What airlines fly to Brussels?

United Airlines, British Airways and Lufthansa are the top three most popular airlines that fly to Brussels from Austin according to our data. United Airlines is the first choice among our users, with 72% of people opting to fly with this airline when traveling to Brussels. Keep in mind that there are 6 different airlines that fly to Brussels on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Austin Bergstrom Airport to Brussels?

Prices for flights from Austin Bergstrom Airport to Brussels refresh daily.

How many operators does momondo search for flights from Austin Bergstrom Airport to Brussels?

As of December 2025, there are 5 operators available to choose from for flights from Austin Bergstrom Airport to Brussels.

How old do you have to be to fly from Austin Bergstrom Airport to Brussels?

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 Austin Bergstrom Airport to Brussels.

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

The necessary travel and health documents for your Brussels 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.

$305 Cheap Flights from Austin to Brussels in 2025/26

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Find the cheapest flights from Austin to Brussels

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

12:17 pm - 7:15 am

AUS

BRU

11h 58m1 stop

10:10 am - 9:35 pm

BRU

AUS

18h 25m2 stops

$438Lufthansa

Mon, Jan 12 - Sun, Jan 25

12:17 pm - 7:15 am

AUS

BRU

11h 58m1 stop

11:55 am - 8:49 pm

BRU

AUS

15h 54m1 stop

$471Brussels Airlines

Thu, Jan 22 - Tue, Jan 27

1:05 pm - 8:55 am

AUS

BRU

36h 50m2 stops

10:00 am - 12:19 pm

BRU

AUS

33h 19m2 stops

$476Air Canada

Mon, Jan 12 - Sun, Jan 25

11:30 am - 7:50 am

AUS

BRU

13h 20m1 stop

10:00 am - 9:27 pm

BRU

AUS

18h 27m1 stop

$477Air Canada

Mon, Jan 12 - Sun, Jan 25

10:55 am - 8:05 am

AUS

BRU

14h 10m1 stop

10:15 am - 11:54 pm

BRU

AUS

19h 39m1 stop

$487Lufthansa

Wed, Feb 25 - Wed, Mar 18

7:15 am - 7:15 am

AUS

BRU

17h 00m1 stop

10:00 am - 3:46 pm

BRU

AUS

36h 46m2 stops

$488United Airlines

Thu, Jan 22 - Tue, Jan 27

9:50 am - 8:55 am

AUS

BRU

16h 05m1 stop

10:30 am - 9:35 pm

BRU

AUS

18h 05m2 stops

$493Lufthansa

Mon, Jan 12 - Mon, Jan 19

2:22 pm - 1:15 pm

AUS

BRU

15h 53m2 stops

10:00 am - 9:27 pm

BRU

AUS

18h 27m1 stop

$497United Airlines

Thu, Jan 29 - Thu, Feb 5

11:30 am - 7:50 am

AUS

BRU

13h 20m1 stop

10:00 am - 9:27 pm

BRU

AUS

18h 27m1 stop

$500United Airlines

Thu, Jan 29 - Thu, Feb 5

5:50 am - 2:35 pm

AUS

CRL

25h 45m2 stops

8:50 am - 11:24 pm

CRL

AUS

45h 34m3 stops

$762Multiple Airlines

Mon, Jan 12 - Sun, Jan 25

Delta flights from Austin to Brussels

Our best Delta deals on Austin to Brussels flight tickets

Delta

Dec 30

AUS5:20 amAustin Bergstrom

21h 50m

2 stops

BRU10:10 amBrussels Bruxelles-National

Jan 9

BRU6:15 amBrussels Bruxelles-National

25h 19m

2 stops

AUS12:34 amAustin Bergstrom

$720

Find similar

Delta

Dec 22

AUS6:25 amAustin Bergstrom

18h 10m

2 stops

BRU7:35 amBrussels Bruxelles-National

Jan 6

BRU11:00 amBrussels Bruxelles-National

17h 27m

1 stop

AUS9:27 pmAustin Bergstrom

$1,715

Find similar

Lufthansa flights from Austin to Brussels

Our best Lufthansa deals on Austin to Brussels flight tickets

Lufthansa

Jan 12

AUS12:17 pmAustin Bergstrom

11h 58m

1 stop

BRU7:15 amBrussels Bruxelles-National

Jan 25

BRU10:10 amBrussels Bruxelles-National

18h 25m

2 stops

AUS9:35 pmAustin Bergstrom

$438

Find similar

Lufthansa

Feb 25

AUS10:55 amAustin Bergstrom

14h 10m

1 stop

BRU8:05 amBrussels Bruxelles-National

Mar 18

BRU10:15 amBrussels Bruxelles-National

19h 39m

1 stop

AUS11:54 pmAustin Bergstrom

$487

Find similar

Lufthansa

Jan 12

AUS9:50 amAustin Bergstrom

16h 05m

1 stop

BRU8:55 amBrussels Bruxelles-National

Jan 19

BRU10:30 amBrussels Bruxelles-National

18h 05m

2 stops

AUS9:35 pmAustin Bergstrom

$493

Find similar

Fly from

Fly to

Route

Depart

Return

Price

AustinBrussels

AUS - BRU

AUSBRU

Austin Bergstrom

Mon 1/12

12:17 pm-7:15 am

1 stop11h 58m

Brussels Bruxelles-National

Sun 1/25

10:10 am-9:35 pm

2 stops18h 25m

$438

AustinBrussels

AUS - BRU

AUSBRU

Austin Bergstrom

Thu 1/22

12:17 pm-7:15 am

1 stop11h 58m

Brussels Bruxelles-National

Tue 1/27

11:55 am-8:49 pm

1 stop15h 54m

$471

AustinBrussels

AUS - BRU

AUSBRU

Austin Bergstrom

Mon 1/12

1:05 pm-8:55 am

2 stops36h 50m

Brussels Bruxelles-National

Sun 1/25

10:00 am-12:19 pm

2 stops33h 19m

$476

AustinBrussels

AUS - BRU

AUSBRU

Austin Bergstrom

Mon 1/12

11:30 am-7:50 am

1 stop13h 20m

Brussels Bruxelles-National

Sun 1/25

10:00 am-9:27 pm

1 stop18h 27m

$477

AustinBrussels

AUS - BRU

AUSBRU

Austin Bergstrom

Wed 2/25

10:55 am-8:05 am

1 stop14h 10m

Brussels Bruxelles-National

Wed 3/18

10:15 am-11:54 pm

1 stop19h 39m

$487

AustinBrussels

AUS - BRU

AUSBRU

Austin Bergstrom

Thu 1/22

7:15 am-7:15 am

1 stop17h 00m

Brussels Bruxelles-National

Tue 1/27

10:00 am-3:46 pm

2 stops36h 46m

$488

AustinBrussels

AUS - BRU

AUSBRU

Austin Bergstrom

Mon 1/12

9:50 am-8:55 am

1 stop16h 05m

Brussels Bruxelles-National

Mon 1/19

10:30 am-9:35 pm

2 stops18h 05m

$493

AustinBrussels

AUS - BRU

AUSBRU

Austin Bergstrom

Thu 1/29

2:22 pm-1:15 pm

2 stops15h 53m

Brussels Bruxelles-National

Thu 2/5

10:00 am-9:27 pm

1 stop18h 27m

$497

AustinBrussels

AUS - BRU

AUSBRU

Austin Bergstrom

Thu 1/29

11:30 am-7:50 am

1 stop13h 20m

Brussels Bruxelles-National

Thu 2/5

10:00 am-9:27 pm

1 stop18h 27m

$500

AustinBrussels

AUS - CRL

AUSCRL

Austin Bergstrom

Mon 1/12

5:50 am-2:35 pm

2 stops25h 45m

Charleroi Brussels

Sun 1/25

8:50 am-11:24 pm

3 stops45h 34m

$762

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Austin to Brussels

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

What is the cheapest month to fly to Brussels?

In general, January is the cheapest month to fly from Austin to Brussels. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $672. If you are unable to visit Brussels during the month of January, then departing from Austin during the month April is also very affordable. Most momondo users find prices during this month for around $694.

What is the cheapest day to depart on your flight to Brussels?

On average, the least expensive day to fly to Brussels from Austin is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $947. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from Austin because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,301.

What is the cheapest time of day to depart on your flight to Brussels?

According to our data, the cheapest time of day to fly to Brussels is at noon. momondo users have found flights departing from Austin to Brussels at noon for as low as $940. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the afternoon are often more expensive with an average ticket price of $1,177.

How far in advance should I book a flight to Brussels?

You are more likely to see cheaper flights to Brussels from Austin when booking weeks ahead of your departure date. In general, you can expect to find flights to Brussels for around $923 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Brussels from Austin for as low as $661 on momondo.

Cheap Austin to Brussels flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Austin to Brussels

Fastest flight time	11h 58m
Direct flights	None

The fastest flight from Austin to Brussels takes 11h 58m

There are no direct flights from Austin to Brussels. There are no popular flight routes from Austin to Brussels.

Search flight deals

How far is Austin Bergstrom to Brussels by plane?
There are 5104.6 mi between Austin Bergstrom and Brussels. A reasonable flight in good conditions will take 11h 58m.
When did momondo last update prices for flights from Austin Bergstrom Airport to Brussels?
Prices for flights from Austin Bergstrom Airport to Brussels refresh daily.
How many operators does momondo search for flights from Austin Bergstrom Airport to Brussels?
As of December 2025, there are 5 operators available to choose from for flights from Austin Bergstrom Airport to Brussels.
How old do you have to be to fly from Austin Bergstrom Airport to Brussels?
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 Austin Bergstrom Airport to Brussels.
What documentation or ID do you need to fly to Brussels?
The necessary travel and health documents for your Brussels 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 Austin to Brussels

Compare and see reviews for airlines that fly from Austin to Brussels with momondo

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom $559	Free Cancellation	Rating 6.7 7,583 reviews	Search British Airways flights
Lufthansa	PriceFrom $628	Free Cancellation	Rating 6.8 7,634 reviews	Search Lufthansa flights
United Airlines	PriceFrom $651	Free Cancellation	Rating 7.4 9,092 reviews	Search United Airlines flights
Delta	PriceFrom $661	Free Cancellation	Rating 7.9 8,006 reviews	Search Delta flights
KLM	PriceFrom $684	Free Cancellation	Rating 7.7 1,430 reviews	Search KLM flights

Why use momondo?

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

It is quick and easy to find Austin to Brussels 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 Brussels that suits you.

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

Yes. All flights to Brussels from Austin on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search for Austin to Brussels flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are not ready to book a flight from Austin to Brussels now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Brussels and let you know when they change.

An easier way to manage your Brussels 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.

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Find better results for your trip to Belgium

Fly into one of these airports located in Brussels

Brussels Bruxelles-National Airport

Charleroi Brussels Airport

Cheap flights from Austin to Brussels from $305

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Austin to Brussels departing on 1/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Austin to Brussels

Cheap round-trip flights

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Delta flights from Austin to Brussels

Our best Delta deals on Austin to Brussels flight tickets

Lufthansa flights from Austin to Brussels

Our best Lufthansa deals on Austin to Brussels flight tickets

momondo Fare Finder

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

See travel insights to Brussels from

How to get the cheapest flight ticket from Austin to Brussels

What is the cheapest month to fly to Brussels?

What is the cheapest day to depart on your flight to Brussels?

What is the cheapest time of day to depart on your flight to Brussels?

How far in advance should I book a flight to Brussels?

What airlines fly to Brussels?

Cheap Austin to Brussels flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Austin to Brussels

Fastest flight time

Direct flights

How far is Austin Bergstrom to Brussels by plane?

When did momondo last update prices for flights from Austin Bergstrom Airport to Brussels?

How many operators does momondo search for flights from Austin Bergstrom Airport to Brussels?

How old do you have to be to fly from Austin Bergstrom Airport to Brussels?

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

Best airlines flying from Austin to Brussels

Compare and see reviews for airlines that fly from Austin to Brussels with momondo

Why use momondo?

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

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

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

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

An easier way to manage your Brussels 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

Fly into one of these airports located in Brussels

Airports listed have a maximum distance of 27.4 mi from Brussels