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Cheap flights from Austin to Brussels from $437

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Austin to Brussels departing on 1/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Austin to Brussels

Cheap round-trip flights

Enter your travel dates to find the best prices.
Lufthansa Logo
12:17 pm - 7:15 am
AUS
-
BRU
11h 58m1 stop
Lufthansa Logo
10:10 am - 9:35 pm
BRU
-
AUS
18h 25m2 stops
$437Lufthansa
Fri, Jan 9 - Thu, Jan 22
Lufthansa Logo
12:17 pm - 7:15 am
AUS
-
BRU
11h 58m1 stop
Lufthansa Logo
11:55 am - 8:49 pm
BRU
-
AUS
15h 54m1 stop
$452Lufthansa
Fri, Jan 9 - Thu, Jan 22
Lufthansa Logo
11:20 am - 8:05 am
AUS
-
BRU
13h 45m1 stop
Lufthansa Logo
7:00 am - 2:15 pm
BRU
-
AUS
14h 15m1 stop
$483Lufthansa
Fri, Jan 23 - Tue, Jan 27
United Airlines Logo
1:00 pm - 1:15 pm
AUS
-
BRU
17h 15m2 stops
United Airlines Logo
10:00 am - 8:49 pm
BRU
-
AUS
41h 49m2 stops
$484United Airlines
Fri, Jan 23 - Tue, Jan 27
United Airlines Logo
7:15 am - 7:15 am
AUS
-
BRU
17h 00m1 stop
United Airlines Logo
10:00 am - 8:49 pm
BRU
-
AUS
41h 49m2 stops
$488United Airlines
Fri, Jan 23 - Tue, Jan 27
Multiple Airlines Logo
11:30 am - 7:50 am
AUS
-
BRU
13h 20m1 stop
Multiple Airlines Logo
7:00 am - 9:27 pm
BRU
-
AUS
21h 27m2 stops
$490Multiple Airlines
Thu, Jan 15 - Wed, Jan 21
United Airlines Logo
8:30 pm - 8:55 am
AUS
-
BRU
29h 25m2 stops
United Airlines Logo
10:00 am - 3:48 pm
BRU
-
AUS
36h 48m2 stops
$492United Airlines
Sun, Jan 11 - Tue, Jan 20
Lufthansa Logo
12:17 pm - 7:15 am
AUS
-
BRU
11h 58m1 stop
Lufthansa Logo
7:00 am - 8:25 pm
BRU
-
AUS
20h 25m2 stops
$493Lufthansa
Mon, Jan 12 - Mon, Jan 19
Multiple Airlines Logo
9:55 am - 1:15 pm
AUS
-
BRU
20h 20m2 stops
Multiple Airlines Logo
10:00 am - 9:27 pm
BRU
-
AUS
18h 27m1 stop
$496Multiple Airlines
Fri, Jan 9 - Thu, Jan 22
United Airlines Logo
8:50 am - 1:15 pm
AUS
-
BRU
21h 25m2 stops
United Airlines Logo
10:00 am - 9:27 pm
BRU
-
AUS
18h 27m1 stop
$497United Airlines
Sun, Jan 25 - Sun, Feb 1

Lufthansa flights from Austin to Brussels Bruxelles-National Airport

Our best Lufthansa deals on Austin to Brussels Bruxelles-National Airport flight tickets
Lufthansa
Jan 9
AUS12:17 pmAustin Bergstrom
11h 58m
1 stop
BRU7:15 amBrussels Bruxelles-National
Jan 22
BRU10:10 amBrussels Bruxelles-National
18h 25m
2 stops
AUS9:35 pmAustin Bergstrom
$437
Find similar
Lufthansa
Jan 9
AUS12:17 pmAustin Bergstrom
11h 58m
1 stop
BRU7:15 amBrussels Bruxelles-National
Jan 22
BRU11:55 amBrussels Bruxelles-National
15h 54m
1 stop
AUS8:49 pmAustin Bergstrom
$452
Find similar
Lufthansa
Jan 23
AUS11:20 amAustin Bergstrom
13h 45m
1 stop
BRU8:05 amBrussels Bruxelles-National
Jan 27
BRU7:00 amBrussels Bruxelles-National
14h 15m
1 stop
AUS2:15 pmAustin Bergstrom
$483
Find similar

United Airlines flights from Austin to Brussels Bruxelles-National Airport

Our best United Airlines deals on Austin to Brussels Bruxelles-National Airport flight tickets
United Airlines
Jan 23
AUS1:00 pmAustin Bergstrom
17h 15m
2 stops
BRU1:15 pmBrussels Bruxelles-National
Jan 27
BRU10:00 amBrussels Bruxelles-National
41h 49m
2 stops
AUS8:49 pmAustin Bergstrom
$484
Find similar
United Airlines
Jan 23
AUS7:15 amAustin Bergstrom
17h 00m
1 stop
BRU7:15 amBrussels Bruxelles-National
Jan 27
BRU10:00 amBrussels Bruxelles-National
41h 49m
2 stops
AUS8:49 pmAustin Bergstrom
$488
Find similar
United Airlines
Jan 11
AUS8:30 pmAustin Bergstrom
29h 25m
2 stops
BRU8:55 amBrussels Bruxelles-National
Jan 20
BRU10:00 amBrussels Bruxelles-National
36h 48m
2 stops
AUS3:48 pmAustin Bergstrom
$492
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Austin 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 December 11, 2025.
Use the filters below to find and compare flights from Austin to Brussels Bruxelles-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

AustinBrussels

AUS - BRU

AUSBRU

Austin Bergstrom

Fri 1/9

12:17 pm-7:15 am

1 stop11h 58m

Brussels Bruxelles-National

Thu 1/22

10:10 am-9:35 pm

2 stops18h 25m

$437

AustinBrussels

AUS - BRU

AUSBRU

Austin Bergstrom

Fri 1/9

12:17 pm-7:15 am

1 stop11h 58m

Brussels Bruxelles-National

Thu 1/22

11:55 am-8:49 pm

1 stop15h 54m

$452

AustinBrussels

AUS - BRU

AUSBRU

Austin Bergstrom

Fri 1/23

11:20 am-8:05 am

1 stop13h 45m

Brussels Bruxelles-National

Tue 1/27

7:00 am-2:15 pm

1 stop14h 15m

$483

AustinBrussels

AUS - BRU

AUSBRU

Austin Bergstrom

Fri 1/23

1:00 pm-1:15 pm

2 stops17h 15m

Brussels Bruxelles-National

Tue 1/27

10:00 am-8:49 pm

2 stops41h 49m

$484

AustinBrussels

AUS - BRU

AUSBRU

Austin Bergstrom

Fri 1/23

7:15 am-7:15 am

1 stop17h 00m

Brussels Bruxelles-National

Tue 1/27

10:00 am-8:49 pm

2 stops41h 49m

$488

AustinBrussels

AUS - BRU

AUSBRU

Austin Bergstrom

Thu 1/15

11:30 am-7:50 am

1 stop13h 20m

Brussels Bruxelles-National

Wed 1/21

7:00 am-9:27 pm

2 stops21h 27m

$490

AustinBrussels

AUS - BRU

AUSBRU

Austin Bergstrom

Sun 1/11

8:30 pm-8:55 am

2 stops29h 25m

Brussels Bruxelles-National

Tue 1/20

10:00 am-3:48 pm

2 stops36h 48m

$492

AustinBrussels

AUS - BRU

AUSBRU

Austin Bergstrom

Mon 1/12

12:17 pm-7:15 am

1 stop11h 58m

Brussels Bruxelles-National

Mon 1/19

7:00 am-8:25 pm

2 stops20h 25m

$493

AustinBrussels

AUS - BRU

AUSBRU

Austin Bergstrom

Fri 1/9

9:55 am-1:15 pm

2 stops20h 20m

Brussels Bruxelles-National

Thu 1/22

10:00 am-9:27 pm

1 stop18h 27m

$496

AustinBrussels

AUS - BRU

AUSBRU

Austin Bergstrom

Sun 1/25

8:50 am-1:15 pm

2 stops21h 25m

Brussels Bruxelles-National

Sun 2/1

10:00 am-9:27 pm

1 stop18h 27m

$497

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 resultsSorted by cheapest first
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See travel insights to Brussels from

How to get the cheapest flight ticket from Austin 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 typical price of a round-trip flight between Austin and Brussels Bruxelles-National Airport?

What is the cheapest month to fly to Brussels Bruxelles-National Airport?

The cheapest month to fly to Brussels Bruxelles-National Airport from Austin is in January. Flight prices, which tend to average around $672, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of January, then book flights to Brussels Bruxelles-National Airport from Austin during April instead. Flights to Brussels Bruxelles-National Airport in April, while not as cheap as those in January, still average around $694.

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

The cheapest day to depart from Austin to Brussels Bruxelles-National Airport is on a Wednesday. Travelers who choose to depart for Brussels Bruxelles-National Airport on a Wednesday will often find tickets for as low as $947. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Austin to Brussels Bruxelles-National Airport for around $1,301.

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 at noon. Flights from Austin to Brussels Bruxelles-National Airport during this time can be as low as $940. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $1,177 on average. Flights to Brussels Bruxelles-National Airport from Austin in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

How far in advance should I book a flight to Brussels Bruxelles-National Airport?

You are more likely to see cheaper flights to Brussels Bruxelles-National Airport from Austin when booking weeks ahead of your departure date. In general, you can expect to find flights to Brussels Bruxelles-National Airport for around $943 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Brussels Bruxelles-National Airport from Austin for as low as $661 on momondo.

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

Are you open to changing your travel dates? Check out the ideal times to fly from Austin 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 Austin to Brussels Bruxelles-National Airport (AUS to BRU) flight deals and tips

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

Fastest flight time

15h 10m

Direct flights

None
The fastest flight from Austin to Brussels Bruxelles-National Airport takes 15h 10m
There are no direct flights from Austin to Brussels Bruxelles-National Airport. There are no popular flight routes from Austin to Brussels Bruxelles-National Airport.
Search flight deals

  • How far is Austin Bergstrom to Brussels Bruxelles-National by plane?

    There are 5108.1 mi between Austin Bergstrom and Brussels Bruxelles-National. 15h 10m is a normal flight duration for this route.

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

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

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

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

    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 Bruxelles-National Airport.

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

    The necessary travel and health documents for your Brussels Bruxelles-National Airport 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.

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

Best airlines flying from Austin to Brussels Bruxelles-National Airport

Compare and see reviews for airlines that fly from Austin to Brussels Bruxelles-National Airport with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $559Free CancellationRating
6.7
7,571 reviews
Search British Airways flights
LufthansaPriceFrom $628Free CancellationRating
6.8
7,626 reviews
Search Lufthansa flights
United AirlinesPriceFrom $651Free CancellationRating
7.4
9,095 reviews
Search United Airlines flights
DeltaPriceFrom $661Free CancellationRating
7.9
8,005 reviews
Search Delta flights
KLMPriceFrom $684Free CancellationRating
7.7
1,432 reviews
Search KLM flights

Traveling to a place near Brussels?

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

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Austin to Brussels. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo allows you to filter the results for Austin to Brussels flights to just show those with flexible booking policies.

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

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

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

Yes. momondo can track prices for Austin to Brussels flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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