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Cheap flights from Knoxville to Atlanta from $75

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 1/18. 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
6:30 am - 7:13 am
TYS
-
ATL
24h 43m1 stop
Multiple Airlines Logo
10:40 pm - 5:53 pm
ATL
-
TYS
19h 13m1 stop
$160Multiple Airlines
Mon, Jan 5 - Wed, Jan 7
Multiple Airlines Logo
5:59 pm - 11:08 pm
TYS
-
ATL
5h 09m1 stop
Multiple Airlines Logo
5:25 am - 11:09 am
ATL
-
TYS
5h 44m1 stop
$163Multiple Airlines
Sat, Jan 10 - Sat, Jan 17
Multiple Airlines Logo
5:59 pm - 11:08 pm
TYS
-
ATL
5h 09m1 stop
Multiple Airlines Logo
6:00 am - 5:09 pm
ATL
-
TYS
11h 09m2 stops
$189Multiple Airlines
Sat, Jan 10 - Sat, Jan 17
Delta Logo
5:00 pm - 6:10 pm
TYS
-
ATL
1h 10mnonstop
Delta Logo
8:05 am - 9:04 am
ATL
-
TYS
0h 59mnonstop
$199Delta
Wed, Feb 4 - Thu, Feb 12
Multiple Airlines Logo
5:46 pm - 7:13 am
TYS
-
ATL
13h 27m1 stop
Multiple Airlines Logo
7:46 pm - 8:39 am
ATL
-
TYS
12h 53m2 stops
$205Multiple Airlines
Mon, Jan 5 - Wed, Jan 7
Delta Logo
2:37 pm - 3:44 pm
TYS
-
ATL
1h 07mnonstop
Delta Logo
10:10 am - 11:08 am
ATL
-
TYS
0h 58mnonstop
$229Delta
Thu, Jan 15 - Tue, Jan 20
Multiple Airlines Logo
2:06 pm - 7:04 am
TYS
-
ATL
16h 58m1 stop
Multiple Airlines Logo
10:44 pm - 10:08 am
ATL
-
TYS
11h 24m1 stop
$239Multiple Airlines
Fri, Feb 13 - Mon, Feb 16
Multiple Airlines Logo
5:59 pm - 8:01 am
TYS
-
ATL
14h 02m2 stops
Multiple Airlines Logo
6:00 am - 5:09 pm
ATL
-
TYS
11h 09m2 stops
$248Multiple Airlines
Sat, Jan 10 - Sat, Jan 17
Delta Logo
2:37 pm - 3:44 pm
TYS
-
ATL
1h 07mnonstop
Delta Logo
10:10 am - 11:08 am
ATL
-
TYS
0h 58mnonstop
$259Delta
Thu, Jan 15 - Tue, Jan 20
Multiple Airlines Logo
2:06 pm - 9:46 pm
TYS
-
ATL
7h 40m1 stop
Multiple Airlines Logo
10:51 pm - 10:08 am
ATL
-
TYS
35h 17m2 stops
$261Multiple Airlines
Fri, Feb 13 - Mon, Feb 16

Delta flights from Knoxville to Atlanta

Our best Delta deals on Knoxville to Atlanta flight tickets
Delta
Feb 4
TYS5:00 pmKnoxville McGhee Tyson
1h 10m
ATL6:10 pmAtlanta Hartsfield-Jackson
Feb 12
ATL8:05 amAtlanta Hartsfield-Jackson
0h 59m
TYS9:04 amKnoxville McGhee Tyson
$199
Find similar
Delta
Jan 15
TYS6:09 pmKnoxville McGhee Tyson
1h 15m
ATL7:24 pmAtlanta Hartsfield-Jackson
Jan 21
ATL2:29 pmAtlanta Hartsfield-Jackson
0h 50m
TYS3:19 pmKnoxville McGhee Tyson
$229
Find similar
Delta
Jan 15
TYS2:37 pmKnoxville McGhee Tyson
1h 07m
ATL3:44 pmAtlanta Hartsfield-Jackson
Jan 20
ATL10:10 amAtlanta Hartsfield-Jackson
0h 58m
TYS11:08 amKnoxville McGhee Tyson
$259
Find similar

American Airlines flights from Knoxville to Atlanta

Our best American Airlines deals on Knoxville to Atlanta flight tickets
American Airlines
Jan 15
TYS12:15 pmKnoxville McGhee Tyson
4h 29m
1 stop
ATL4:44 pmAtlanta Hartsfield-Jackson
Jan 20
ATL5:14 pmAtlanta Hartsfield-Jackson
4h 07m
1 stop
TYS9:21 pmKnoxville McGhee Tyson
$398
Find similar
American Airlines
Jan 15
TYS7:11 pmKnoxville McGhee Tyson
3h 46m
1 stop
ATL10:57 pmAtlanta Hartsfield-Jackson
Jan 21
ATL10:24 amAtlanta Hartsfield-Jackson
4h 56m
1 stop
TYS3:20 pmKnoxville McGhee Tyson
$428
Find similar
American Airlines
Jan 29
TYS8:09 amKnoxville McGhee Tyson
6h 01m
1 stop
ATL2:10 pmAtlanta Hartsfield-Jackson
Jan 29
ATL7:23 pmAtlanta Hartsfield-Jackson
3h 31m
1 stop
TYS10:54 pmKnoxville McGhee Tyson
$507
Find similar

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 December 23, 2025.
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

Mon 1/5

6:30 am-7:13 am

1 stop24h 43m

Atlanta Hartsfield-Jackson

Wed 1/7

10:40 pm-5:53 pm

1 stop19h 13m

$160

KnoxvilleAtlanta

TYS - ATL

TYSATL

Knoxville McGhee Tyson

Sat 1/10

5:59 pm-11:08 pm

1 stop5h 09m

Atlanta Hartsfield-Jackson

Sat 1/17

5:25 am-11:09 am

1 stop5h 44m

$163

KnoxvilleAtlanta

TYS - ATL

TYSATL

Knoxville McGhee Tyson

Sat 1/10

5:59 pm-11:08 pm

1 stop5h 09m

Atlanta Hartsfield-Jackson

Sat 1/17

6:00 am-5:09 pm

2 stops11h 09m

$189

KnoxvilleAtlanta

TYS - ATL

TYSATL

Knoxville McGhee Tyson

Wed 2/4

5:00 pm-6:10 pm

Nonstop1h 10m

Atlanta Hartsfield-Jackson

Thu 2/12

8:05 am-9:04 am

Nonstop0h 59m

$199

KnoxvilleAtlanta

TYS - ATL

TYSATL

Knoxville McGhee Tyson

Mon 1/5

5:46 pm-7:13 am

1 stop13h 27m

Atlanta Hartsfield-Jackson

Wed 1/7

7:46 pm-8:39 am

2 stops12h 53m

$205

KnoxvilleAtlanta

TYS - ATL

TYSATL

Knoxville McGhee Tyson

Thu 1/15

2:37 pm-3:44 pm

Nonstop1h 07m

Atlanta Hartsfield-Jackson

Tue 1/20

10:10 am-11:08 am

Nonstop0h 58m

$229

KnoxvilleAtlanta

TYS - ATL

TYSATL

Knoxville McGhee Tyson

Fri 2/13

2:06 pm-7:04 am

1 stop16h 58m

Atlanta Hartsfield-Jackson

Mon 2/16

10:44 pm-10:08 am

1 stop11h 24m

$239

KnoxvilleAtlanta

TYS - ATL

TYSATL

Knoxville McGhee Tyson

Sat 1/10

5:59 pm-8:01 am

2 stops14h 02m

Atlanta Hartsfield-Jackson

Sat 1/17

6:00 am-5:09 pm

2 stops11h 09m

$248

KnoxvilleAtlanta

TYS - ATL

TYSATL

Knoxville McGhee Tyson

Thu 1/15

2:37 pm-3:44 pm

Nonstop1h 07m

Atlanta Hartsfield-Jackson

Tue 1/20

10:10 am-11:08 am

Nonstop0h 58m

$259

KnoxvilleAtlanta

TYS - ATL

TYSATL

Knoxville McGhee Tyson

Fri 2/13

2:06 pm-9:46 pm

1 stop7h 40m

Atlanta Hartsfield-Jackson

Mon 2/16

10:51 pm-10:08 am

2 stops35h 17m

$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 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 $431. 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 $672.

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 $420. Flights to Atlanta are more costly at noon, with an average ticket price of $737. 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 December 2025, prices for Knoxville to Atlanta flights are approximately 97% 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

$256

Fastest flight time

1h 06m

Direct flights

Mon, Tue, Thu, Fri, Sat and Sun

Airports in Atlanta

1 airport
The best one-way flight to Atlanta from Knoxville in the past 72 hours is $256. The best round-trip flight deal from Knoxville to Atlanta found on momondo in the last 72 hours is $391.
The fastest flight from Knoxville to Atlanta takes 1h 06m
Direct flights go from Knoxville to Atlanta on Monday, Tuesday, Thursday, Friday, Saturday and Sunday. There are no airlines offering direct flights.
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 06m.

  • 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
8,014 reviews
Search Delta flights

  • Delta Flights From Knoxville to Atlanta

    Across 26 Delta flights from Knoxville to Atlanta this week, the average price was $465, with the best Delta deals starting from $199 round-trip. 8,014 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
McDonough
Duluth
Blue Ridge
Warner Robins
Lawrenceville
Stone Mountain
Dahlonega
Cartersville
Covington
Auburn
Norcross
Gadsden
Conyers
Kennesaw
Newnan
La Grange
Lithonia
Gainesville

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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