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762 € Cheap Flights from Athens International to Knoxville

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      Travellers and cabin class, 1 Adult, Economy

      Compare Athens International to Knoxville flight deals

      Find the cheapest month or even day of the year to fly to Knoxville

      Book the best Knoxville fare with no extra fees

      Flight deals from Athens International to Knoxville

      Looking for a cheap last-minute deal or the best return flight from Athens International Airport to Knoxville Airport? If you want to travel next month, return fares start from 896 €. Find the lowest prices on one-way and return tickets right here.
      Knoxville.762 € per passenger.Departing Mon, 19 Oct, returning Fri, 13 Nov.Return flight with Ryanair and Allegiant Air.Outbound indirect flight with Ryanair, departs from Athens International on Mon, 19 Oct, arriving in Knoxville.Inbound indirect flight with Allegiant Air, departs from Knoxville on Fri, 13 Nov, arriving in Athens International.Price includes taxes and charges.From 762 €, select.
      Knoxville.896 € per passenger.Departing Fri, 23 Oct, returning Fri, 30 Oct.Return flight with Ryanair and Allegiant Air.Outbound indirect flight with Ryanair, departs from Athens International on Fri, 23 Oct, arriving in Knoxville.Inbound indirect flight with Allegiant Air, departs from Knoxville on Fri, 30 Oct, arriving in Athens International.Price includes taxes and charges.From 896 €, select.
      Knoxville.997 € per passenger.Departing Thu, 17 Dec, returning Mon, 11 Jan.Return flight with Delta.Outbound indirect flight with Delta, departs from Athens International on Thu, 17 Dec, arriving in Knoxville.Inbound indirect flight with Delta, departs from Knoxville on Mon, 11 Jan, arriving in Athens International.Price includes taxes and charges.From 997 €, select.
      Knoxville.1.002 € per passenger.Departing Sat, 20 Mar, returning Wed, 24 Mar.Return flight with Delta.Outbound indirect flight with Delta, departs from Athens International on Sat, 20 Mar, arriving in Knoxville.Inbound indirect flight with Delta, departs from Knoxville on Wed, 24 Mar, arriving in Athens International.Price includes taxes and charges.From 1.002 €, select.
      Knoxville.1.022 € per passenger.Departing Wed, 30 Sep, returning Sun, 4 Oct.Return flight with Delta.Outbound indirect flight with Delta, departs from Athens International on Wed, 30 Sep, arriving in Knoxville.Inbound indirect flight with Delta, departs from Knoxville on Sun, 4 Oct, arriving in Athens International.Price includes taxes and charges.From 1.022 €, select.
      Knoxville.1.101 € per passenger.Departing Sat, 19 Sep, returning Sat, 26 Sep.Return flight with Norse Atlantic Airways and Allegiant Air.Outbound indirect flight with Norse Atlantic Airways, departs from Athens International on Sat, 19 Sep, arriving in Knoxville.Inbound indirect flight with Allegiant Air, departs from Knoxville on Sat, 26 Sep, arriving in Athens International.Price includes taxes and charges.From 1.101 €, select.
      Knoxville.1.513 € per passenger.Departing Sat, 22 May, returning Sun, 23 May.Return flight with Delta.Outbound indirect flight with Delta, departs from Athens International on Sat, 22 May, arriving in Knoxville.Inbound indirect flight with Delta, departs from Knoxville on Sun, 23 May, arriving in Athens International.Price includes taxes and charges.From 1.513 €, select.
      How did we find these deals? The deals you see here are the lowest prices for flight tickets from Athens International to Knoxville found in the last 4 days, and are subject to change and availability.

      Find the cheapest month to fly from Athens International to Knoxville

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Athens International to Knoxville flights are currently cheapest in October.
      Sep
      from 1.101 €
      Oct
      from 896 €
      Nov
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      Dec
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      Jan
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      Feb
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      Mar
      from 1.002 €
      Apr
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      May
      from 1.513 €
      Jun
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      Jul
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      Aug
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      Athens International to Knoxville: Alternative routes

      Compare routes from Athens International to Knoxville below. You may find an airport to fly into that's cheaper, faster, or easier than Knoxville.

      Knoxville

      18km from central Knoxville
      ClosestCheapest
      from 762 €
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      Athens to Knoxville: Flight information

      The things to know before you go.
      Cheapest flight found762 €
      Cheapest month to flyOctober

      Finding cheap flights from Athens International to Knoxville: Frequently asked questions

      The best price we found for a return flight from Athens International to Knoxville is 762 €. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
      Currently, there are no airlines that fly direct from Athens International to Knoxville. But we found flights with one or more stops from 762 €.
      As of September 2026, there are no flights flying from Athens International to Knoxville.
      The cheapest month to fly from Athens International to Knoxville is usually October.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Athens International Airport to Knoxville Airport on Monday, 19 October 2026.
      No airlines currently offer direct flights between Athens International Airport and Knoxville Airport. Most routes have one or more stops.
      We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Knoxville but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

      We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Knoxville is around 40 days in advance, so don’t leave your flight to the last minute.

      Currently, Ryanair offers the cheapest flight tickets to Knoxville.

      Travelling from Athens International Airport (ATH) to Knoxville Airport (TYS): what you need to know

      • Your ATH to TYS flight won't wait if you're late, so show up at the airport on time. Arrive up to one hour in advance for domestic flights and two hours ahead for international travel.

      • During popular months such as August, it's best to get to the airport even earlier. Arrive two hours before domestic departures and four hours ahead for an international flight whenever you're travelling during peak periods in general.

      • We make it simple to book a flight with a stopover. To see your options for tickets from Athens International Airport to Knoxville Airport, deselect 'Direct flights only.' Then, choose a flight with a stop long enough to tour your chosen city. Popular stopovers between ATH and TYS include:

        • Chicago O'Hare International Airport

        • Philadelphia International Airport

        • Washington Dulles Airport

      How to find the cheapest flights from Athens International Airport (ATH) to Knoxville Airport (TYS)

      • The lowest price we've found for a one-way Athens International Airport to Knoxville Airport flight is 391 €. A return ticket right now is 762 €. Depending on the availability when you book, these fares could change.

      • It's usually best to book as early as possible if you're looking for cheap tickets from ATH to TYS. That's because airlines adjust prices based on demand, which tends to rise closer to departure.

      • The 'Whole month' tool shows you the cheapest flights from Athens International Airport to Knoxville Airport across each month. It's a good way to find a bargain if your travel plans aren't set in stone.

      • Spend less time searching for cheap flights from ATH to TYS by setting up a Price Alert. We'll send you an email or push notification on the app when fares go down.

      • Tailor your trip with filters. Choose your arrival and departure times, airlines and total journey duration. You can also sort your results by 'Cheapest,' 'Best' or 'Fastest' flights from Athens International Airport to Knoxville Airport.

      Handy information about Athens International Airport (ATH)

      • 76% of flights taking off from Athens International Airport reach their destination on schedule.

      • Central Athens to Athens International Airport is around 32 kilometres. Depending on traffic, it'll take about 35 minutes to get there if you're driving, ride-sharing or catching a taxi.

      • The journey when using public transport will take about 40 minutes.

      • Searching for a convenient hotel near ATH? If you've booked an early flight from Athens International Airport to Knoxville Airport, these accommodation options will put you moments from check-in:

      Arriving at Knoxville Airport (TYS)

      • If you have a late Athens International Airport to Knoxville Airport flight, nothing tops the convenience of staying close to the terminal. Grab your suitcases from the carousel and then be showered and relaxing soon after at one of these hotels near TYS:

      • Travel at your own speed with a Knoxville Airport rental car. Book your wheels from Budget, Alamo or Avis and venture far and wide through Knoxville and beyond.

      • Lock in the lowest price by reserving your ride from Knoxville Airport around three weeks in advance of your trip.

      Getting from Knoxville Airport (TYS) to central Knoxville

      • You'll find TYS at 2055 Alcoa Highway.

      • Knoxville Airport to central Knoxville has a drive time of around 25 minutes. It's approximately 24 kilometres away.

      • When travelling by public transport, expect a journey time of around 50 minutes.

      When to fly to Knoxville Airport (TYS)

      • It's time to work out your trip dates for your flight from Athens International Airport to Knoxville Airport. October is the most popular month to visit Knoxville. If you prefer a more relaxed vibe, go in March.

      • Lock in your flight from Athens International Airport to Knoxville Airport for July if you'd like to go to Knoxville during its warmest month. You can expect temperatures of between 17ºC (63ºF) and 32ºC (90ºF).

      • January sees average temperatures of between -6ºC (21ºF) and 11ºC (52ºF). Search for cheap tickets from ATH to TYS around that time if you like cooler conditions.

      Explore more of the United States

      • Knoxville has loads to offer, but there are so many other corners of the United States you'll want to see. Around 451 kilometres north of Knoxville, a trip to Columbus will keep your itinerary busy. Don't miss top attractions like Franklin Park Conservatory and Botanical Gardens, Whetstone Park / Park of Roses and Ohio Theatre.

      • If you're interested in discovering another major stop in the United States, head for Indianapolis, about 467 kilometres north-west of Knoxville. Lucas Oil Stadium, Eiteljorg Museum and The Children's Museum of Indianapolis are the start of reasons to visit.

      Plan the rest of your trip from Athens to Knoxville

      Prices shown on this page are estimated lowest prices only. Found in the last 12 days.