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Cheap flights from Knoxville to Belgium from $248

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 Belgium departing on 5/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Knoxville to Belgium

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
2:25 pm - 1:15 pm
TYS
-
BRU
16h 50m
2 stops
United Airlines Logo
9:25 am - 10:29 pm
BRU
-
TYS
43h 04m
2 stops
$485United Airlines
Wed, Apr 8 - Wed, Apr 22
United Airlines Logo
2:25 pm - 7:15 am
TYS
-
BRU
10h 50m
1 stop
United Airlines Logo
9:25 am - 10:29 pm
BRU
-
TYS
43h 04m
2 stops
$488United Airlines
Wed, Apr 8 - Wed, Apr 22
United Airlines Logo
7:25 pm - 8:05 am
TYS
-
BRU
31h 40m
2 stops
United Airlines Logo
10:10 am - 10:19 am
BRU
-
TYS
29h 09m
1 stop
$499United Airlines
Mon, Mar 9 - Mon, Mar 16
Lufthansa Logo
7:20 pm - 7:55 pm
TYS
-
BRU
18h 35m
2 stops
Lufthansa Logo
8:30 am - 11:03 pm
BRU
-
TYS
20h 33m
2 stops
$503Lufthansa
Wed, Apr 8 - Wed, Apr 22
Lufthansa Logo
5:48 pm - 7:55 pm
TYS
-
BRU
20h 07m
2 stops
Lufthansa Logo
8:30 am - 11:03 pm
BRU
-
TYS
20h 33m
2 stops
$504Lufthansa
Wed, Apr 8 - Wed, Apr 22
United Airlines Logo
2:25 pm - 1:15 pm
TYS
-
BRU
16h 50m
2 stops
United Airlines Logo
10:15 am - 4:52 pm
BRU
-
TYS
12h 37m
1 stop
$505United Airlines
Wed, Apr 8 - Wed, Apr 22
United Airlines Logo
2:25 pm - 1:15 pm
TYS
-
BRU
16h 50m
2 stops
United Airlines Logo
10:15 am - 10:08 am
BRU
-
TYS
29h 53m
1 stop
$506United Airlines
Wed, Apr 8 - Wed, Apr 22
United Airlines Logo
2:25 pm - 7:15 am
TYS
-
BRU
10h 50m
1 stop
United Airlines Logo
10:15 am - 11:03 pm
BRU
-
TYS
18h 48m
1 stop
$508United Airlines
Wed, Apr 8 - Wed, Apr 22
United Airlines Logo
2:25 pm - 7:15 am
TYS
-
BRU
10h 50m
1 stop
United Airlines Logo
10:15 am - 4:52 pm
BRU
-
TYS
12h 37m
1 stop
$509United Airlines
Wed, Apr 8 - Wed, Apr 22
Delta Logo
5:40 am - 8:00 am
TYS
-
BRU
21h 20m
1 stop
Delta Logo
6:15 am - 8:35 pm
BRU
-
TYS
19h 20m
2 stops
$510Delta
Mon, Mar 9 - Mon, Mar 16

Lufthansa flights from Knoxville to Belgium

Our best Lufthansa deals on Knoxville to Belgium flight tickets
Lufthansa
Apr 8
TYS7:20 pmKnoxville McGhee Tyson
18h 35m
2 stops
BRU7:55 pmBrussels Bruxelles-National
Apr 22
BRU8:30 amBrussels Bruxelles-National
20h 33m
2 stops
TYS11:03 pmKnoxville McGhee Tyson
$503
Lufthansa
Apr 8
TYS5:48 pmKnoxville McGhee Tyson
20h 07m
2 stops
BRU7:55 pmBrussels Bruxelles-National
Apr 22
BRU8:30 amBrussels Bruxelles-National
20h 33m
2 stops
TYS11:03 pmKnoxville McGhee Tyson
$504
Lufthansa
Jul 21
TYS7:20 pmKnoxville McGhee Tyson
14h 55m
2 stops
BRU4:15 pmBrussels Bruxelles-National
Aug 17
BRU9:30 amBrussels Bruxelles-National
20h 29m
2 stops
TYS11:59 pmKnoxville McGhee Tyson
$941

United Airlines flights from Knoxville to Belgium

Our best United Airlines deals on Knoxville to Belgium flight tickets
United Airlines
Apr 8
TYS2:25 pmKnoxville McGhee Tyson
16h 50m
2 stops
BRU1:15 pmBrussels Bruxelles-National
Apr 22
BRU9:25 amBrussels Bruxelles-National
43h 04m
2 stops
TYS10:29 pmKnoxville McGhee Tyson
$485
United Airlines
Apr 8
TYS2:25 pmKnoxville McGhee Tyson
10h 50m
1 stop
BRU7:15 amBrussels Bruxelles-National
Apr 22
BRU9:25 amBrussels Bruxelles-National
43h 04m
2 stops
TYS10:29 pmKnoxville McGhee Tyson
$488
United Airlines
Mar 9
TYS7:25 pmKnoxville McGhee Tyson
31h 40m
2 stops
BRU8:05 amBrussels Bruxelles-National
Mar 16
BRU10:10 amBrussels Bruxelles-National
29h 09m
1 stop
TYS10:19 amKnoxville McGhee Tyson
$499

momondo 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, momondo users made 832,500 searches. Data last updated February 5, 2026.
Use the filters below to find and compare flights from Knoxville to Belgium that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

KnoxvilleBrussels

TYS - BRU

TYSBRU

Knoxville McGhee Tyson

Wed 4/8

2:25 pm-1:15 pm

2 stops16h 50m

Brussels Bruxelles-National

Wed 4/22

9:25 am-10:29 pm

2 stops43h 04m

$485

KnoxvilleBrussels

TYS - BRU

TYSBRU

Knoxville McGhee Tyson

Wed 4/8

2:25 pm-7:15 am

1 stop10h 50m

Brussels Bruxelles-National

Wed 4/22

9:25 am-10:29 pm

2 stops43h 04m

$488

KnoxvilleBrussels

TYS - BRU

TYSBRU

Knoxville McGhee Tyson

Mon 3/9

7:25 pm-8:05 am

2 stops31h 40m

Brussels Bruxelles-National

Mon 3/16

10:10 am-10:19 am

1 stop29h 09m

$499

KnoxvilleBrussels

TYS - BRU

TYSBRU

Knoxville McGhee Tyson

Wed 4/8

7:20 pm-7:55 pm

2 stops18h 35m

Brussels Bruxelles-National

Wed 4/22

8:30 am-11:03 pm

2 stops20h 33m

$503

KnoxvilleBrussels

TYS - BRU

TYSBRU

Knoxville McGhee Tyson

Wed 4/8

5:48 pm-7:55 pm

2 stops20h 07m

Brussels Bruxelles-National

Wed 4/22

8:30 am-11:03 pm

2 stops20h 33m

$504

KnoxvilleBrussels

TYS - BRU

TYSBRU

Knoxville McGhee Tyson

Wed 4/8

2:25 pm-1:15 pm

2 stops16h 50m

Brussels Bruxelles-National

Wed 4/22

10:15 am-4:52 pm

1 stop12h 37m

$505

KnoxvilleBrussels

TYS - BRU

TYSBRU

Knoxville McGhee Tyson

Wed 4/8

2:25 pm-1:15 pm

2 stops16h 50m

Brussels Bruxelles-National

Wed 4/22

10:15 am-10:08 am

1 stop29h 53m

$506

KnoxvilleBrussels

TYS - BRU

TYSBRU

Knoxville McGhee Tyson

Wed 4/8

2:25 pm-7:15 am

1 stop10h 50m

Brussels Bruxelles-National

Wed 4/22

10:15 am-11:03 pm

1 stop18h 48m

$508

KnoxvilleBrussels

TYS - BRU

TYSBRU

Knoxville McGhee Tyson

Wed 4/8

2:25 pm-7:15 am

1 stop10h 50m

Brussels Bruxelles-National

Wed 4/22

10:15 am-4:52 pm

1 stop12h 37m

$509

KnoxvilleBrussels

TYS - BRU

TYSBRU

Knoxville McGhee Tyson

Mon 3/9

5:40 am-8:00 am

1 stop21h 20m

Brussels Bruxelles-National

Mon 3/16

6:15 am-8:35 pm

2 stops19h 20m

$510

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Belgium from

How to get the cheapest flight ticket from Knoxville to Belgium

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

Can stopping save me money on Knoxville to Belgium flights?

You could potentially save up to 1% on your flight if you consider stops on a Knoxville to Belgium flight.

Cheap Knoxville to Belgium flight deals and tips

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

Fastest flight time

13h 40m

Direct flights

None
The fastest flight from Knoxville to Belgium takes 13h 40m
There are no direct flights from Knoxville to Belgium. There are no popular flight routes from Knoxville to Belgium.
Search flight deals

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

    Prices for flights from Knoxville McGhee Tyson Airport to Belgium were last updated today.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Knoxville McGhee Tyson Airport to Belgium.

  • What documentation or ID do you need to fly to Belgium?

    The necessary travel and health documents for your Belgium trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Knoxville to Belgium

Compare and see reviews for airlines that fly from Knoxville to Belgium with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $603Free CancellationRating
7.4
9,240 reviews
Search United Airlines flights

Why use momondo?

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

It is quick and easy to find Knoxville to Belgium 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 Belgium that suits you.

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

All flight searches from Knoxville to Belgium on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Knoxville to Belgium?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Knoxville to Belgium.

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

Yes. momondo can track prices for Knoxville to Belgium flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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