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$541+ 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 11/14. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — ATH
nov. 1 — nov. 81
sáb. 11/1
sáb. 11/8
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 octubre 2, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$541
(United Airlines)

Popular in

June

Cheapest in

August

Average price

$1,003
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. 17% potential increase in price ($236 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($34 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 octubre 2, 2025.

This United Airlines deal was found by Cheapflights users on 10/2. 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.
vie. 11/145:45 amTYS - ATH
2 stops22h 50mUnited Airlines
vie. 11/212:05 pmATH - TYS
2 stops16h 54mUnited Airlines
Deal found 10/2$541
This Delta deal was found by Cheapflights users on 10/2. 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.
dom. 11/165:35 amTYS - ATH
2 stops22h 00mDelta
dom. 11/2312:50 pmATH - TYS
2 stops27h 47mDelta
Deal found 10/2$543
This American Airlines deal was found by Cheapflights users on 9/30. 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.
vie. 11/147:38 amTYS - ATH
1 stop20h 22mAmerican Airlines
vie. 11/217:45 amATH - TYS
2 stops20h 36mAmerican Airlines
Deal found 9/30$557
This Finnair deal was found by Cheapflights users on 10/2. 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.
dom. 11/167:00 amTYS - ATH
1 stop21h 00mMultiple Airlines
dom. 11/237:50 pmATH - TYS
2 stops35h 30mMultiple Airlines
Deal found 10/2$560
This Ovago deal was found by Cheapflights users on 10/1. 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.
vie. 12/126:29 pmTYS - ATH
2 stops20h 26mBritish Airways
lun. 1/127:45 amATH - TYS
2 stops20h 11mBritish Airways
Deal found 10/1$680
This United Airlines deal was found by Cheapflights users on 10/1. 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.
mié. 10/227:00 amTYS - ATH
3 stops20h 05mUnited Airlines
sáb. 11/16:30 amATH - TYS
2 stops22h 25mUnited Airlines
Deal found 10/1$729
This Ovago deal was found by Cheapflights users on 10/1. 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.
sáb. 10/185:35 pmTYS - ATH
1 stop34h 35mBritish Airways
lun. 11/38:10 pmATH - TYS
2 stops31h 53mBritish Airways
Deal found 10/1$759
This United Airlines deal was found by Cheapflights users on 10/1. 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.
sáb. 10/187:00 amTYS - ATH
3 stops44h 05mUnited Airlines
lun. 11/31:25 pmATH - TYS
2 stops41h 34mUnited Airlines
Deal found 10/1$795

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 octubre 2, 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

vie. 11/14

5:45 am-11:35 am

2 stops22h 50m

Athens Eleftherios V.

vie. 11/21

2:05 pm-11:59 pm

2 stops16h 54m

$541

KnoxvilleAthens

TYS - ATH

TYSATH

Knoxville McGhee Tyson

dom. 11/16

5:35 am-10:35 am

2 stops22h 00m

Athens Eleftherios V.

dom. 11/23

12:50 pm-9:37 am

2 stops27h 47m

$543

KnoxvilleAthens

TYS - ATH

TYSATH

Knoxville McGhee Tyson

vie. 11/14

7:38 am-11:00 am

1 stop20h 22m

Athens Eleftherios V.

vie. 11/21

7:45 am-11:51 pm

2 stops23h 06m

$558

KnoxvilleAthens

TYS - ATH

TYSATH

Knoxville McGhee Tyson

dom. 11/16

7:00 am-11:00 am

1 stop21h 00m

Athens Eleftherios V.

dom. 11/23

7:50 pm-12:20 am

2 stops35h 30m

$560

KnoxvilleAthens

TYS - ATH

TYSATH

Knoxville McGhee Tyson

dom. 3/1

11:10 am-3:55 pm

2 stops21h 45m

Athens Eleftherios V.

mar. 3/10

7:35 am-12:04 am

3 stops22h 29m

$609

KnoxvilleAthens

TYS - ATH

TYSATH

Knoxville McGhee Tyson

dom. 3/1

7:30 am-4:35 pm

2 stops26h 05m

Athens Eleftherios V.

mar. 3/10

12:20 pm-11:44 pm

1 stop17h 24m

$648

KnoxvilleAthens

TYS - ATH

TYSATH

Knoxville McGhee Tyson

vie. 12/12

6:29 pm-9:55 pm

2 stops20h 26m

Athens Eleftherios V.

lun. 1/12

7:45 am-8:56 pm

2 stops20h 11m

$680

KnoxvilleAthens

TYS - ATH

TYSATH

Knoxville McGhee Tyson

sáb. 3/14

2:00 pm-1:40 am

2 stops29h 40m

Athens Eleftherios V.

dom. 3/22

1:25 pm-9:45 am

2 stops50h 20m

$722

KnoxvilleAthens

TYS - ATH

TYSATH

Knoxville McGhee Tyson

mié. 10/22

7:00 am-10:05 am

3 stops20h 05m

Athens Eleftherios V.

sáb. 11/1

6:30 am-10:55 pm

2 stops22h 25m

$729

KnoxvilleAthens

TYS - ATH

TYSATH

Knoxville McGhee Tyson

sáb. 10/18

5:35 pm-11:10 am

1 stop34h 35m

Athens Eleftherios V.

lun. 11/3

8:10 pm-9:03 pm

2 stops31h 53m

$759

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/2

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

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 September 26, 2025.

To ensure you get the cheapest price possible for a flight from Knoxville to Athens, you should look to book at least 84 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 $1,280). 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 octubre 2, 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.

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 octubre 2, 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
7,962 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Food

7.3

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
7,962 reviews
Delta
8.0
Very good
7,962 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Food

7.3

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
1,389 reviews
Delta
8.0
Very good
7,962 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Food

7.3

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
8,933 reviews
Delta
8.0
Very good
7,962 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Food

7.3

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
11,033 reviews
Delta
8.0
Very good
7,962 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Food

7.3

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
7,416 reviews
Delta
8.0
Very good
7,962 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Food

7.3

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 United Airlines, Delta, and American Airlines fly from Knoxville to Athens in about 20h 22m. The time it takes to get you to your destination can typically vary by up to 2h 28m. 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 British Airways. You may be able to fly from Knoxville to Athens for 44% 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 $1,280). 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.
Nashville to Athens flights
Blountville to Athens flights
Memphis to Athens flights

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 octubre 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$638Average$1,324FlexibilityNo cancel feeOn-time75%
DeltaCheapest$654Average$1,279FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$673Average$1,222FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$680Average$1,413FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$760Average$1,006FlexibilityNo cancel feeOn-time69%

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