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Cheap flights from Knoxville to Atlanta from $79

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Knoxville to Atlanta departing on 3/5. 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
0 bags

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Find the cheapest flights from Knoxville to Atlanta

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
11:27 am - 8:17 pm
TYS
-
ATL
8h 50m
1 stop
Multiple Airlines Logo
6:15 am - 3:41 pm
ATL
-
TYS
9h 26m
1 stop
$174Multiple Airlines
Thu, Apr 23 - Sun, May 3
Multiple Airlines Logo
5:53 pm - 1:45 pm
TYS
-
ATL
19h 52m
1 stop
Multiple Airlines Logo
9:36 pm - 10:10 am
ATL
-
TYS
12h 34m
1 stop
$185Multiple Airlines
Sun, Mar 1 - Tue, Mar 3
Multiple Airlines Logo
9:56 pm - 11:57 pm
TYS
-
ATL
26h 01m
1 stop
Multiple Airlines Logo
10:20 am - 8:42 pm
ATL
-
TYS
10h 22m
1 stop
$187Multiple Airlines
Fri, Mar 13 - Sun, Mar 22
Multiple Airlines Logo
8:00 am - 11:57 pm
TYS
-
ATL
15h 57m
1 stop
Multiple Airlines Logo
10:44 pm - 8:08 am
ATL
-
TYS
9h 24m
1 stop
$189Multiple Airlines
Sat, Mar 28 - Sun, Mar 29
Multiple Airlines Logo
6:12 pm - 7:50 am
TYS
-
ATL
13h 38m
1 stop
Multiple Airlines Logo
10:45 pm - 6:09 pm
ATL
-
TYS
19h 24m
1 stop
$190Multiple Airlines
Sun, Mar 22 - Tue, Mar 24
Multiple Airlines Logo
4:25 pm - 12:33 am
TYS
-
ATL
8h 08m
1 stop
Multiple Airlines Logo
2:18 pm - 9:27 pm
ATL
-
TYS
7h 09m
1 stop
$195Multiple Airlines
Wed, Mar 11 - Thu, Mar 12
Delta Logo
5:10 pm - 6:12 pm
TYS
-
ATL
1h 02mnonstop
Delta Logo
8:20 am - 9:16 am
ATL
-
TYS
0h 56mnonstop
$199Delta
Tue, Mar 10 - Tue, Mar 17
Multiple Airlines Logo
9:36 pm - 7:54 am
TYS
-
ATL
10h 18m
1 stop
Multiple Airlines Logo
3:20 pm - 9:57 pm
ATL
-
TYS
6h 37m
1 stop
$201Multiple Airlines
Mon, Mar 9 - Thu, Apr 9
Multiple Airlines Logo
11:27 am - 8:30 am
TYS
-
ATL
21h 03m
1 stop
Multiple Airlines Logo
7:00 am - 3:41 pm
ATL
-
TYS
8h 41m
1 stop
$208Multiple Airlines
Thu, Apr 23 - Sun, May 3
Delta Logo
5:54 pm - 6:58 pm
TYS
-
ATL
1h 04mnonstop
Delta Logo
4:14 pm - 5:08 pm
ATL
-
TYS
0h 54mnonstop
$209Delta
Wed, Apr 22 - Sun, May 3

Delta flights from Knoxville to Atlanta

Our best Delta deals on Knoxville to Atlanta flight tickets
Delta
Mar 10
TYS5:10 pmKnoxville McGhee Tyson
1h 02m
ATL6:12 pmAtlanta Hartsfield-Jackson
Mar 17
ATL8:20 amAtlanta Hartsfield-Jackson
0h 56m
TYS9:16 amKnoxville McGhee Tyson
$199
Delta
Apr 22
TYS4:38 pmKnoxville McGhee Tyson
1h 03m
ATL5:41 pmAtlanta Hartsfield-Jackson
May 4
ATL5:20 pmAtlanta Hartsfield-Jackson
0h 54m
TYS6:14 pmKnoxville McGhee Tyson
$209
Delta
Mar 9
TYS6:38 pmKnoxville McGhee Tyson
1h 20m
ATL7:58 pmAtlanta Hartsfield-Jackson
Apr 10
ATL11:05 pmAtlanta Hartsfield-Jackson
0h 52m
TYS11:57 pmKnoxville McGhee Tyson
$229

American Airlines flights from Knoxville to Atlanta

Our best American Airlines deals on Knoxville to Atlanta flight tickets
American Airlines
Feb 13
TYS5:47 pmKnoxville McGhee Tyson
6h 12m
1 stop
ATL11:59 pmAtlanta Hartsfield-Jackson
Feb 15
ATL6:30 amAtlanta Hartsfield-Jackson
4h 50m
1 stop
TYS11:20 amKnoxville McGhee Tyson
$419
American Airlines
Feb 24
TYS5:47 pmKnoxville McGhee Tyson
5h 09m
1 stop
ATL10:56 pmAtlanta Hartsfield-Jackson
Feb 27
ATL6:30 amAtlanta Hartsfield-Jackson
4h 50m
1 stop
TYS11:20 amKnoxville McGhee Tyson
$617
American Airlines
Feb 16
TYS5:47 pmKnoxville McGhee Tyson
6h 05m
1 stop
ATL11:52 pmAtlanta Hartsfield-Jackson
Feb 18
ATL10:50 amAtlanta Hartsfield-Jackson
4h 40m
1 stop
TYS3:30 pmKnoxville McGhee Tyson
$710

momondo Fare Finder

 
Customize your flight search to find flights from Knoxville to Atlanta 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 February 11, 2026.
Use the filters below to find and compare flights from Knoxville to Atlanta that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

KnoxvilleAtlanta

TYS - ATL

TYSATL

Knoxville McGhee Tyson

Thu 4/23

11:27 am-8:17 pm

1 stop8h 50m

Atlanta Hartsfield-Jackson

Sun 5/3

6:15 am-3:41 pm

1 stop9h 26m

$174

KnoxvilleAtlanta

TYS - ATL

TYSATL

Knoxville McGhee Tyson

Sun 3/1

5:53 pm-1:45 pm

1 stop19h 52m

Atlanta Hartsfield-Jackson

Tue 3/3

9:36 pm-10:10 am

1 stop12h 34m

$185

KnoxvilleAtlanta

TYS - ATL

TYSATL

Knoxville McGhee Tyson

Fri 3/13

9:56 pm-11:57 pm

1 stop26h 01m

Atlanta Hartsfield-Jackson

Sun 3/22

10:20 am-8:42 pm

1 stop10h 22m

$187

KnoxvilleAtlanta

TYS - ATL

TYSATL

Knoxville McGhee Tyson

Sat 3/28

8:00 am-11:57 pm

1 stop15h 57m

Atlanta Hartsfield-Jackson

Sun 3/29

10:44 pm-8:08 am

1 stop9h 24m

$189

KnoxvilleAtlanta

TYS - ATL

TYSATL

Knoxville McGhee Tyson

Sun 3/22

6:12 pm-7:50 am

1 stop13h 38m

Atlanta Hartsfield-Jackson

Tue 3/24

10:45 pm-6:09 pm

1 stop19h 24m

$190

KnoxvilleAtlanta

TYS - ATL

TYSATL

Knoxville McGhee Tyson

Wed 3/11

4:25 pm-12:33 am

1 stop8h 08m

Atlanta Hartsfield-Jackson

Thu 3/12

2:18 pm-9:27 pm

1 stop7h 09m

$195

KnoxvilleAtlanta

TYS - ATL

TYSATL

Knoxville McGhee Tyson

Tue 3/10

5:10 pm-6:12 pm

Nonstop1h 02m

Atlanta Hartsfield-Jackson

Tue 3/17

8:20 am-9:16 am

Nonstop0h 56m

$199

KnoxvilleAtlanta

TYS - ATL

TYSATL

Knoxville McGhee Tyson

Mon 3/9

9:36 pm-7:54 am

1 stop10h 18m

Atlanta Hartsfield-Jackson

Thu 4/9

3:20 pm-9:57 pm

1 stop6h 37m

$201

KnoxvilleAtlanta

TYS - ATL

TYSATL

Knoxville McGhee Tyson

Thu 4/23

11:27 am-8:30 am

1 stop21h 03m

Atlanta Hartsfield-Jackson

Sun 5/3

7:00 am-3:41 pm

1 stop8h 41m

$208

KnoxvilleAtlanta

TYS - ATL

TYSATL

Knoxville McGhee Tyson

Wed 4/22

5:54 pm-6:58 pm

Nonstop1h 04m

Atlanta Hartsfield-Jackson

Sun 5/3

4:14 pm-5:08 pm

Nonstop0h 54m

$209

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 Atlanta from

How to get the cheapest flight ticket from Knoxville to Atlanta

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 day to depart on your flight to Atlanta?

Our data shows that Friday is the least expensive day to fly to Atlanta. Tickets to fly out on this day can be as low as $427. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to Atlanta on Monday is $669.

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

The cheapest time of day to fly to Atlanta is in the evening when flights can be purchased for as low as $411. Flights to Atlanta are more costly at noon, with an average ticket price of $697. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

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

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

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

There are 4 cabin classes available to choose from on Knoxville McGhee Tyson to Atlanta Hartsfield-Jackson flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Knoxville to Atlanta flight prices changed over time?

As of February 2026, prices for Knoxville to Atlanta flights are approximately 22% cheaper when compared to flights at the same time last year.

When to book flights from Knoxville to Atlanta

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

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

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

Best Price Found

$214

Fastest flight time

1h 02m

Direct flights

Every day

Airports in Atlanta

1 airport
The best one-way flight to Atlanta from Knoxville in the past 72 hours is $214. The best round-trip flight deal from Knoxville to Atlanta found on momondo in the last 72 hours is $387.
The fastest flight from Knoxville to Atlanta takes 1h 02m
Direct flights go from Knoxville to Atlanta every day.
There is 1 airport in Atlanta. From Knoxville there are direct flights to Atlanta Hartsfield-Jackson (ATL).
Search flight deals

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

    A flight from Knoxville McGhee Tyson to Atlanta Hartsfield-Jackson will travel around 154.5 mi. By plane, this route typically takes 1h 02m.

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

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

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

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

  • What documentation or ID do you need to fly to Atlanta Hartsfield-Jackson Airport?

    The necessary travel and health documents for your Atlanta Hartsfield-Jackson 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 Knoxville to Atlanta?

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

Best airlines flying from Knoxville to Atlanta

Compare and see reviews for airlines that fly from Knoxville to Atlanta with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $199Free CancellationRating
7.9
8,179 reviews
Search Delta flights

  • Delta Flights From Knoxville to Atlanta

    Across 16 Delta flights from Knoxville to Atlanta this week, the average price was $419, with the best Delta deals starting from $199 round-trip. 8,179 users have rated Delta on momondo, with an average score of 7.9/10.

Traveling to a place near Atlanta?

Book flights to Atlanta if you plan to visit one of these locations
Helen
Marietta
Duluth
McDonough
Blue Ridge
Warner Robins
Stone Mountain
Lawrenceville
Cartersville
Covington
Auburn
Dahlonega
Norcross
Gadsden
Newnan
Conyers
Kennesaw
Douglasville
Gainesville
La Grange

Why use momondo?

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

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 Atlanta from Knoxville.

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

Yes. All flights to Atlanta from Knoxville on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Atlanta from Knoxville.

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

Yes momondo offers price alerts on flights to Atlanta from Knoxville. 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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