HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Belgium

$639+ Cheap flights from Knoxville (TYS) to Belgium

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 11/1. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — BRU
ago. 5 — ago. 121
mar. 8/5
mar. 8/12
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Knoxville to Belgium 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 Belgium

Keep the following information in mind while searching for Knoxville to Belgium flight deals. Data was last updated julio 31, 2025.

Round-trip from

$639
(United Airlines)

Popular in

February

Cheapest in

April

Average price

$1,184
From Knoxville McGhee Tyson to Belgium
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($289 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($53 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

Find flight deals from Knoxville to Belgium

Cheapest flights from Knoxville to Belgium
Explore the most affordable flight options available from Knoxville to Belgium. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 31, 2025.

This United Airlines deal was found by Cheapflights users on 7/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/17:20 pmTYS - BRU
2 stops31h 30mUnited Airlines
sáb. 11/1510:00 amBRU - TYS
2 stops37h 08mUnited Airlines
Deal found 7/30$639
This FlightHub deal was found by Cheapflights users on 7/31. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/234:13 pmTYS - BRU
2 stops17h 07mScandinavian Airlines
mié. 10/14:00 pmBRU - TYS
2 stops37h 44mScandinavian Airlines
Deal found 7/31$659
This Ovago deal was found by Cheapflights users on 7/31. 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.
lun. 12/15:52 pmTYS - BRU
2 stops16h 48mBritish Airways
lun. 12/153:00 pmBRU - TYS
2 stops35h 40mBritish Airways
Deal found 7/31$682
This American Airlines deal was found by Cheapflights users on 7/31. 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.
lun. 12/11:25 pmTYS - BRU
2 stops15h 45mAmerican Airlines
lun. 12/1511:50 amBRU - TYS
3 stops18h 15mAmerican Airlines
Deal found 7/31$740
This KAYAK deal was found by Cheapflights users on 7/30. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/17:20 pmTYS - BRU
1 stop30h 55mLufthansa
sáb. 11/1511:55 amBRU - TYS
1 stop18h 04mLufthansa
Deal found 7/30$864
This KLM deal was found by Cheapflights users on 7/31. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/48:35 amTYS - BRU
1 stop18h 05mKLM
dom. 10/510:45 amBRU - TYS
1 stop18h 59mKLM
Deal found 7/31$871
This Air Canada deal was found by Cheapflights users on 7/30. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/49:55 amTYS - BRU
3 stops16h 10mMultiple Airlines
dom. 10/510:00 amBRU - TYS
2 stops18h 50mMultiple Airlines
Deal found 7/30$1,003
This Air Canada deal was found by Cheapflights users on 7/31. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/15:45 amTYS - BRU
3 stops20h 05mAir Canada
lun. 12/157:00 amBRU - TYS
3 stops18h 29mAir Canada
Deal found 7/31$1,046

Cheapflights Fare Finder

 
Customize your flight search to find flights from Knoxville to Belgium 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 julio 31, 2025.
Use the filters below to find and compare flights from Knoxville to Belgium that are best for you.

Fly from

Knoxville

Fly to

Belgium

Route

Depart

Return

Price

KnoxvilleBrussels

TYS - BRU

TYSBRU

Knoxville McGhee Tyson

sáb. 11/1

7:20 pm-7:50 am

2 stops31h 30m

Brussels Bruxelles-National

sáb. 11/15

10:00 am-5:08 pm

2 stops37h 08m

$639

KnoxvilleBrussels

TYS - BRU

TYSBRU

Knoxville McGhee Tyson

mar. 9/23

4:13 pm-3:20 pm

2 stops17h 07m

Brussels Bruxelles-National

mié. 10/1

4:00 pm-11:44 pm

2 stops37h 44m

$659

KnoxvilleBrussels

TYS - BRU

TYSBRU

Knoxville McGhee Tyson

lun. 12/1

5:52 pm-4:40 pm

2 stops16h 48m

Brussels Bruxelles-National

lun. 12/15

3:00 pm-8:40 pm

2 stops35h 40m

$682

KnoxvilleBrussels

TYS - BRU

TYSBRU

Knoxville McGhee Tyson

lun. 12/1

1:25 pm-11:10 am

2 stops15h 45m

Brussels Bruxelles-National

lun. 12/15

11:50 am-12:05 am

3 stops18h 15m

$740

KnoxvilleBrussels

TYS - BRU

TYSBRU

Knoxville McGhee Tyson

mar. 9/23

10:24 am-8:40 am

1 stop16h 16m

Brussels Bruxelles-National

mié. 10/1

10:45 am-5:03 pm

1 stop12h 18m

$816

KnoxvilleBrussels

TYS - BRU

TYSBRU

Knoxville McGhee Tyson

sáb. 11/1

7:20 pm-7:15 am

1 stop30h 55m

Brussels Bruxelles-National

sáb. 11/15

11:55 am-11:59 pm

1 stop18h 04m

$864

KnoxvilleBrussels

TYS - BRU

TYSBRU

Knoxville McGhee Tyson

jue. 9/4

9:55 am-8:05 am

3 stops16h 10m

Brussels Bruxelles-National

dom. 10/5

10:00 am-10:50 pm

2 stops18h 50m

$1,003

KnoxvilleBrussels

TYS - BRU

TYSBRU

Knoxville McGhee Tyson

lun. 12/1

5:45 am-7:50 am

3 stops20h 05m

Brussels Bruxelles-National

lun. 12/15

7:00 am-7:29 pm

3 stops18h 29m

$1,046

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Best time to book a flight from Knoxville to Belgium

Have a flexible travel schedule? Discover the best time to fly to Belgium 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 Belgium

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

Find hourly flight availability from Knoxville to Belgium. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated julio 31, 2025.

When flying from Knoxville to Belgium, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Belgium

Get insights into the airlines that provide service to Belgium. 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 Belgium. Reviews last updated julio 31, 2025.
Read through reviews of airlines operating flights from Knoxville to Belgium, such as KLM, United Airlines, and Scandinavian Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,383 reviews

Comfort

7.7

Crew

8.4

Food

7.3

Overall

7.8

Boarding

7.8

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
KLM
7.8
Good
1,383 reviews
KLM
7.8
Good
1,383 reviews

Comfort

7.7

Crew

8.4

Food

7.3

Overall

7.8

Boarding

7.8

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
United Airlines
7.4
Good
8,900 reviews
KLM
7.8
Good
1,383 reviews

Comfort

7.7

Crew

8.4

Food

7.3

Overall

7.8

Boarding

7.8

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
Scandinavian Airlines
7.4
Good
1,457 reviews
KLM
7.8
Good
1,383 reviews

Comfort

7.7

Crew

8.4

Food

7.3

Overall

7.8

Boarding

7.8

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
American Airlines
7.2
Good
10,000 reviews
KLM
7.8
Good
1,383 reviews

Comfort

7.7

Crew

8.4

Food

7.3

Overall

7.8

Boarding

7.8

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
Air Canada
7.1
Good
9,851 reviews
KLM
7.8
Good
1,383 reviews

Comfort

7.7

Crew

8.4

Food

7.3

Overall

7.8

Boarding

7.8

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Related info for your journey

Find useful and relevant information for your journey from Knoxville to Belgium. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Knoxville to Belgium?

    Located just 11.3 mi from the city center, Knoxville McGhee Tyson (TYS) is the airport most travelers will use when flying to Belgium from Knoxville.

  • Can I find deals for flights from Knoxville to Belgium that include hotel bookings?

    Yes. In addition to deals on Knoxville to Belgium flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Knoxville to Belgium?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Knoxville to Belgium.

  • Can I find deals for business class flights from Knoxville to Belgium?

    Yes. Cheapflights offers flight deals from Knoxville to Belgium 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 Belgium?

    Currently, November is the cheapest month in which you can book a flight from Knoxville to Belgium (average of $614). Flying from Knoxville to Belgium in June is currently the most expensive (average of $1,081). 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

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 Belgium

See prices for flight routes from nearby airports that may be better suited for you.
Nashville to Heathrow flights
Nashville to Gatwick flights
Nashville to Leonardo da Vinci/Fiumicino flights
Nashville to Dublin flights
Nashville to Keflavik Intl flights
Nashville to Lisbon flights
Nashville to Charles de Gaulle flights
Nashville to London City flights
Nashville to Malpensa flights
Nashville to Athens flights
Nashville to Linate flights
Nashville to Orly flights
Nashville to Barcelona-El Prat flights
Memphis to Heathrow flights
Nashville to Madrid flights
Memphis to Leonardo da Vinci/Fiumicino flights
Knoxville to Heathrow flights
Nashville to Stansted flights
Nashville to Amsterdam flights
Nashville to Florence flights
Nashville to Frankfurt flights
Nashville to Istanbul flights
Nashville to Porto flights
Knoxville to Charles de Gaulle flights
Memphis to Gatwick flights
Knoxville to Leonardo da Vinci/Fiumicino flights
Nashville to Edinburgh flights
Knoxville to Edinburgh flights
Knoxville to Frankfurt flights
Nashville to Zurich flights
Nashville to Vicenza flights
Nashville to Naples flights
Knoxville to Dublin flights
Nashville to Copenhagen flights
Nashville to Vienna flights
Memphis to London City flights
Nashville to Munich flights
Memphis to Charles de Gaulle flights
Nashville to Budapest flights
Knoxville to London City flights
Nashville to Ibiza flights
Nashville to Manchester flights
Nashville to Sabiha Gokcen flights
Memphis to Frankfurt flights
Knoxville to Madrid flights
Memphis to Munich flights
Knoxville to Barcelona-El Prat flights
Knoxville to Gatwick flights
Memphis to Dublin flights

Top airline flying from Knoxville to Belgium

Discover the top airline that operate flights from Knoxville to Belgium. 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 julio 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$676Average$1,206FlexibilityNo cancel feeOn-time69%

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.