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Cheap flights from Knoxville to Atlanta from $71

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 4/26. 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 Knoxville to Atlanta

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
4:31 pm - 8:54 am
TYS
-
ATL
16h 23m
1 stop
Multiple Airlines Logo
8:25 am - 10:33 pm
ATL
-
TYS
14h 08m
1 stop
$156Multiple Airlines
Thu, Apr 23 - Sun, May 3
Multiple Airlines Logo
11:27 am - 8:10 am
TYS
-
ATL
20h 43m
1 stop
Multiple Airlines Logo
8:25 am - 10:33 pm
ATL
-
TYS
14h 08m
1 stop
$157Multiple Airlines
Sun, Apr 26 - Sun, May 3
Multiple Airlines Logo
9:25 pm - 7:40 am
TYS
-
ATL
10h 15m
1 stop
Multiple Airlines Logo
10:00 am - 8:35 pm
ATL
-
TYS
10h 35m
1 stop
$158Multiple Airlines
Thu, Apr 30 - Sun, May 3
Multiple Airlines Logo
1:15 pm - 11:44 pm
TYS
-
ATL
10h 29m
1 stop
Multiple Airlines Logo
10:12 am - 6:15 pm
ATL
-
TYS
8h 03m
1 stop
$160Multiple Airlines
Mon, Apr 27 - Mon, May 4
Multiple Airlines Logo
12:55 pm - 9:00 am
TYS
-
ATL
20h 05m
1 stop
Multiple Airlines Logo
2:23 pm - 4:40 pm
ATL
-
TYS
26h 17m
1 stop
$161Multiple Airlines
Fri, May 22 - Sun, May 24
Multiple Airlines Logo
4:25 pm - 11:59 pm
TYS
-
ATL
7h 34m
1 stop
Multiple Airlines Logo
7:00 am - 3:41 pm
ATL
-
TYS
8h 41m
1 stop
$163Multiple Airlines
Wed, Apr 22 - Thu, Apr 23
Multiple Airlines Logo
4:25 pm - 11:59 pm
TYS
-
ATL
7h 34m
1 stop
Multiple Airlines Logo
8:25 am - 10:33 pm
ATL
-
TYS
14h 08m
1 stop
$164Multiple Airlines
Wed, Apr 22 - Sun, May 3
Multiple Airlines Logo
1:15 pm - 7:59 am
TYS
-
ATL
18h 44m
1 stop
Multiple Airlines Logo
7:00 am - 3:41 pm
ATL
-
TYS
8h 41m
1 stop
$166Multiple Airlines
Fri, Apr 17 - Sun, Apr 19
Multiple Airlines Logo
11:27 am - 7:47 pm
TYS
-
ATL
8h 20m
1 stop
Multiple Airlines Logo
10:48 pm - 11:06 am
ATL
-
TYS
12h 18m
1 stop
$170Multiple Airlines
Thu, May 7 - Fri, May 8
Multiple Airlines Logo
9:32 pm - 7:40 am
TYS
-
ATL
10h 08m
1 stop
Multiple Airlines Logo
10:00 am - 8:35 pm
ATL
-
TYS
10h 35m
1 stop
$174Multiple Airlines
Thu, Apr 23 - Sun, May 3

United Airlines flights from Knoxville to Atlanta

Our best United Airlines deals on Knoxville to Atlanta flight tickets
United Airlines
Apr 10
TYS7:20 pmKnoxville McGhee Tyson
18h 15m
2 stops
ATL1:35 pmAtlanta Hartsfield-Jackson
Apr 14
ATL7:31 pmAtlanta Hartsfield-Jackson
15h 19m
1 stop
TYS10:50 amKnoxville McGhee Tyson
$773
United Airlines
Apr 10
TYS7:20 pmKnoxville McGhee Tyson
14h 55m
2 stops
ATL10:15 amAtlanta Hartsfield-Jackson
Apr 12
ATL7:04 pmAtlanta Hartsfield-Jackson
15h 04m
2 stops
TYS10:08 amKnoxville McGhee Tyson
$882
United Airlines
Apr 7
TYS9:40 amKnoxville McGhee Tyson
11h 48m
2 stops
ATL9:28 pmAtlanta Hartsfield-Jackson
Apr 9
ATL11:25 amAtlanta Hartsfield-Jackson
11h 09m
1 stop
TYS10:34 pmKnoxville McGhee Tyson
$958

Delta flights from Knoxville to Atlanta

Our best Delta deals on Knoxville to Atlanta flight tickets
Delta
May 8
TYS5:40 amKnoxville McGhee Tyson
0h 56m
ATL6:36 amAtlanta Hartsfield-Jackson
May 11
ATL7:28 pmAtlanta Hartsfield-Jackson
1h 00m
TYS8:28 pmKnoxville McGhee Tyson
$239
Delta
Apr 23
TYS5:40 amKnoxville McGhee Tyson
1h 01m
ATL6:41 amAtlanta Hartsfield-Jackson
May 3
ATL8:20 amAtlanta Hartsfield-Jackson
1h 02m
TYS9:22 amKnoxville McGhee Tyson
$269
Delta
Apr 10
TYS5:40 amKnoxville McGhee Tyson
1h 02m
ATL6:42 amAtlanta Hartsfield-Jackson
Apr 14
ATL10:19 amAtlanta Hartsfield-Jackson
0h 58m
TYS11:17 amKnoxville McGhee Tyson
$339

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 March 30, 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

Cheapest round-trip

KnoxvilleAtlanta

TYS - ATL

TYSATL

Knoxville McGhee Tyson

Thu 4/23

4:31 pm-8:54 am

1 stop16h 23m

Atlanta Hartsfield-Jackson

Sun 5/3

8:25 am-10:33 pm

1 stop14h 08m

$156

KnoxvilleAtlanta

TYS - ATL

TYSATL

Knoxville McGhee Tyson

Sun 4/26

11:27 am-8:10 am

1 stop20h 43m

Atlanta Hartsfield-Jackson

Sun 5/3

8:25 am-10:33 pm

1 stop14h 08m

$157

KnoxvilleAtlanta

TYS - ATL

TYSATL

Knoxville McGhee Tyson

Thu 4/30

9:25 pm-7:40 am

1 stop10h 15m

Atlanta Hartsfield-Jackson

Sun 5/3

10:00 am-8:35 pm

1 stop10h 35m

$158

KnoxvilleAtlanta

TYS - ATL

TYSATL

Knoxville McGhee Tyson

Mon 4/27

1:15 pm-11:44 pm

1 stop10h 29m

Atlanta Hartsfield-Jackson

Mon 5/4

10:12 am-6:15 pm

1 stop8h 03m

$160

KnoxvilleAtlanta

TYS - ATL

TYSATL

Knoxville McGhee Tyson

Fri 5/22

12:55 pm-9:00 am

1 stop20h 05m

Atlanta Hartsfield-Jackson

Sun 5/24

2:23 pm-4:40 pm

1 stop26h 17m

$161
Quickest round-trip

KnoxvilleAtlanta

TYS - ATL

TYSATL

Knoxville McGhee Tyson

Wed 4/22

4:25 pm-11:59 pm

1 stop7h 34m

Atlanta Hartsfield-Jackson

Thu 4/23

7:00 am-3:41 pm

1 stop8h 41m

$163

KnoxvilleAtlanta

TYS - ATL

TYSATL

Knoxville McGhee Tyson

Wed 4/22

4:25 pm-11:59 pm

1 stop7h 34m

Atlanta Hartsfield-Jackson

Sun 5/3

8:25 am-10:33 pm

1 stop14h 08m

$164

KnoxvilleAtlanta

TYS - ATL

TYSATL

Knoxville McGhee Tyson

Fri 4/17

1:15 pm-7:59 am

1 stop18h 44m

Atlanta Hartsfield-Jackson

Sun 4/19

7:00 am-3:41 pm

1 stop8h 41m

$166

KnoxvilleAtlanta

TYS - ATL

TYSATL

Knoxville McGhee Tyson

Thu 5/7

11:27 am-7:47 pm

1 stop8h 20m

Atlanta Hartsfield-Jackson

Fri 5/8

10:48 pm-11:06 am

1 stop12h 18m

$170

KnoxvilleAtlanta

TYS - ATL

TYSATL

Knoxville McGhee Tyson

Thu 4/23

9:32 pm-7:40 am

1 stop10h 08m

Atlanta Hartsfield-Jackson

Sun 5/3

10:00 am-8:35 pm

1 stop10h 35m

$174

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 typical price of a round-trip flight between Knoxville and Atlanta?

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 $429. 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 $685.

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 $398. Flights to Atlanta are more costly at noon, with an average ticket price of $688. 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.

Can stopping save me money on Knoxville to Atlanta flights?

You could potentially save up to 56% on your flight if you consider stops on a Knoxville to Atlanta flight.

How have Knoxville to Atlanta flight prices changed over time?

As of March 2026, prices for Knoxville to Atlanta flights are approximately 65% more expensive 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

$238

Fastest flight time

0h 56m

Direct flights

Every day

Airports in Atlanta

1 airport
The best one-way flight to Atlanta from Knoxville in the past 72 hours is $238. The best round-trip flight deal from Knoxville to Atlanta found on momondo in the last 72 hours is $435.
The fastest flight from Knoxville to Atlanta takes 0h 56m
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 0h 56m.

  • 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
8,359 reviews
Search Delta flights

  • Delta Flights From Knoxville to Atlanta

    Across 28 Delta flights from Knoxville to Atlanta this week, the average price was $339, with the best Delta deals starting from $199 round-trip. 8,359 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
Warner Robins
Blue Ridge
Stone Mountain
Lawrenceville
Cartersville
Covington
Norcross
Auburn
Dahlonega
Newnan
Kennesaw
La Grange
Lithonia
College Park
Gadsden
Douglasville

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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