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Bruxelles-National

$420+ Cheap flights from Louisville (SDF) to Bruxelles-National (BRU)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/14. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — BRU
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Louisville to Bruxelles-National

Cheapest flights from Louisville to Bruxelles-National
Explore the most affordable flight options available from Louisville to Bruxelles-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This Flysmarter deal was found by Cheapflights users on 1/26. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/99:00 am
SDF
-
BRU
2 stops17h 50m
Multiple Airlines
Mon 3/168:10 pm
BRU
-
SDF
2 stops29h 04m
Multiple Airlines
Deal found 1/26$489
This Flysmarter deal was found by Cheapflights users on 1/26. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/91:56 pm
SDF
-
BRU
2 stops15h 14m
KLM
Mon 3/1610:00 am
BRU
-
SDF
1 stop28h 28m
KLM
Deal found 1/26$500
This United Airlines deal was found by Cheapflights users on 1/28. 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.
Wed 2/259:00 am
SDF
-
BRU
2 stops22h 15m
United Airlines
Sun 3/111:15 am
BRU
-
SDF
1 stop14h 40m
United Airlines
Deal found 1/28$506
This oojo deal was found by Cheapflights users on 1/28. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/91:30 pm
SDF
-
BRU
2 stops26h 30m
British Airways
Mon 3/1611:50 am
BRU
-
SDF
2 stops27h 14m
British Airways
Deal found 1/28$511

Find flight deals from Louisville to Bruxelles-National

Discover tips and strategies to find the most affordable flight options for your journey from Louisville (SDF) to Bruxelles-National (BRU). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$489
(Flysmarter)

One-way from

$420
(American Airlines)

Popular in

October

Cheapest in

March

Average price

$707
Provider with most accurate pricing for Louisville Intl-Brussels Bruxelles-National flight deals.
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Provider most trusted by Cheapflights users for Louisville Intl-Brussels Bruxelles-National flights.
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From Louisville Intl to Brussels Bruxelles-National
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One-way flight from Louisville Intl to Brussels Bruxelles-National
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Highest demand for flights based on searches. 3% potential increase in price ($33 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($45 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Louisville to Bruxelles-National 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 January 29, 2026.
Use the filters below to find and compare flights from Louisville to Brussels Bruxelles-National Airport that are best for you.

Fly from

Louisville

Fly to

Bruxelles-National

Route

Depart

Return

Price

LouisvilleBrussels

SDF - BRU

SDFBRU

Louisville Intl

Mon 3/9

9:00 am-7:50 am

2 stops17h 50m

Brussels Bruxelles-National

Mon 3/16

8:10 pm-8:14 pm

2 stops29h 04m

$489

LouisvilleBrussels

SDF - BRU

SDFBRU

Louisville Intl

Mon 3/9

1:56 pm-10:10 am

2 stops15h 14m

Brussels Bruxelles-National

Mon 3/16

10:00 am-9:28 am

1 stop28h 28m

$500

LouisvilleBrussels

SDF - BRU

SDFBRU

Louisville Intl

Wed 2/25

9:00 am-1:15 pm

2 stops22h 15m

Brussels Bruxelles-National

Sun 3/1

11:15 am-7:55 pm

1 stop14h 40m

$506

LouisvilleBrussels

SDF - BRU

SDFBRU

Louisville Intl

Tue 7/14

8:15 pm-8:25 pm

2 stops18h 10m

$420

LouisvilleBrussels

SDF - BRU

SDFBRU

Louisville Intl

Tue 7/14

11:00 am-9:00 am

1 stop16h 00m

$424

LouisvilleBrussels

SDF - BRU

SDFBRU

Louisville Intl

Tue 7/14

9:00 am-7:10 am

3 stops16h 10m

$435

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Compare providers for flights from Louisville to Bruxelles-National

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Louisville to Bruxelles-National in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Louisville-Brussels Bruxelles-National Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Louisville-Brussels Bruxelles-National Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Louisville-Brussels Bruxelles-National Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Louisville-Brussels Bruxelles-National Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Louisville-Brussels Bruxelles-National Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Louisville to Bruxelles-National

Have a flexible travel schedule? Discover the best time to fly to Bruxelles-National from Louisville 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 Louisville to Brussels Bruxelles-National Airport

What is the cheapest month to book a flight from Louisville to Brussels Bruxelles-National Airport?

Currently, February is the cheapest month in which you can book a flight from Louisville to Brussels Bruxelles-National Airport (average of $486). Flying from Louisville to Brussels Bruxelles-National Airport in June is currently the most expensive (average of $944). 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.

Reviews of airlines servicing Bruxelles-National

Get insights into the airlines that provide service to Bruxelles-National. 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 Bruxelles-National. Reviews last updated January 29, 2026.
Read through reviews of airlines operating flights from Louisville to Brussels Bruxelles-National Airport, such as United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,215 reviews

Overall

7.4

Crew

8.1

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,215 reviews
United Airlines
7.4
Good
9,215 reviews

Overall

7.4

Crew

8.1

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from Louisville to Bruxelles-National. 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 Louisville to Brussels Bruxelles-National?

    If you book a flight to Brussels Bruxelles-National from Louisville, you will be flying from Louisville Intl, which is the city’s only airport. Louisville Intl (SDF) is located 5.3 mi from the center of Louisville. There are 0 flights from Louisville Intl to Brussels Bruxelles-National per day from 1 airline.

  • How long is the flight from Louisville to Brussels Bruxelles-National Airport?

    KLM and United Airlines can get you from Louisville to Brussels Bruxelles-National Airport in just under 15h 14m. Your travel time can differ by up to 7h 01m. Louisville and Brussels Bruxelles-National Airport are separated by a distance of 4244 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What is the cheapest airline to fly from Louisville to Brussels Bruxelles-National Airport round-trip?

    Our cheapest airline available from Louisville to Brussels Bruxelles-National Airport is United Airlines. Our recent data shows that you can find tickets from as low as $637 on this airline. This flight start at 32% lower than the current average price 3 months from now.

  • Can I find deals for flights from Louisville to Bruxelles-National that include hotel bookings?

    Yes. In addition to deals on Louisville to Bruxelles-National flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Louisville to Bruxelles-National?

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

  • Can I find deals for business class flights from Louisville to Bruxelles-National?

    Yes. Cheapflights offers flight deals from Louisville to Bruxelles-National 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 Louisville to Brussels Bruxelles-National Airport?

    Currently, February is the cheapest month in which you can book a flight from Louisville to Brussels Bruxelles-National Airport (average of $486). Flying from Louisville to Brussels Bruxelles-National Airport in June is currently the most expensive (average of $944). 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

Traveling to a place near Brussels Bruxelles-National Airport?

Book flights to Brussels Bruxelles-National Airport if you plan to visit one of these locations
Mons
Hasselt
Charleroi
Mechelen
Zaventem

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Top airline flying from Louisville to Bruxelles-National

Discover the top airline that operate flights from Louisville to Bruxelles-National. 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 January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$637Average$1,008FlexibilityNo cancel feeOn-time69%

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