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$604+ Cheap flights from Knoxville (TYS) to Athens (ATH)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/16. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — ATH
Nov 12 — Nov 191
Wed 11/12
Wed 11/19
1 adult, Economy
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Cheap 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 October 13, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$532
(Booking.com)

Popular in

December

Cheapest in

August

Average price

$998
Provider with most accurate pricing for Knoxville McGhee Tyson-Athens Eleftherios V. flight deals.
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Provider most trusted by Cheapflights users for Knoxville McGhee Tyson-Athens Eleftherios V. flights.
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From Knoxville McGhee Tyson to Athens Eleftherios V.
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Highest demand for flights based on searches. 3% potential increase in price ($40 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($31 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find 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 October 13, 2025.

This United Airlines deal was found by Cheapflights users on 10/12. 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 10/222:16 pmTYS - ATH
1 stop12h 39mUnited Airlines
Sat 11/17:05 amATH - TYS
2 stops22h 54mUnited Airlines
Deal found 10/12$782
This Delta deal was found by Cheapflights users on 10/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2211:35 amTYS - ATH
1 stop16h 20mDelta
Sat 11/111:50 amATH - TYS
2 stops28h 30mDelta
Deal found 10/11$810
This United Airlines deal was found by Cheapflights users on 10/12. 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 10/138:50 amTYS - ATH
2 stops16h 20mUnited Airlines
Sat 10/256:55 amATH - TYS
2 stops21h 16mUnited Airlines
Deal found 10/12$1,177
This American Airlines deal was found by Cheapflights users on 10/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/221:01 pmTYS - ATH
1 stop15h 09mAmerican Airlines
Sat 11/112:50 pmATH - TYS
1 stop34h 00mAmerican Airlines
Deal found 10/12$1,273
This Delta deal was found by Cheapflights users on 10/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/135:44 amTYS - ATH
2 stops19h 36mDelta
Sat 10/2510:30 amATH - TYS
2 stops31h 34mDelta
Deal found 10/11$1,299
This Gurufare deal was found by Cheapflights users on 10/12. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/16:11 pmTYS - ATH
2 stops39h 44mBritish Airways
Tue 11/42:20 pmATH - TYS
2 stops39h 31mBritish Airways
Deal found 10/12$1,349
This Orbitz deal was found by Cheapflights users on 10/11. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/265:52 pmTYS - ATH
2 stops24h 48mMultiple Airlines
Sat 11/297:55 amATH - TYS
2 stops20h 08mMultiple Airlines
Deal found 10/11$1,360
This Finnair deal was found by Cheapflights users on 10/12. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/19:50 amTYS - ATH
1 stop19h 00mMultiple Airlines
Tue 11/412:50 pmATH - TYS
1 stop15h 13mMultiple Airlines
Deal found 10/12$1,395

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 October 13, 2025.
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

Mon 3/16

6:20 pm-6:55 pm

2 stops18h 35m

Athens Eleftherios V.

Mon 3/23

8:10 pm-7:17 pm

2 stops29h 07m

$604

KnoxvilleAthens

TYS - ATH

TYSATH

Knoxville McGhee Tyson

Sun 3/8

3:00 pm-3:55 pm

2 stops18h 55m

Athens Eleftherios V.

Fri 3/20

7:45 am-12:04 am

3 stops22h 19m

$608

KnoxvilleAthens

TYS - ATH

TYSATH

Knoxville McGhee Tyson

Sun 3/8

6:50 pm-7:10 pm

2 stops18h 20m

Athens Eleftherios V.

Fri 3/20

7:45 am-12:04 am

2 stops22h 19m

$731

KnoxvilleAthens

TYS - ATH

TYSATH

Knoxville McGhee Tyson

Fri 3/27

7:00 pm-7:15 pm

2 stops18h 15m

Athens Eleftherios V.

Wed 4/1

1:00 pm-8:39 pm

1 stop14h 39m

$774

KnoxvilleAthens

TYS - ATH

TYSATH

Knoxville McGhee Tyson

Sun 3/8

7:20 pm-9:55 am

1 stop32h 35m

Athens Eleftherios V.

Fri 3/20

12:20 pm-11:44 pm

1 stop17h 24m

$783

KnoxvilleAthens

TYS - ATH

TYSATH

Knoxville McGhee Tyson

Sat 3/14

8:31 pm-1:25 am

2 stops22h 54m

Athens Eleftherios V.

Sun 3/22

2:50 pm-9:14 pm

2 stops36h 24m

$825

KnoxvilleAthens

TYS - ATH

TYSATH

Knoxville McGhee Tyson

Thu 4/9

2:00 pm-6:35 pm

2 stops21h 35m

Athens Eleftherios V.

Thu 4/30

6:55 am-9:59 am

2 stops34h 04m

$828

KnoxvilleAthens

TYS - ATH

TYSATH

Knoxville McGhee Tyson

Thu 4/9

7:55 am-9:15 am

1 stop18h 20m

Athens Eleftherios V.

Thu 4/30

1:00 pm-8:39 pm

1 stop14h 39m

$848

KnoxvilleAthens

TYS - ATH

TYSATH

Knoxville McGhee Tyson

Mon 3/16

2:30 pm-12:00 pm

2 stops15h 30m

Athens Eleftherios V.

Mon 3/23

6:35 am-7:04 pm

3 stops18h 29m

$860

KnoxvilleAthens

TYS - ATH

TYSATH

Knoxville McGhee Tyson

Mon 12/22

7:23 pm-4:35 pm

2 stops38h 12m

$669

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/12

Showing 1-10 of 13 results
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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 October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*2 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 $594). 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.

What is the cheapest time of day to fly from TYS to ATH?

Find hourly flight availability from Knoxville to Athens. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 13, 2025.

A simple way to save on the total cost of your ticket is to fly from Knoxville to Athens in the evening. If you’re flexible enough to do this you can expect to save up to 20% on your trip compared to booking a flight at noon.

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 October 13, 2025.
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
8.0
Very good
7,971 reviews

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
8.0
Very good
7,971 reviews
Delta
8.0
Very good
7,971 reviews

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
United Airlines
7.4
Good
8,971 reviews
Delta
8.0
Very good
7,971 reviews

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
American Airlines
7.2
Good
11,046 reviews
Delta
8.0
Very good
7,971 reviews

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
British Airways
6.7
Okay
7,451 reviews
Delta
8.0
Very good
7,971 reviews

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

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 American Airlines, British Airways, and Virgin Atlantic fly from Knoxville to Athens in about 18h 20m. The time it takes to get you to your destination can typically vary by up to 14h 15m. 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?

    Delta, at $654, was found to be the cheapest airline from Knoxville to Athens.Alternate airlines to your destination round-trip include British Airways and American Airlines. You may be able to fly from Knoxville to Athens for 44% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Knoxville to Athens one-way?

    The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as $669. However, be on the lookout for offers from Lufthansa and Air Canada, as they are both options that can get you from Knoxville to Athens for a low price.

  • 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 $594). 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 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 October 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$654Average$1,298FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$673Average$1,200FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$680Average$1,455FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$757Average$1,050FlexibilityNo cancel feeOn-time69%

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