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Cheap flights from Knoxville to Southeast Europe from $227

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Knoxville to Southeast Europe departing on 10/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Knoxville to Southeast Europe

Cheap round-trip flights

United Airlines Logo
9:55 am - 10:05 amTYS-ATH
17h 10m2 stops
United Airlines Logo
6:30 am - 11:48 amATH-TYS
35h 18m2 stops
$624United Airlines
Find Deal
Wed, Oct 22 - Sat, Nov 1
United Airlines Logo
9:55 am - 9:55 amTYS-ATH
17h 00m1 stop
United Airlines Logo
7:05 am - 11:48 amATH-TYS
34h 43m2 stops
$631United Airlines
Find Deal
Wed, Oct 22 - Sat, Nov 1
Lufthansa Logo
7:20 pm - 3:55 pmTYS-ZAG
14h 35m2 stops
Lufthansa Logo
6:15 am - 11:59 pmZAG-TYS
23h 44m2 stops
$652Lufthansa
Find Deal
Wed, Nov 12 - Sun, Nov 16
American Airlines Logo
10:57 am - 10:50 amTYS-ATH
17h 53m1 stop
American Airlines Logo
7:45 am - 9:17 pmATH-TYS
20h 32m2 stops
$724American Airlines
Find Deal
Fri, Oct 31 - Fri, Nov 7
British Airways Logo
3:03 pm - 4:30 pmTYS-ATH
18h 27m2 stops
British Airways Logo
5:45 pm - 4:51 pmATH-TYS
30h 06m2 stops
$736British Airways
Find Deal
Thu, Oct 16 - Thu, Oct 23
Lufthansa Logo
2:16 pm - 9:55 amTYS-ATH
12h 39m1 stop
Lufthansa Logo
6:00 am - 11:52 pmATH-TYS
24h 52m2 stops
$775Lufthansa
Find Deal
Mon, Oct 13 - Sat, Oct 25
British Airways Logo
2:13 pm - 9:15 amTYS-ATH
12h 02m1 stop
British Airways Logo
5:45 pm - 4:51 pmATH-TYS
30h 06m2 stops
$844British Airways
Find Deal
Thu, Oct 16 - Thu, Oct 23
American Airlines Logo
7:00 am - 9:15 amTYS-ATH
19h 15m1 stop
American Airlines Logo
1:00 pm - 8:44 pmATH-TYS
14h 44m1 stop
$1,166American Airlines
Find Deal
Thu, Oct 16 - Thu, Oct 23
Delta Logo
2:27 pm - 10:55 amTYS-ATH
13h 28m1 stop
Delta Logo
3:25 am - 8:10 pmATH-TYS
23h 45m2 stops
$1,661Delta
Find Deal
Wed, Oct 8 - Sat, Oct 18
Delta Logo
5:44 am - 8:20 amTYS-ATH
19h 36m2 stops
Delta Logo
3:25 am - 8:10 pmATH-TYS
23h 45m2 stops
$1,665Delta
Find Deal
Wed, Oct 8 - Sat, Oct 18

United Airlines flights from Knoxville to Southeast Europe

Our best United Airlines deals on Knoxville to Southeast Europe flight tickets
United Airlines
Oct 22
TYS9:55 amKnoxville McGhee Tyson
17h 10m
2 stops
ATH10:05 amAthens Eleftherios V.
Nov 1
ATH6:30 amAthens Eleftherios V.
35h 18m
2 stops
TYS11:48 amKnoxville McGhee Tyson
$624
Find similar
United Airlines
Oct 22
TYS9:55 amKnoxville McGhee Tyson
17h 00m
1 stop
ATH9:55 amAthens Eleftherios V.
Nov 1
ATH7:05 amAthens Eleftherios V.
34h 43m
2 stops
TYS11:48 amKnoxville McGhee Tyson
$631
Find similar
United Airlines
Oct 31
TYS7:20 pmKnoxville McGhee Tyson
16h 45m
2 stops
ATH6:05 pmAthens Eleftherios V.
Nov 7
ATH12:25 pmAthens Eleftherios V.
18h 34m
2 stops
TYS11:59 pmKnoxville McGhee Tyson
$635
Find similar

Lufthansa flights from Knoxville to Southeast Europe

Our best Lufthansa deals on Knoxville to Southeast Europe flight tickets
Lufthansa
Nov 12
TYS7:20 pmKnoxville McGhee Tyson
14h 35m
2 stops
ZAG3:55 pmZagreb Franjo Tuđman
Nov 16
ZAG6:15 amZagreb Franjo Tuđman
23h 44m
2 stops
TYS11:59 pmKnoxville McGhee Tyson
$652
Find similar
Lufthansa
Oct 13
TYS2:16 pmKnoxville McGhee Tyson
12h 39m
1 stop
ATH9:55 amAthens Eleftherios V.
Oct 25
ATH6:00 amAthens Eleftherios V.
24h 52m
2 stops
TYS11:52 pmKnoxville McGhee Tyson
$775
Find similar
Lufthansa
Oct 8
TYS7:26 pmKnoxville McGhee Tyson
20h 34m
2 stops
ATH11:00 pmAthens Eleftherios V.
Oct 19
ATH7:25 pmAthens Eleftherios V.
34h 25m
2 stops
TYS10:50 pmKnoxville McGhee Tyson
$841
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Knoxville to Southeast Europe 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, momondo users made 832,500 searches. Data last updated September 17, 2025.
Use the filters below to find and compare flights from Knoxville to Southeast Europe that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

KnoxvilleAthens

TYS - ATH

TYSATH

Knoxville McGhee Tyson

Wed 10/22

9:55 am-10:05 am

2 stops17h 10m

Athens Eleftherios V.

Sat 11/1

6:30 am-11:48 am

2 stops35h 18m

$624

KnoxvilleAthens

TYS - ATH

TYSATH

Knoxville McGhee Tyson

Wed 10/22

9:55 am-9:55 am

1 stop17h 00m

Athens Eleftherios V.

Sat 11/1

7:05 am-11:48 am

2 stops34h 43m

$631

KnoxvilleZagreb

TYS - ZAG

TYSZAG

Knoxville McGhee Tyson

Wed 11/12

7:20 pm-3:55 pm

2 stops14h 35m

Zagreb Franjo Tuđman

Sun 11/16

6:15 am-11:59 pm

2 stops23h 44m

$652

KnoxvilleAthens

TYS - ATH

TYSATH

Knoxville McGhee Tyson

Fri 10/31

10:57 am-10:50 am

1 stop17h 53m

Athens Eleftherios V.

Fri 11/7

7:45 am-9:17 pm

2 stops20h 32m

$724

KnoxvilleAthens

TYS - ATH

TYSATH

Knoxville McGhee Tyson

Thu 10/16

3:03 pm-4:30 pm

2 stops18h 27m

Athens Eleftherios V.

Thu 10/23

5:45 pm-4:51 pm

2 stops30h 06m

$736

KnoxvilleAthens

TYS - ATH

TYSATH

Knoxville McGhee Tyson

Mon 10/13

2:16 pm-9:55 am

1 stop12h 39m

Athens Eleftherios V.

Sat 10/25

6:00 am-11:52 pm

2 stops24h 52m

$775

KnoxvilleAthens

TYS - ATH

TYSATH

Knoxville McGhee Tyson

Thu 10/16

2:13 pm-9:15 am

1 stop12h 02m

Athens Eleftherios V.

Thu 10/23

5:45 pm-4:51 pm

2 stops30h 06m

$844

KnoxvilleAthens

TYS - ATH

TYSATH

Knoxville McGhee Tyson

Thu 10/16

7:00 am-9:15 am

1 stop19h 15m

Athens Eleftherios V.

Thu 10/23

1:00 pm-8:44 pm

1 stop14h 44m

$1,166

KnoxvilleAthens

TYS - ATH

TYSATH

Knoxville McGhee Tyson

Wed 10/8

2:27 pm-10:55 am

1 stop13h 28m

Athens Eleftherios V.

Sat 10/18

3:25 am-8:10 pm

2 stops23h 45m

$1,661

KnoxvilleAthens

TYS - ATH

TYSATH

Knoxville McGhee Tyson

Wed 10/8

5:44 am-8:20 am

2 stops19h 36m

Athens Eleftherios V.

Sat 10/18

3:25 am-8:10 pm

2 stops23h 45m

$1,665

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Southeast Europe from

How to get the cheapest flight ticket from Knoxville to Southeast Europe

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Southeast Europe?

The month of August is, on average, the cheapest month to fly to Southeast Europe from Knoxville, with most prices found around $855. If you aren’t able to travel during the month of August, then book flights to Southeast Europe from Knoxville during January instead. Flights to Southeast Europe in January, while not as cheap as those in August, still average around $943.

What is the cheapest day to depart on your flight to Southeast Europe?

On average, the least expensive day to fly to Southeast Europe from Knoxville is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $1,088. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Knoxville to Southeast Europe for around $1,449.

What is the cheapest time of day to depart on your flight to Southeast Europe?

Our most recent data shows that the best time of day to fly to Southeast Europe is in the evening. Flights from Knoxville to Southeast Europe during this time can be as low as $1,081. In contrast, the most expensive time of day to depart to Southeast Europe is at noon when prices are around $1,358.

How far in advance should I book a flight to Southeast Europe?

You are more likely to see cheaper flights to Southeast Europe from Knoxville when booking weeks ahead of your departure date. In general, you can expect to find flights to Southeast Europe for around $1,169 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Southeast Europe from Knoxville for as low as $792 on momondo.

Can stopping save me money on Knoxville to Southeast Europe flights?

No. A direct flight is the cheapest option for a flight between Knoxville to Southeast Europe.

Cheap Knoxville to Southeast Europe flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Knoxville to Southeast Europe

Direct flights

None
There are no direct flights from Knoxville to Southeast Europe. There are no popular flight routes from Knoxville to Southeast Europe.
Search flight deals

  • When did momondo last update prices for flights from Knoxville McGhee Tyson Airport to Southeast Europe?

    Prices for flights from Knoxville McGhee Tyson Airport to Southeast Europe are refreshed on a daily basis.

  • How many operators does momondo search for flights from Knoxville McGhee Tyson Airport to Southeast Europe?

  • How old do you have to be to fly from Knoxville McGhee Tyson Airport to Southeast Europe?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Knoxville McGhee Tyson Airport to Southeast Europe.

  • What documentation or ID do you need to fly to Southeast Europe?

    The travel and health documents you'll need for your trip to Southeast Europe may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Southeast Europe. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Knoxville to Southeast Europe?

Best airlines flying from Knoxville to Southeast Europe

Compare and see reviews for airlines that fly from Knoxville to Southeast Europe with momondo
Airline
Rating
Free Cancellation
Price
KLMPriceFrom $638Free CancellationRating
7.8
1,386 reviews
Search KLM flights
DeltaPriceFrom $654Free CancellationRating
7.9
7,961 reviews
Search Delta flights
British AirwaysPriceFrom $673Free CancellationRating
6.7
7,367 reviews
Search British Airways flights
American AirlinesPriceFrom $680Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $760Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights
LufthansaPriceFrom $855Free CancellationRating
6.8
7,409 reviews
Search Lufthansa flights

Why use momondo?

Why should I use momondo to find a flight deal from Knoxville to Southeast Europe?

It is quick and easy to find Knoxville to Southeast Europe flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Southeast Europe that suits you.

Can I find flights from Knoxville to Southeast Europe with flexible booking policies on momondo?

Flights from Knoxville to Southeast Europe with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Knoxville to Southeast Europe?

momondo provides multiple filters to help you find the best flight to Southeast Europe from Knoxville. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Knoxville to Southeast Europe right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Southeast Europe, momondo offers a useful price alert feature which will track prices for flights to Southeast Europe from Knoxville and alert you when they change.

An easier way to manage your Southeast Europe trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
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