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Athens

$327+ 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 8/19. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — ATH
Aug 25 — Sep 11
Tue 8/25
Tue 9/1
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 July 26, 2026.

This United Airlines deal was found by Cheapflights users on 7/22. 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 12/610:16 am
TYS
-
ATH
2 stops18h 44m
United Airlines
Wed 12/96:35 am
ATH
-
TYS
2 stops39h 07m
United Airlines
Deal found 7/22$739
This United Airlines deal was found by Cheapflights users on 7/25. 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 12/710:16 am
TYS
-
ATH
2 stops18h 44m
United Airlines
Wed 12/96:35 am
ATH
-
TYS
2 stops21h 30m
United Airlines
Deal found 7/25$796
This United Airlines deal was found by Cheapflights users on 7/22. 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 8/261:00 pm
TYS
-
ATH
1 stop14h 00m
United Airlines
Wed 9/23:25 pm
ATH
-
TYS
2 stops36h 28m
United Airlines
Deal found 7/22$828
This FlightHub deal was found by Cheapflights users on 7/22. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/267:20 pm
TYS
-
ATH
2 stops16h 20m
Multiple Airlines
Wed 9/212:10 pm
ATH
-
TYS
2 stops39h 43m
Multiple Airlines
Deal found 7/22$829
This British Airways deal was found by Cheapflights users on 7/22. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:52 pm
TYS
-
ATH
2 stops17h 08m
British Airways
Thu 9/312:00 pm
ATH
-
TYS
1 stop14h 00m
British Airways
Deal found 7/22$846
This United Airlines deal was found by Cheapflights users on 7/22. 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 8/269:45 am
TYS
-
ATH
1 stop17h 15m
United Airlines
Thu 9/311:45 am
ATH
-
TYS
1 stop15h 39m
United Airlines
Deal found 7/22$848
This FlightHub deal was found by Cheapflights users on 7/26. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/317:20 pm
TYS
-
ATH
2 stops20h 45m
Lufthansa
Mon 9/77:35 pm
ATH
-
TYS
2 stops35h 24m
Lufthansa
Deal found 7/26$858

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 July 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$739
(United Airlines)

One-way from

$327
(British Airways)

Popular in

October

Cheapest in

March

Average price

$899
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. 18% potential increase in price ($222 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($65 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 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 July 26, 2026.
Use the filters below to find and compare flights from Knoxville to Athens that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KnoxvilleAthens

TYS - ATH

TYSATH

Knoxville McGhee Tyson

Mon 12/7

10:16 am-12:00 pm

2 stops18h 44m

Athens Eleftherios V.

Wed 12/9

6:35 am-9:05 pm

2 stops21h 30m

$796

KnoxvilleAthens

TYS - ATH

TYSATH

Knoxville McGhee Tyson

Sun 12/6

10:16 am-12:00 pm

2 stops18h 44m

Athens Eleftherios V.

Wed 12/9

6:35 am-2:42 pm

2 stops39h 07m

$802

KnoxvilleAthens

TYS - ATH

TYSATH

Knoxville McGhee Tyson

Wed 8/26

1:00 pm-1:25 pm

2 stops17h 25m

Athens Eleftherios V.

Wed 9/2

3:25 pm-4:58 pm

2 stops32h 33m

$831
Quickest round-trip

KnoxvilleAthens

TYS - ATH

TYSATH

Knoxville McGhee Tyson

Wed 8/26

6:52 pm-7:00 pm

2 stops17h 08m

Athens Eleftherios V.

Thu 9/3

12:00 pm-7:00 pm

1 stop14h 00m

$846

KnoxvilleAthens

TYS - ATH

TYSATH

Knoxville McGhee Tyson

Wed 8/26

9:45 am-10:00 am

1 stop17h 15m

Athens Eleftherios V.

Thu 9/3

11:45 am-8:24 pm

1 stop15h 39m

$848

KnoxvilleAthens

TYS - ATH

TYSATH

Knoxville McGhee Tyson

Sun 11/22

7:20 pm-12:00 pm

2 stops33h 40m

Athens Eleftherios V.

Sun 11/29

1:00 pm-9:59 am

2 stops51h 59m

$933

KnoxvilleAthens

TYS - ATH

TYSATH

Knoxville McGhee Tyson

Mon 9/7

7:00 am-10:00 am

2 stops20h 00m

Athens Eleftherios V.

Mon 9/14

1:35 pm-11:59 pm

2 stops41h 24m

$997

KnoxvilleAthens

TYS - ATH

TYSATH

Knoxville McGhee Tyson

Sat 10/3

7:25 pm-8:10 am

2 stops29h 45m

Athens Eleftherios V.

Mon 10/12

2:15 pm-8:49 pm

2 stops37h 34m

$1,002
Cheapest one-way

KnoxvilleAthens

TYS - ATH

TYSATH

Knoxville McGhee Tyson

Wed 8/19

6:52 pm-7:00 pm

2 stops17h 08m

$327
Quickest one-way

KnoxvilleAthens

TYS - ATH

TYSATH

Knoxville McGhee Tyson

Wed 8/19

1:46 pm-11:45 am

1 stop14h 59m

$329

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/26

Showing 1-10 of 13 resultsSorted by cheapest first
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 July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy3 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 $493). Flying from Knoxville to Athens in October is currently the most expensive (average of $1,682). 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?

Airfare is below average for this route at the moment.

Knoxville to Athens flights typically cost between $866 and $1,225 in December.
The cheapest round-trip price found within the last 5 days was $739 on United Airlines (Dec 6-Dec 9).

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 July 26, 2026.
Get a feel of what it's like to fly with Delta,United Airlines, andAmerican 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
7.8
Good
8,485 reviews

Comfort

7.8

Boarding

8.1

Food

7.2

Entertainment

7.8

Crew

8.5

Overall

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Delta
7.8
Good
8,485 reviews
Delta
7.8
Good
8,485 reviews

Comfort

7.8

Boarding

8.1

Food

7.2

Entertainment

7.8

Crew

8.5

Overall

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
United Airlines
7.4
Good
10,042 reviews
Delta
7.8
Good
8,485 reviews

Comfort

7.8

Boarding

8.1

Food

7.2

Entertainment

7.8

Crew

8.5

Overall

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
American Airlines
7.1
Good
11,842 reviews
Delta
7.8
Good
8,485 reviews

Comfort

7.8

Boarding

8.1

Food

7.2

Entertainment

7.8

Crew

8.5

Overall

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
British Airways
6.7
Okay
8,132 reviews
Delta
7.8
Good
8,485 reviews

Comfort

7.8

Boarding

8.1

Food

7.2

Entertainment

7.8

Crew

8.5

Overall

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

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 17h 08m. The time it takes to get you to your destination can typically vary by up to 1h 36m. 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 American Airlines and Delta. You may be able to fly from Knoxville to Athens for 54% 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 $493). Flying from Knoxville to Athens in October is currently the most expensive (average of $1,682). 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
Chalcis
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.
Nashville to Athens flights
Memphis to Athens flights
Blountville to Athens flights

Top 4 airlines flying from Knoxville to Athens

Discover the top 4 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 July 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$440Average$800FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$503Average$1,626FlexibilityNo cancel feeOn-time71%
DeltaCheapest$522Average$899FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$549Average$853FlexibilityNo cancel feeOn-time69%

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