HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Brussels

$472+ Cheap flights from Austin (AUS) to Brussels

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/22. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — BRU
Jan 24 — Jan 311
Sat 1/24
Sat 1/31
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Austin to Brussels with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Austin Bergstrom to Brussels are usually found in January or April, booked 41 days in advance, depart on a Wednesday or Friday and return on a Tuesday

Cheap flight deals from Austin to Brussels

Cheapest flights from Austin to Brussels
Explore the most affordable flight options available from Austin to Brussels. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 25, 2025.

This oojo deal was found by Cheapflights users on 12/25. 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.
Tue 12/307:00 pmAUS - BRU
2 stops15h 00mBritish Airways
Fri 1/93:00 pmBRU - AUS
2 stops26h 34mBritish Airways
Deal found 12/25$699
This Cheapflightsfares deal was found by Cheapflights users on 12/23. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/241:52 pmAUS - BRU
2 stops23h 03mLufthansa
Wed 12/3111:15 amBRU - AUS
1 stop19h 38mLufthansa
Deal found 12/23$803
This Cheapflightsfares deal was found by Cheapflights users on 12/24. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/304:10 pmAUS - BRU
1 stop21h 30mLufthansa
Fri 1/911:55 amBRU - AUS
1 stop15h 54mLufthansa
Deal found 12/24$804
This deal was found by Cheapflights users on 12/23. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/291:45 pmAUS - BRU
1 stop12h 10mUnited Airlines
Tue 1/611:15 amBRU - AUS
1 stop14h 13mUnited Airlines
Deal found 12/23$1,241
This deal was found by Cheapflights users on 12/23. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2812:52 pmAUS - BRU
1 stop13h 08mDelta
Tue 1/611:00 amBRU - AUS
1 stop17h 27mDelta
Deal found 12/23$1,346

Find flight deals from Austin to Brussels

Discover tips and strategies to find the most affordable flight options for your journey from Austin (AUS) to Brussels (BR1). 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 December 25, 2025.

Round-trip from

$472
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$1,634
From Austin Bergstrom to Brussels
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($112 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($65 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Austin to Brussels 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 December 25, 2025.
Use the filters below to find and compare flights from Austin to Brussels that are best for you.

Fly from

Austin

Fly to

Brussels

Route

Depart

Return

Price

AustinBrussels

AUS - BRU

AUSBRU

Austin Bergstrom

Thu 2/5

11:30 am-1:15 pm

2 stops18h 45m

Brussels Bruxelles-National

Thu 2/12

7:00 am-2:15 pm

1 stop14h 15m

$478

AustinBrussels

AUS - BRU

AUSBRU

Austin Bergstrom

Thu 1/22

11:30 am-7:50 am

1 stop13h 20m

Brussels Bruxelles-National

Thu 2/5

10:00 am-9:27 pm

1 stop18h 27m

$481

AustinBrussels

AUS - BRU

AUSBRU

Austin Bergstrom

Thu 2/19

6:55 pm-2:05 pm

1 stop12h 10m

Brussels Bruxelles-National

Fri 2/27

9:50 am-4:50 pm

1 stop14h 00m

$485

AustinBrussels

AUS - BRU

AUSBRU

Austin Bergstrom

Thu 1/22

12:27 pm-1:15 pm

2 stops17h 48m

Brussels Bruxelles-National

Mon 1/26

10:00 am-3:48 pm

2 stops36h 48m

$485

AustinBrussels

AUS - BRU

AUSBRU

Austin Bergstrom

Sat 2/7

7:00 pm-10:50 am

1 stop32h 50m

Brussels Bruxelles-National

Sat 2/14

7:25 pm-4:50 pm

1 stop28h 25m

$485

AustinBrussels

AUS - BRU

AUSBRU

Austin Bergstrom

Thu 2/12

6:55 pm-7:30 pm

1 stop17h 35m

Brussels Bruxelles-National

Tue 2/17

9:45 pm-4:50 pm

1 stop26h 05m

$485

AustinBrussels

AUS - BRU

AUSBRU

Austin Bergstrom

Thu 1/22

11:30 am-7:50 am

1 stop13h 20m

Brussels Bruxelles-National

Mon 1/26

10:00 am-3:46 pm

2 stops36h 46m

$487

AustinBrussels

AUS - BRU

AUSBRU

Austin Bergstrom

Thu 2/19

12:19 pm-7:15 am

1 stop11h 56m

Brussels Bruxelles-National

Fri 2/27

9:30 am-8:44 pm

2 stops18h 14m

$493

AustinBrussels

AUS - CRL

AUSCRL

Austin Bergstrom

Wed 1/21

5:50 am-4:05 pm

2 stops27h 15m

Charleroi Brussels

Wed 1/28

6:55 am-11:24 pm

3 stops47h 29m

$748

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/22

Best time to book a flight from Austin to Brussels

Have a flexible travel schedule? Discover the best time to fly to Brussels from Austin 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 Austin to Brussels

How far ahead should I book a flight from Austin to Brussels?

Use this chart to determine the optimal time to book a round-trip flight from Austin to Brussels. Price data was last updated on December 19, 2025.

The best time to book flights from Austin to Brussels is 41 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Austin to Brussels?

Currently, January is the cheapest month in which you can book a flight from Austin to Brussels (average of $495). Flying from Austin to Brussels in July is currently the most expensive (average of $846). 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.

What is the cheapest time of day to fly from AUS to BRU?

Find hourly flight availability from Austin to Brussels. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 25, 2025.

It’s optimal to fly from Austin to Brussels at noon. By choosing this option you can save up to 34% on the cost of your flight, compared to a flight in the afternoon.

Reviews of airlines servicing Brussels

Get insights into the airlines that provide service to Brussels. 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 Brussels. Reviews last updated December 25, 2025.
Peruse reviews from past customers who have flown with Delta, KLM, and United Airlines from Austin to Brussels to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,012 reviews

Entertainment

7.9

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,012 reviews
Delta
7.9
Good
8,012 reviews

Entertainment

7.9

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
KLM
7.7
Good
1,434 reviews
Delta
7.9
Good
8,012 reviews

Entertainment

7.9

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,114 reviews
Delta
7.9
Good
8,012 reviews

Entertainment

7.9

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Lufthansa
6.8
Okay
7,653 reviews
Delta
7.9
Good
8,012 reviews

Entertainment

7.9

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
British Airways
6.7
Okay
7,617 reviews
Delta
7.9
Good
8,012 reviews

Entertainment

7.9

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Austin to Brussels. 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 Austin to Brussels?

    Most people fly from Austin Bergstrom (AUS) if they book a flight from Austin to Brussels. On average, Austin Bergstrom has 0 outbound flights to Brussels per day from 5 airlines. Austin Bergstrom is conveniently located just 7.5 mi from Austin’s city center.

  • How long is the flight from Austin to Brussels?

    A quick flight from Austin to Brussels can take about 12h 10m. British Airways provides one of the quickest options available for as low as $485. There are 5110 mi between Austin and Brussels.

  • What are the cheapest airlines flying from Austin to Brussels round-trip?

    Our cheapest airline available from Austin to Brussels is British Airways. Our recent data shows that you can find tickets from as low as $559 on this airline. Additional options worth looking into are Lufthansa and United Airlines, starting at $628 and $657 round-trip. British Airways is currently priced 39% below the average price you’ll pay for this route.

  • Can I find deals for flights from Austin to Brussels that include hotel bookings?

    Yes. In addition to deals on Austin to Brussels flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Austin to Brussels?

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

  • Can I find deals for business class flights from Austin to Brussels?

    Yes. Cheapflights offers flight deals from Austin to Brussels 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 Austin to Brussels?

    Currently, January is the cheapest month in which you can book a flight from Austin to Brussels (average of $495). Flying from Austin to Brussels in July is currently the most expensive (average of $846). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 5 airlines flying from Austin to Brussels

Discover the top 5 airlines that operate flights from Austin to Brussels. 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 December 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$559Average$809FlexibilityNo cancel feeOn-time70%
LufthansaCheapest$628Average$1,079FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$657Average$975FlexibilityNo cancel feeOn-time69%
DeltaCheapest$661Average$837FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$684Average$834FlexibilityNo cancel feeOn-time75%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.