Aug 7
ATL7:05 pmAtlanta Hartsfield-Jackson
1h 00m
TYS8:05 pmKnoxville McGhee Tyson
Aug 10
TYS7:05 amKnoxville McGhee Tyson
1h 05m
ATL8:10 amAtlanta Hartsfield-Jackson
$499
Find similar
Delta
Aug 2
ATL2:18 pmAtlanta Hartsfield-Jackson
0h 56m
TYS3:14 pmKnoxville McGhee Tyson
Aug 5
TYS8:35 amKnoxville McGhee Tyson
1h 05m
ATL9:40 amAtlanta Hartsfield-Jackson
$639
Find similar
Delta
Aug 12
ATL5:33 pmAtlanta Hartsfield-Jackson
1h 02m
TYS6:35 pmKnoxville McGhee Tyson
Aug 15
TYS10:40 amKnoxville McGhee Tyson
1h 00m
ATL11:40 amAtlanta Hartsfield-Jackson
$697
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Atlanta 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 31, 2025.
Use the filters below to find and compare flights from Atlanta to Knoxville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

AtlantaKnoxville

ATL - TYS

ATLTYS

Atlanta Hartsfield-Jackson

Sat 8/30

10:40 am-6:08 pm

1 stop7h 28m

Knoxville McGhee Tyson

Sat 9/6

4:31 pm-11:59 pm

1 stop7h 28m

$198

AtlantaKnoxville

ATL - TYS

ATLTYS

Atlanta Hartsfield-Jackson

Thu 9/4

9:59 am-11:08 pm

2 stops13h 09m

Knoxville McGhee Tyson

Fri 9/12

1:22 pm-8:12 pm

1 stop6h 50m

$202

AtlantaKnoxville

ATL - TYS

ATLTYS

Atlanta Hartsfield-Jackson

Tue 9/2

9:02 pm-3:10 pm

2 stops18h 08m

Knoxville McGhee Tyson

Mon 9/8

1:22 pm-8:12 pm

1 stop6h 50m

$213

AtlantaKnoxville

ATL - TYS

ATLTYS

Atlanta Hartsfield-Jackson

Fri 8/15

10:32 am-10:23 pm

1 stop11h 51m

Knoxville McGhee Tyson

Mon 8/18

6:00 am-8:12 pm

1 stop14h 12m

$215

AtlantaKnoxville

ATL - TYS

ATLTYS

Atlanta Hartsfield-Jackson

Sat 8/30

10:40 am-6:08 pm

1 stop7h 28m

Knoxville McGhee Tyson

Sat 9/6

4:31 pm-9:43 am

2 stops17h 12m

$226

AtlantaKnoxville

ATL - TYS

ATLTYS

Atlanta Hartsfield-Jackson

Thu 9/4

9:59 am-11:08 pm

2 stops13h 09m

Knoxville McGhee Tyson

Fri 9/12

1:22 pm-12:37 am

2 stops11h 15m

$228

AtlantaKnoxville

ATL - TYS

ATLTYS

Atlanta Hartsfield-Jackson

Fri 8/15

10:32 am-10:23 pm

1 stop11h 51m

Knoxville McGhee Tyson

Mon 8/18

6:00 am-10:37 am

2 stops28h 37m

$232

AtlantaKnoxville

ATL - TYS

ATLTYS

Atlanta Hartsfield-Jackson

Thu 8/28

11:42 am-8:22 pm

1 stop8h 40m

Knoxville McGhee Tyson

Thu 9/4

12:08 pm-8:12 pm

1 stop8h 04m

$234

AtlantaKnoxville

ATL - TYS

ATLTYS

Atlanta Hartsfield-Jackson

Sun 8/31

6:45 am-10:30 am

1 stop3h 45m

Knoxville McGhee Tyson

Sat 9/6

12:15 pm-6:35 pm

1 stop6h 20m

$312

AtlantaKnoxville

ATL - TYS

ATLTYS

Atlanta Hartsfield-Jackson

Sun 8/31

6:45 am-10:30 am

1 stop3h 45m

Knoxville McGhee Tyson

Sat 9/6

7:45 pm-11:05 pm

1 stop3h 20m

$319

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 Atlanta 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 cheapest month to fly to Knoxville?

The month of September is, on average, the cheapest month to fly to Knoxville from Atlanta, with most prices found around $419. If you aren’t able to travel during the month of September, then book flights to Knoxville from Atlanta during October instead. Flights to Knoxville in October, while not as cheap as those in September, still average around $444.

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

The cheapest day to depart from Atlanta to Knoxville is on a Sunday. Travelers who choose to depart for Knoxville on a Sunday will often find tickets for as low as $498. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from Atlanta to Knoxville for around $997.

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

At noon is the cheapest time of day to fly from Atlanta to Knoxville when you can find flight prices for as low as $419. Flying to Knoxville at noon 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 evening when prices are around $547.

What is the cheapest Atlanta Hartsfield-Jackson to Knoxville McGhee Tyson flight route?

Fly from Atlanta Hartsfield-Jackson to Knoxville McGhee Tyson for the best Atlanta Hartsfield-Jackson - Knoxville McGhee Tyson flight prices

What cabin class options are available on Atlanta Hartsfield-Jackson to Knoxville McGhee Tyson flights?

There are 3 cabin classes available to choose from on Atlanta Hartsfield-Jackson to Knoxville McGhee Tyson flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Atlanta to Knoxville flights?

You could potentially save up to 46% on your flight if you consider stops on a Atlanta to Knoxville flight.

How have Atlanta to Knoxville flight prices changed over time?

As of July 2025, prices for Atlanta to Knoxville flights are approximately 13% more expensive when compared to flights at the same time last year.

When to book flights from Atlanta to Knoxville

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

Cheap Atlanta to Knoxville (ATL to TYS) flight deals and tips

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

Best Price Found

$99

Fastest flight time

0h 53m

Direct flights

Every day

Airports in Knoxville

1 airport
The best one-way flight to Knoxville from Atlanta in the past 72 hours is $99. The best round-trip flight deal from Atlanta to Knoxville found on momondo in the last 72 hours is $198.
The fastest flight from Atlanta to Knoxville takes 0h 53m
Direct flights go from Atlanta to Knoxville every day.
There is 1 airport near Knoxville: Knoxville McGhee Tyson (TYS)
Search flight deals

  • How far is Atlanta Hartsfield-Jackson to Knoxville McGhee Tyson by plane?

    Atlanta Hartsfield-Jackson and Knoxville McGhee Tyson are 154.5 mi apart from one another. A reasonable flight in good conditions will take 3h 45m.

  • When did momondo last update prices for flights from Atlanta Hartsfield-Jackson Airport to Knoxville McGhee Tyson Airport?

    Prices for flights from Atlanta Hartsfield-Jackson Airport to Knoxville McGhee Tyson Airport were last updated today.

  • How many operators does momondo search for flights from Atlanta Hartsfield-Jackson Airport to Knoxville McGhee Tyson Airport?

  • How old do you have to be to fly from Atlanta Hartsfield-Jackson 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 Atlanta Hartsfield-Jackson Airport to Knoxville McGhee Tyson Airport.

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

    The travel and health documents required for your trip to Knoxville McGhee Tyson Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Knoxville McGhee Tyson Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

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

Best airlines flying from Atlanta to Knoxville

Compare and see reviews for airlines that fly from Atlanta to Knoxville with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $359Free CancellationRating
8.0
7,981 reviews
Search Delta flights
American AirlinesPriceFrom $378Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

  • Delta Flights From Atlanta to Knoxville

    Across 23 Delta flights from Atlanta to Knoxville this week, the average price was $502, with the best Delta deals starting from $359 round-trip. 7,981 users have rated Delta on momondo, with an average score of 8.0/10.

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
Crossville
Maryville
Murphy
Newport
Alcoa
Lenoir City
Oak Ridge
Kodak
Dandridge
Clinton
Jefferson City
Rockford

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Knoxville from Atlanta.

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

Yes. momondo allows you to filter the results for Atlanta to Knoxville flights to just show those with flexible booking policies.

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

Once you have performed a search for Atlanta to Knoxville flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for Atlanta to Knoxville flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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