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Cheap flights from Louisville to Brussels from $568

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Louisville to Brussels departing on 8/15. 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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0 bags

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Find the cheapest flights from Louisville to Brussels

Cheap round-trip flights

Air Canada Logo
9:55 am - 8:00 amSDF-BRU
40h 05m2 stops
Air Canada Logo
10:00 am - 10:24 pmBRU-SDF
42h 24m2 stops
$690Air Canada
Find Deal
Thu, Aug 21 - Sun, Aug 24
United Airlines Logo
1:00 pm - 7:25 amSDF-BRU
12h 25m1 stop
United Airlines Logo
10:15 am - 8:28 pmBRU-SDF
16h 13m1 stop
$707United Airlines
Find Deal
Thu, Aug 21 - Sun, Aug 24
British Airways Logo
3:36 pm - 6:00 pmSDF-BRU
20h 24m2 stops
British Airways Logo
8:35 pm - 6:39 pmBRU-SDF
28h 04m2 stops
$762British Airways
Find Deal
Sun, Sep 14 - Sun, Sep 21
United Airlines Logo
1:00 pm - 7:15 amSDF-BRU
12h 15m1 stop
United Airlines Logo
10:00 am - 12:49 pmBRU-SDF
32h 49m2 stops
$798United Airlines
Find Deal
Sun, Sep 14 - Sun, Sep 21
United Airlines Logo
1:00 pm - 7:15 amSDF-BRU
12h 15m1 stop
United Airlines Logo
10:15 am - 5:16 pmBRU-SDF
13h 01m1 stop
$821United Airlines
Find Deal
Sun, Sep 14 - Sun, Sep 21
Air Canada Logo
9:05 am - 8:05 amSDF-BRU
17h 00m3 stops
Air Canada Logo
7:00 am - 8:28 pmBRU-SDF
19h 28m3 stops
$1,045Air Canada
Find Deal
Sun, Sep 14 - Sun, Sep 21
Scandinavian Airlines Logo
12:45 pm - 7:50 pmSDF-BRU
25h 05m2 stops
Scandinavian Airlines Logo
9:20 pm - 9:14 pmBRU-SDF
29h 54m3 stops
$1,165Scandinavian Airlines
Find Deal
Thu, Aug 21 - Sun, Aug 24
Logo
9:05 am - 8:05 amSDF-BRU
17h 00m3 stops
Logo
10:00 am - 10:24 pmBRU-SDF
18h 24m2 stops
$1,207
Find Deal
Sun, Sep 14 - Sun, Sep 21
Air Canada Logo
9:05 am - 8:00 amSDF-BRU
16h 55m3 stops
Air Canada Logo
7:00 am - 8:28 pmBRU-SDF
19h 28m3 stops
$1,476Air Canada
Find Deal
Thu, Aug 21 - Sun, Aug 24
United Airlines Logo
10:55 am - 7:45 amSDF-BRU
14h 50m2 stops
United Airlines Logo
11:15 am - 8:48 pmBRU-SDF
15h 33m2 stops
$1,915United Airlines
Find Deal
Sun, Oct 5 - Sun, Oct 12

Air Canada flights from Louisville to Brussels Bruxelles-National Airport

Our best Air Canada deals on Louisville to Brussels Bruxelles-National Airport flight tickets
Air Canada
Aug 21
SDF9:55 amLouisville Intl
40h 05m
2 stops
BRU8:00 amBrussels Bruxelles-National
Aug 24
BRU10:00 amBrussels Bruxelles-National
42h 24m
2 stops
SDF10:24 pmLouisville Intl
$690
Find similar
Air Canada
Sep 14
SDF9:05 amLouisville Intl
17h 00m
3 stops
BRU8:05 amBrussels Bruxelles-National
Sep 21
BRU7:00 amBrussels Bruxelles-National
19h 28m
3 stops
SDF8:28 pmLouisville Intl
$1,045
Find similar
Air Canada
Aug 21
SDF9:05 amLouisville Intl
16h 55m
3 stops
BRU8:00 amBrussels Bruxelles-National
Aug 24
BRU7:00 amBrussels Bruxelles-National
19h 28m
3 stops
SDF8:28 pmLouisville Intl
$1,476
Find similar

United Airlines flights from Louisville to Brussels Bruxelles-National Airport

Our best United Airlines deals on Louisville to Brussels Bruxelles-National Airport flight tickets
United Airlines
Aug 21
SDF1:00 pmLouisville Intl
12h 25m
1 stop
BRU7:25 amBrussels Bruxelles-National
Aug 24
BRU10:15 amBrussels Bruxelles-National
16h 13m
1 stop
SDF8:28 pmLouisville Intl
$707
Find similar
United Airlines
Sep 14
SDF1:00 pmLouisville Intl
12h 15m
1 stop
BRU7:15 amBrussels Bruxelles-National
Sep 21
BRU10:00 amBrussels Bruxelles-National
32h 49m
2 stops
SDF12:49 pmLouisville Intl
$798
Find similar
United Airlines
Sep 14
SDF1:00 pmLouisville Intl
12h 15m
1 stop
BRU7:15 amBrussels Bruxelles-National
Sep 21
BRU10:15 amBrussels Bruxelles-National
13h 01m
1 stop
SDF5:16 pmLouisville Intl
$821
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Louisville to Brussels Bruxelles-National Airport 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 July 31, 2025.
Use the filters below to find and compare flights from Louisville to Brussels Bruxelles-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LouisvilleBrussels

SDF - BRU

SDFBRU

Louisville Intl

Thu 8/21

9:55 am-8:00 am

2 stops40h 05m

Brussels Bruxelles-National

Sun 8/24

10:00 am-10:24 pm

2 stops42h 24m

$690

LouisvilleBrussels

SDF - BRU

SDFBRU

Louisville Intl

Thu 8/21

1:00 pm-7:25 am

1 stop12h 25m

Brussels Bruxelles-National

Sun 8/24

10:15 am-8:28 pm

1 stop16h 13m

$707

LouisvilleBrussels

SDF - BRU

SDFBRU

Louisville Intl

Sun 9/14

3:36 pm-6:00 pm

2 stops20h 24m

Brussels Bruxelles-National

Sun 9/21

8:35 pm-6:39 pm

2 stops28h 04m

$762

LouisvilleBrussels

SDF - BRU

SDFBRU

Louisville Intl

Sun 9/14

1:00 pm-7:15 am

1 stop12h 15m

Brussels Bruxelles-National

Sun 9/21

10:00 am-12:49 pm

2 stops32h 49m

$798

LouisvilleBrussels

SDF - BRU

SDFBRU

Louisville Intl

Sun 9/14

1:00 pm-7:15 am

1 stop12h 15m

Brussels Bruxelles-National

Sun 9/21

10:15 am-5:16 pm

1 stop13h 01m

$821

LouisvilleBrussels

SDF - BRU

SDFBRU

Louisville Intl

Sun 9/14

9:05 am-8:05 am

3 stops17h 00m

Brussels Bruxelles-National

Sun 9/21

7:00 am-8:28 pm

3 stops19h 28m

$1,045

LouisvilleBrussels

SDF - BRU

SDFBRU

Louisville Intl

Thu 8/21

12:45 pm-7:50 pm

2 stops25h 05m

Brussels Bruxelles-National

Sun 8/24

9:20 pm-9:14 pm

3 stops29h 54m

$1,165

LouisvilleBrussels

SDF - BRU

SDFBRU

Louisville Intl

Sun 9/14

9:05 am-8:05 am

3 stops17h 00m

Brussels Bruxelles-National

Sun 9/21

10:00 am-10:24 pm

2 stops18h 24m

$1,207

LouisvilleBrussels

SDF - BRU

SDFBRU

Louisville Intl

Thu 8/21

9:05 am-8:00 am

3 stops16h 55m

Brussels Bruxelles-National

Sun 8/24

7:00 am-8:28 pm

3 stops19h 28m

$1,476

LouisvilleBrussels

SDF - BRU

SDFBRU

Louisville Intl

Sun 10/5

10:55 am-7:45 am

2 stops14h 50m

Brussels Bruxelles-National

Sun 10/12

11:15 am-8:48 pm

2 stops15h 33m

$1,915

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
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See travel insights to Brussels from

How to get the cheapest flight ticket from Louisville to Brussels Bruxelles-National Airport

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 day to depart on your flight to Brussels Bruxelles-National Airport?

The cheapest day to depart from Louisville to Brussels Bruxelles-National Airport is on a Thursday. Travelers who choose to depart for Brussels Bruxelles-National Airport on a Thursday will often find tickets for as low as $826. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Louisville to Brussels Bruxelles-National Airport for around $1,332.

What is the cheapest time of day to depart on your flight to Brussels Bruxelles-National Airport?

Our most recent data shows that the best time of day to fly to Brussels Bruxelles-National Airport is in the morning. Flights from Louisville to Brussels Bruxelles-National Airport during this time can be as low as $811. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $1,238 on average. Flights to Brussels Bruxelles-National Airport from Louisville at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

When to book flights from Louisville to Brussels Bruxelles-National Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Louisville to Brussels Bruxelles-National Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Louisville to Brussels Bruxelles-National Airport (SDF to BRU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Louisville to Brussels Bruxelles-National Airport

Best Price Found

$568

Fastest flight time

12h 15m

Direct flights

None
The best one-way flight to Brussels Bruxelles-National Airport from Louisville in the past 72 hours is $568. The best round-trip flight deal from Louisville to Brussels Bruxelles-National Airport found on momondo in the last 72 hours is $690.
The fastest flight from Louisville to Brussels Bruxelles-National Airport takes 12h 15m
There are no direct flights from Louisville to Brussels Bruxelles-National Airport. Popular non-direct route for this connection is Louisville Intl Airport - Brussels Bruxelles-National Airport.
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  • How far is Louisville Intl to Brussels Bruxelles-National by plane?

    The distance between Louisville Intl and Brussels Bruxelles-National is about 4240.8 mi. Typically, this will take 12h 15m by plane in normal conditions.

  • When did momondo last update prices for flights from Louisville Intl Airport to Brussels Bruxelles-National Airport?

    Prices for flights from Louisville Intl Airport to Brussels Bruxelles-National Airport refresh daily.

  • How many operators does momondo search for flights from Louisville Intl Airport to Brussels Bruxelles-National Airport?

  • How old do you have to be to fly from Louisville Intl Airport to Brussels Bruxelles-National Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Louisville Intl Airport to Brussels Bruxelles-National Airport.

  • What documentation or ID do you need to fly to Brussels Bruxelles-National Airport?

    The travel and health documents required for your trip to Brussels Bruxelles-National Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Brussels Bruxelles-National Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Louisville to Brussels Bruxelles-National Airport?

Best airlines flying from Louisville to Brussels Bruxelles-National Airport

Compare and see reviews for airlines that fly from Louisville to Brussels Bruxelles-National Airport with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $603Free CancellationRating
7.4
8,900 reviews
Search United Airlines flights

Traveling to a place near Brussels?

Book flights to Brussels if you plan to visit one of these locations
Bruges
Ghent
Leuven
Charleroi
Spa
Namur
Aalst
Hasselt
Zaventem
Mons
Genk
Dinant
Waterloo
Mechelen
Knokke-Heist
Tournai
Durbuy
Oostkamp

Why use momondo?

Why should I use momondo to find a flight deal from Louisville to Brussels?

Finding the right flight to Brussels from Louisville is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Brussels quick and easy, saving you time and money.

Can I find flights from Louisville to Brussels with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Brussels from Louisville with this policy.

How can momondo help me find flights from Louisville to Brussels?

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

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

Yes momondo offers price alerts on flights to Brussels from Louisville. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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