What is the cheapest airline that flies from Louisville Intl to Belgium?

Aer Lingus, Lufthansa, and Air Canada are the most popular carriers operating from Louisville Intl to Belgium

What airlines fly to Belgium?

United Airlines, Air Canada and British Airways are the top three most popular airlines that fly to Belgium from Louisville according to our data. United Airlines is the first choice among our users, with 71% of people opting to fly with this airline when traveling to Belgium. Keep in mind that there are 3 different airlines that fly to Belgium on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Louisville Intl Airport to Belgium?

Prices for flights from Louisville Intl Airport to Belgium refresh daily.

How old do you have to be to fly from Louisville Intl Airport to Belgium?

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 Belgium.

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

The travel and health documents required for your trip to Belgium 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 Belgium. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$478 Cheap Flights from Louisville to Belgium in 2026

Find the cheapest flights from Louisville to Belgium

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:15 am - 7:10 am

SDF

BRU

18h 55m

2 stops

9:30 am - 10:59 pm

BRU

SDF

19h 29m

2 stops

$915Air Canada

Thu, Aug 13 - Thu, Aug 20

10:05 am - 7:15 am

SDF

BRU

15h 10m

1 stop

11:10 am - 8:13 pm

BRU

SDF

15h 03m

1 stop

$923Lufthansa

Thu, Aug 13 - Thu, Aug 20

7:55 pm - 7:10 am

SDF

BRU

29h 15m

2 stops

9:55 am - 4:38 pm

BRU

SDF

36h 43m

2 stops

$932United Airlines

Sat, Aug 1 - Mon, Aug 17

5:50 pm - 9:00 am

SDF

BRU

33h 10m

1 stop

9:55 am - 4:38 pm

BRU

SDF

36h 43m

2 stops

$934United Airlines

Sat, Aug 1 - Mon, Aug 17

11:00 am - 7:45 am

SDF

BRU

14h 45m

1 stop

12:00 pm - 11:59 pm

BRU

SDF

17h 59m

2 stops

$942United Airlines

Thu, Aug 13 - Thu, Aug 20

9:00 am - 7:10 am

SDF

BRU

16h 10m

2 stops

6:20 am - 8:36 pm

BRU

SDF

20h 16m

3 stops

$960Multiple Airlines

Thu, Aug 13 - Thu, Aug 20

9:00 am - 7:10 am

SDF

BRU

16h 10m

3 stops

9:30 am - 10:59 pm

BRU

SDF

19h 29m

3 stops

$964Air Canada

Thu, Aug 13 - Thu, Aug 20

3:50 pm - 7:40 am

SDF

BRU

33h 50m

1 stop

9:45 am - 5:00 pm

BRU

SDF

13h 15m

1 stop

$986Air France

Sat, Aug 1 - Mon, Aug 17

1:07 pm - 1:10 pm

SDF

BRU

18h 03m

2 stops

6:45 am - 11:59 pm

BRU

SDF

23h 14m

2 stops

$1,051Lufthansa

Tue, Jul 21 - Mon, Jul 27

1:48 pm - 7:15 am

SDF

BRU

11h 27m

1 stop

11:10 am - 10:50 pm

BRU

SDF

17h 40m

1 stop

$1,058United Airlines

Tue, Jul 21 - Mon, Jul 27

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Delta flights from Louisville to Belgium

Our best Delta deals on Louisville to Belgium flight tickets

Delta

Jul 13

SDF11:17 amLouisville Intl

14h 23m

1 stop

BRU7:40 amBrussels Bruxelles-National

Jul 22

BRU8:05 amBrussels Bruxelles-National

15h 44m

2 stops

SDF5:49 pmLouisville Intl

$1,388

Delta

Jul 1

SDF1:02 pmLouisville Intl

12h 38m

1 stop

BRU7:40 amBrussels Bruxelles-National

Jul 4

BRU9:45 amBrussels Bruxelles-National

20h 36m

1 stop

SDF12:21 amLouisville Intl

$2,038

Delta

Jul 1

SDF5:59 pmLouisville Intl

14h 41m

2 stops

BRU2:40 pmBrussels Bruxelles-National

Jul 4

BRU6:20 amBrussels Bruxelles-National

16h 26m

2 stops

SDF4:46 pmLouisville Intl

$2,056

Lufthansa flights from Louisville to Belgium

Our best Lufthansa deals on Louisville to Belgium flight tickets

Lufthansa

Aug 13

SDF10:05 amLouisville Intl

15h 10m

1 stop

BRU7:15 amBrussels Bruxelles-National

Aug 20

BRU11:10 amBrussels Bruxelles-National

15h 03m

1 stop

SDF8:13 pmLouisville Intl

$923

Lufthansa

Jul 21

SDF1:07 pmLouisville Intl

18h 03m

2 stops

BRU1:10 pmBrussels Bruxelles-National

Jul 27

BRU6:45 amBrussels Bruxelles-National

23h 14m

2 stops

SDF11:59 pmLouisville Intl

$1,051

Lufthansa

Jul 13

SDF1:08 pmLouisville Intl

18h 32m

2 stops

BRU1:40 pmBrussels Bruxelles-National

Jul 22

BRU1:45 pmBrussels Bruxelles-National

15h 05m

2 stops

SDF10:50 pmLouisville Intl

$1,228

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LouisvilleBrussels

SDF - BRU

SDFBRU

Louisville Intl

Thu 8/13

6:15 am-7:10 am

2 stops18h 55m

Brussels Bruxelles-National

Thu 8/20

9:30 am-10:59 pm

2 stops19h 29m

$915

LouisvilleBrussels

SDF - BRU

SDFBRU

Louisville Intl

Thu 8/13

10:05 am-7:15 am

1 stop15h 10m

Brussels Bruxelles-National

Thu 8/20

11:10 am-8:13 pm

1 stop15h 03m

$923

LouisvilleBrussels

SDF - BRU

SDFBRU

Louisville Intl

Sat 8/1

7:55 pm-7:10 am

2 stops29h 15m

Brussels Bruxelles-National

Mon 8/17

9:55 am-4:38 pm

2 stops36h 43m

$932

LouisvilleBrussels

SDF - BRU

SDFBRU

Louisville Intl

Sat 8/1

5:50 pm-9:00 am

1 stop33h 10m

Brussels Bruxelles-National

Mon 8/17

9:55 am-4:38 pm

2 stops36h 43m

$934

LouisvilleBrussels

SDF - BRU

SDFBRU

Louisville Intl

Thu 8/13

11:00 am-7:45 am

1 stop14h 45m

Brussels Bruxelles-National

Thu 8/20

12:00 pm-11:59 pm

2 stops17h 59m

$942

LouisvilleBrussels

SDF - BRU

SDFBRU

Louisville Intl

Thu 8/13

9:00 am-7:10 am

2 stops16h 10m

Brussels Bruxelles-National

Thu 8/20

6:20 am-8:36 pm

3 stops20h 16m

$960

LouisvilleBrussels

SDF - BRU

SDFBRU

Louisville Intl

Thu 8/13

9:00 am-7:10 am

3 stops16h 10m

Brussels Bruxelles-National

Thu 8/20

9:30 am-10:59 pm

3 stops19h 29m

$964

LouisvilleBrussels

SDF - BRU

SDFBRU

Louisville Intl

Sat 8/1

3:50 pm-7:40 am

1 stop33h 50m

Brussels Bruxelles-National

Mon 8/17

9:45 am-5:00 pm

1 stop13h 15m

$986

LouisvilleBrussels

SDF - BRU

SDFBRU

Louisville Intl

Tue 7/21

1:07 pm-1:10 pm

2 stops18h 03m

Brussels Bruxelles-National

Mon 7/27

6:45 am-11:59 pm

2 stops23h 14m

$1,051

Quickest round-trip

LouisvilleBrussels

SDF - BRU

SDFBRU

Louisville Intl

Tue 7/21

1:48 pm-7:15 am

1 stop11h 27m

Brussels Bruxelles-National

Mon 7/27

11:10 am-10:50 pm

1 stop17h 40m

$1,058

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 resultsSorted by cheapest first

How to get the cheapest flight ticket from Louisville 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

Prices

Airlines

Can stopping save me money on Louisville to Belgium flights?

You could potentially save up to 30% on your flight if you consider stops on a Louisville to Belgium flight.

Cheap Louisville to Belgium flight deals and tips

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

Fastest flight time	18h 03m
Direct flights	None

The fastest flight from Louisville to Belgium takes 18h 03m

There are no direct flights from Louisville to Belgium. There are no popular flight routes from Louisville to Belgium.

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Frequently asked questions about flying from Louisville to Belgium

When did momondo last update prices for flights from Louisville Intl Airport to Belgium?
Prices for flights from Louisville Intl Airport to Belgium refresh daily.
How old do you have to be to fly from Louisville Intl Airport to Belgium?
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 Belgium.
What documentation or ID do you need to fly to Belgium?
The travel and health documents required for your trip to Belgium 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 Belgium. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

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

It is quick and easy to find Louisville 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 Louisville to Belgium with flexible booking policies on momondo?

momondo does allow users to show only those flights to Belgium from Louisville which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Belgium from Louisville.

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

Of course. momondo tracks the price of Louisville to Belgium flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Belgium trip

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Popular cities in Belgium

Flights to Brusselsfrom $525

Flights to Ostend

Cheap flights from Louisville to Belgium from $478

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 Belgium departing on 7/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Louisville to Belgium

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Big names and deals

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Delta flights from Louisville to Belgium

Our best Delta deals on Louisville to Belgium flight tickets

Lufthansa flights from Louisville to Belgium

Our best Lufthansa deals on Louisville to Belgium flight tickets

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Use the filters below to find and compare flights from Louisville to Belgium that are best for you.

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How to get the cheapest flight ticket from Louisville to Belgium

Can stopping save me money on Louisville to Belgium flights?

What is the cheapest airline that flies from Louisville Intl to Belgium?

What airlines fly to Belgium?

Cheap Louisville to Belgium flight deals and tips

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

Fastest flight time

Direct flights

Frequently asked questions about flying from Louisville to Belgium

Why use momondo?

An easier way to manage your Belgium 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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Belgium

Popular cities in Belgium

Popular flights according to clicks in the last 7 days on momondo

Louisville flight routes

According to popular flight searches on momondo this year

Belgium flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Belgium

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Belgium

List of cabin classes available on flights landing in Belgium. Availability may vary depending on flight origin and airline.

Complete your trip to Belgium

Explore popular destinations other users love

According to popular flight searches on momondo this year