HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Athens

$588+ 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 11/10. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — ATH
Aug 23 — Aug 301
Sat 8/23
Sat 8/30
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Knoxville to Athens with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 August 18, 2025.

Round-trip from

$623
(Expedia)

Popular in

May

Cheapest in

January

Average price

$1,107
From Knoxville McGhee Tyson to Athens Eleftherios V.
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($176 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($34 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2025
Search Deals

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 August 18, 2025.

This Ovago deal was found by Cheapflights users on 8/18. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/105:52 pmTYS - ATH
2 stops22h 18mBritish Airways
Wed 11/191:00 pmATH - TYS
1 stop15h 04mBritish Airways
Deal found 8/18$588
This United Airlines deal was found by Cheapflights users on 8/18. 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 11/107:20 pmTYS - ATH
2 stops22h 05mUnited Airlines
Wed 11/1911:55 amATH - TYS
2 stops39h 38mUnited Airlines
Deal found 8/18$591
This Delta deal was found by Cheapflights users on 8/18. 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.
Sun 12/75:30 amTYS - ATH
2 stops22h 05mDelta
Tue 12/1612:50 pmATH - TYS
2 stops29h 15mDelta
Deal found 8/18$602
This American Airlines deal was found by Cheapflights users on 8/18. 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.
Mon 11/107:38 amTYS - ATH
1 stop20h 12mAmerican Airlines
Wed 11/197:50 amATH - TYS
2 stops20h 34mAmerican Airlines
Deal found 8/18$615
This Expedia deal was found by Cheapflights users on 8/16. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/106:10 pmTYS - ATH
2 stops36h 10mScandinavian Airlines
Sat 11/227:30 pmATH - TYS
2 stops35h 16mScandinavian Airlines
Deal found 8/16$623
This Scandinavian Airlines deal was found by Cheapflights users on 8/16. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/135:16 pmTYS - ATH
2 stops18h 34mScandinavian Airlines
Sat 10/258:30 pmATH - TYS
2 stops34h 16mScandinavian Airlines
Deal found 8/16$653
This United Airlines deal was found by Cheapflights users on 8/17. 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 9/95:45 amTYS - ATH
2 stops19h 25mUnited Airlines
Tue 9/2312:10 pmATH - TYS
2 stops41h 35mUnited Airlines
Deal found 8/17$656
This United Airlines deal was found by Cheapflights users on 8/16. 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 11/287:00 amTYS - ATH
2 stops28h 05mUnited Airlines
Tue 12/26:25 amATH - TYS
2 stops35h 23mUnited Airlines
Deal found 8/16$675
This Delta deal was found by Cheapflights users on 8/16. 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 11/105:30 amTYS - ATH
2 stops22h 05mDelta
Fri 11/213:25 amATH - TYS
2 stops21h 48mDelta
Deal found 8/16$680
This Ovago deal was found by Cheapflights users on 8/17. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/97:25 pmTYS - ATH
2 stops20h 35mLufthansa
Tue 9/2312:35 pmATH - TYS
1 stop17h 10mLufthansa
Deal found 8/17$692

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 August 18, 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 11/10

5:52 pm-11:10 pm

2 stops22h 18m

Athens Eleftherios V.

Wed 11/19

1:00 pm-9:04 pm

1 stop15h 04m

$588

KnoxvilleAthens

TYS - ATH

TYSATH

Knoxville McGhee Tyson

Mon 11/10

7:20 pm-12:25 am

2 stops22h 05m

Athens Eleftherios V.

Wed 11/19

11:55 am-8:33 pm

2 stops39h 38m

$591

KnoxvilleAthens

TYS - ATH

TYSATH

Knoxville McGhee Tyson

Sun 12/7

5:30 am-10:35 am

2 stops22h 05m

Athens Eleftherios V.

Tue 12/16

12:50 pm-11:05 am

2 stops29h 15m

$602

KnoxvilleAthens

TYS - ATH

TYSATH

Knoxville McGhee Tyson

Mon 11/10

7:38 am-10:50 am

1 stop20h 12m

Athens Eleftherios V.

Wed 11/19

7:50 am-9:24 pm

2 stops20h 34m

$615

KnoxvilleAthens

TYS - ATH

TYSATH

Knoxville McGhee Tyson

Mon 11/10

6:10 pm-1:20 pm

2 stops36h 10m

Athens Eleftherios V.

Sat 11/22

7:30 pm-11:46 pm

2 stops35h 16m

$623

KnoxvilleAthens

TYS - ATH

TYSATH

Knoxville McGhee Tyson

Mon 11/10

3:40 pm-10:50 am

1 stop12h 10m

Athens Eleftherios V.

Sat 11/22

7:15 am-9:04 pm

2 stops20h 49m

$653

KnoxvilleAthens

TYS - ATH

TYSATH

Knoxville McGhee Tyson

Mon 10/13

5:16 pm-6:50 pm

2 stops18h 34m

Athens Eleftherios V.

Sat 10/25

8:30 pm-11:46 pm

2 stops34h 16m

$653

KnoxvilleAthens

TYS - ATH

TYSATH

Knoxville McGhee Tyson

Tue 9/9

5:45 am-8:10 am

2 stops19h 25m

Athens Eleftherios V.

Tue 9/23

12:10 pm-10:45 pm

2 stops41h 35m

$656

KnoxvilleAthens

TYS - ATH

TYSATH

Knoxville McGhee Tyson

Sun 2/1

1:26 pm-3:55 pm

2 stops19h 29m

Athens Eleftherios V.

Sat 2/28

7:15 am-8:39 pm

2 stops20h 24m

$657

KnoxvilleAthens

TYS - ATH

TYSATH

Knoxville McGhee Tyson

Fri 11/28

7:00 am-6:05 pm

2 stops28h 05m

Athens Eleftherios V.

Tue 12/2

6:25 am-10:48 am

2 stops35h 23m

$675

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/18

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

How far ahead should I book a flight from Knoxville to Athens?

Use this chart to determine the optimal time to book a round-trip flight from Knoxville to Athens. Price data was last updated on August 8, 2025.

To ensure you get the cheapest price possible for a flight from Knoxville to Athens, you should look to book at least 36 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, November is the cheapest month in which you can book a flight from Knoxville to Athens (average of $679). Flying from Knoxville to Athens in June is currently the most expensive (average of $1,286). 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 August 18, 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 21% on your trip compared to booking a flight at noon.

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 August 18, 2025.
Get a feel of what it's like to fly with Delta, KLM, and United 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
7,981 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,981 reviews
Delta
8.0
Very good
7,981 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,385 reviews
Delta
8.0
Very good
7,981 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,925 reviews
Delta
8.0
Very good
7,981 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,981 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
British Airways
6.7
Okay
7,277 reviews
Delta
8.0
Very good
7,981 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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 British Airways, United Airlines, and Delta fly from Knoxville to Athens in about 22h 05m. The time it takes to get you to your destination can typically vary by up to 13m. 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?

    KLM, at $638, was found to be the cheapest airline from Knoxville to Athens.Alternate airlines to your destination round-trip include Delta and American Airlines. You may be able to fly from Knoxville to Athens for 46% 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, November is the cheapest month in which you can book a flight from Knoxville to Athens (average of $679). Flying from Knoxville to Athens in June is currently the most expensive (average of $1,286). 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
Loutraki

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 6 airlines flying from Knoxville to Athens

Discover the top 6 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 August 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$638Average$1,274FlexibilityNo cancel feeOn-time75%
DeltaCheapest$654Average$1,279FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$680Average$1,308FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$760Average$1,042FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$784Average$1,206FlexibilityNo cancel feeOn-time70%
LufthansaCheapest$855Average$1,213FlexibilityNo cancel feeOn-time76%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.