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$424+ Cheap flights from Knoxville (TYS) to Athens (ATH)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/23. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — ATH
Mar 10 — Mar 171
Tue 3/10
Tue 3/17
1 adult, Economy
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Cheap flight deals from Knoxville to Athens

Cheapest flights from Knoxville to Athens
Explore the most affordable flight options available from Knoxville to Athens. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 8, 2026.

This United Airlines deal was found by Cheapflights users on 2/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/247:00 am
TYS
-
ATH
2 stops20h 05m
United Airlines
Tue 3/316:45 am
ATH
-
TYS
2 stops35h 05m
United Airlines
Deal found 2/7$554
This Cheapflightsfares deal was found by Cheapflights users on 2/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/262:00 pm
TYS
-
ATH
2 stops14h 55m
Lufthansa
Wed 9/26:45 am
ATH
-
TYS
2 stops24h 14m
Lufthansa
Deal found 2/7$609
This United Airlines deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/267:00 am
TYS
-
ATH
2 stops20h 10m
United Airlines
Wed 9/211:45 am
ATH
-
TYS
1 stop15h 37m
United Airlines
Deal found 2/5$631
This United Airlines deal was found by Cheapflights users on 2/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/267:00 am
TYS
-
ATH
2 stops20h 10m
United Airlines
Thu 9/36:00 am
ATH
-
TYS
2 stops21h 22m
United Airlines
Deal found 2/7$636
This oojo deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/226:10 am
TYS
-
ATH
2 stops27h 45m
British Airways
Fri 4/311:00 am
ATH
-
TYS
1 stop17h 05m
British Airways
Deal found 2/5$653
This United Airlines deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/227:00 am
TYS
-
ATH
2 stops20h 05m
United Airlines
Fri 4/36:00 am
ATH
-
TYS
2 stops20h 42m
United Airlines
Deal found 2/5$658
This oojo deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/64:00 pm
TYS
-
ATH
2 stops20h 15m
British Airways
Fri 2/137:45 am
ATH
-
TYS
2 stops21h 10m
British Airways
Deal found 2/5$692
This KAYAK deal was found by Cheapflights users on 2/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2310:05 am
TYS
-
ATH
1 stop17h 55m
Multiple Airlines
Fri 10/29:10 am
ATH
-
TYS
1 stop15h 07m
Multiple Airlines
Deal found 2/6$694
This United Airlines deal was found by Cheapflights users on 2/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/192:21 pm
TYS
-
ATH
2 stops20h 44m
United Airlines
Mon 2/232:15 pm
ATH
-
TYS
2 stops26h 57m
United Airlines
Deal found 2/6$703
This United Airlines deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/69:30 am
TYS
-
ATH
2 stops19h 30m
United Airlines
Sun 2/812:50 pm
ATH
-
TYS
2 stops28h 42m
United Airlines
Deal found 2/4$711
This United Airlines deal was found by Cheapflights users on 2/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/315:50 am
TYS
-
ATH
1 stop21h 10m
United Airlines
Mon 9/72:15 pm
ATH
-
TYS
2 stops37h 50m
United Airlines
Deal found 2/7$720

Find flight deals from Knoxville to Athens

Discover tips and strategies to find the most affordable flight options for your journey from Knoxville (TYS) to Athens (ATH). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 8, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$554
(United Airlines)

One-way from

$424
(Kiwi.com)

Popular in

June

Cheapest in

March

Average price

$604
Provider with most accurate pricing for Knoxville McGhee Tyson-Athens Eleftherios V. flight deals.
Search Deals
Provider most trusted by Cheapflights users for Knoxville McGhee Tyson-Athens Eleftherios V. flights.
Search Deals
From Knoxville McGhee Tyson to Athens Eleftherios V.
Search Deals
One-way flight from Knoxville McGhee Tyson to Athens Eleftherios V.
Search Deals
Highest demand for flights based on searches. 28% potential increase in price ($358 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($46 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Knoxville to Athens 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, Cheapflights users made 2,558,603 searches. Data last updated February 8, 2026.
Use the filters below to find and compare flights from Knoxville to Athens that are best for you.

Fly from

Knoxville

Fly to

Athens

Route

Depart

Return

Price

KnoxvilleAthens

TYS - ATH

TYSATH

Knoxville McGhee Tyson

Tue 3/24

7:00 am-9:05 am

2 stops20h 05m

Athens Eleftherios V.

Tue 3/31

6:45 am-10:50 am

2 stops35h 05m

$554

KnoxvilleAthens

TYS - ATH

TYSATH

Knoxville McGhee Tyson

Sun 3/22

7:00 am-9:05 am

2 stops20h 05m

Athens Eleftherios V.

Fri 4/3

6:00 am-7:42 pm

2 stops20h 42m

$658

KnoxvilleAthens

TYS - ATH

TYSATH

Knoxville McGhee Tyson

Fri 2/27

6:10 am-7:15 pm

2 stops30h 05m

Athens Eleftherios V.

Fri 3/6

7:45 am-9:55 pm

2 stops21h 10m

$692

KnoxvilleAthens

TYS - ATH

TYSATH

Knoxville McGhee Tyson

Thu 2/19

2:21 pm-6:05 pm

2 stops20h 44m

Athens Eleftherios V.

Mon 2/23

2:15 pm-10:12 am

2 stops26h 57m

$703

KnoxvilleAthens

TYS - ATH

TYSATH

Knoxville McGhee Tyson

Sun 5/10

7:00 am-7:55 pm

2 stops29h 55m

Athens Eleftherios V.

Mon 5/18

7:30 pm-8:18 pm

2 stops31h 48m

$723

KnoxvilleAthens

TYS - ATH

TYSATH

Knoxville McGhee Tyson

Wed 4/1

7:00 am-11:10 am

2 stops21h 10m

Athens Eleftherios V.

Wed 4/8

6:45 am-11:03 pm

2 stops23h 18m

$757

KnoxvilleAthens

TYS - ATH

TYSATH

Knoxville McGhee Tyson

Wed 8/5

5:50 am-10:00 am

1 stop21h 10m

Athens Eleftherios V.

Fri 8/28

3:25 pm-9:59 am

2 stops49h 34m

$781

KnoxvilleAthens

TYS - ATH

TYSATH

Knoxville McGhee Tyson

Fri 4/17

5:48 pm-11:10 am

2 stops58h 22m

Athens Eleftherios V.

Mon 5/4

12:45 pm-8:12 pm

2 stops38h 27m

$781

KnoxvilleAthens

TYS - ATH

TYSATH

Knoxville McGhee Tyson

Sat 3/14

7:25 pm-12:00 pm

2 stops34h 35m

Athens Eleftherios V.

Sun 3/22

10:55 am-8:47 pm

2 stops39h 52m

$783

KnoxvilleAthens

TYS - ATH

TYSATH

Knoxville McGhee Tyson

Sun 5/10

10:28 am-11:00 am

1 stop17h 32m

Athens Eleftherios V.

Mon 5/18

6:00 am-9:25 pm

2 stops22h 25m

$786

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/6

Showing 1-10 of 16 results
1
2

Compare providers for flights from Knoxville to Athens

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Knoxville to Athens in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Knoxville-Athens flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Knoxville-Athens flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Knoxville-Athens flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Knoxville-Athens flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Knoxville-Athens flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Knoxville to Athens

Have a flexible travel schedule? Discover the best time to fly to Athens from Knoxville with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Knoxville to Athens

What is the cheapest month to book a flight from Knoxville to Athens?

Currently, March is the cheapest month in which you can book a flight from Knoxville to Athens (average of $440). Flying from Knoxville to Athens in June is currently the most expensive (average of $913). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from Knoxville to Athens?

Reviews of airlines servicing Athens

Get insights into the airlines that provide service to Athens. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Athens. Reviews last updated February 8, 2026.
Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines from Knoxville to Athens by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,172 reviews

Boarding

8.1

Comfort

7.9

Crew

8.5

Overall

7.9

Entertainment

7.8

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,172 reviews
Delta
7.9
Good
8,172 reviews

Boarding

8.1

Comfort

7.9

Crew

8.5

Overall

7.9

Entertainment

7.8

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,253 reviews
Delta
7.9
Good
8,172 reviews

Boarding

8.1

Comfort

7.9

Crew

8.5

Overall

7.9

Entertainment

7.8

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,249 reviews
Delta
7.9
Good
8,172 reviews

Boarding

8.1

Comfort

7.9

Crew

8.5

Overall

7.9

Entertainment

7.8

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Lufthansa
6.8
Okay
7,773 reviews
Delta
7.9
Good
8,172 reviews

Boarding

8.1

Comfort

7.9

Crew

8.5

Overall

7.9

Entertainment

7.8

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
British Airways
6.7
Okay
7,720 reviews
Delta
7.9
Good
8,172 reviews

Boarding

8.1

Comfort

7.9

Crew

8.5

Overall

7.9

Entertainment

7.8

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Knoxville to Athens. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Knoxville to Athens?

    Airlines like United Airlines and British Airways fly from Knoxville to Athens in about 20h 05m. The time it takes to get you to your destination can typically vary by up to 10h. The distance from Knoxville to Athens is about 5568 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Knoxville to Athens round-trip?

    British Airways, at $440, was found to be the cheapest airline from Knoxville to Athens.Alternate airlines to your destination round-trip include Lufthansa and United Airlines. You may be able to fly from Knoxville to Athens for 50% less than the average price by searching for these airlines.

  • Can I find deals for flights from Knoxville to Athens that include hotel bookings?

    Yes. In addition to deals on Knoxville to Athens flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Knoxville to Athens?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Knoxville to Athens.

  • Can I find deals for business class flights from Knoxville to Athens?

    Yes. Cheapflights offers flight deals from Knoxville to Athens by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Knoxville to Athens?

    Currently, March is the cheapest month in which you can book a flight from Knoxville to Athens (average of $440). Flying from Knoxville to Athens in June is currently the most expensive (average of $913). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Athens?

Book flights to Athens if you plan to visit one of these locations
Glyfada
Piraeus
Tolo
Galaxidi

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Alternative routes for Knoxville to Athens

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Knoxville to Athens

Discover the top 5 airlines that operate flights from Knoxville to Athens. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$440Average$862FlexibilityNo cancel feeOn-time70%
LufthansaCheapest$499Average$1,197FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$553Average$993FlexibilityNo cancel feeOn-time69%
DeltaCheapest$587Average$991FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$656Average$1,213FlexibilityNo cancel feeOn-time71%

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