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Cheap flights from Austin to Belgium 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 Belgium 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 Belgium

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 Belgium

Our best Lufthansa deals on Austin to Belgium 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 Belgium

Our best United Airlines deals on Austin to Belgium 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 Belgium 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 Belgium 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 Belgium from

How to get the cheapest flight ticket from Austin 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

What is the cheapest month to fly to Belgium?

In general, January is the cheapest month to fly from Austin to Belgium. 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 Belgium 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 Belgium?

Our data shows that Wednesday is the least expensive day to fly to Belgium. Tickets to fly out on this day can be as low as $947. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $1,301. These prices are subject to change though, so be sure to set up a Price Alert for flights to Belgium.

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

Our most recent data shows that the best time of day to fly to Belgium is at noon. Flights from Austin to Belgium during this time can be as low as $940. Flights to Belgium are more costly in the afternoon, with an average ticket price of $1,177. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

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

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

Cheap Austin to Belgium flight deals and tips

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

Fastest flight time

15h 10m

Direct flights

None
The fastest flight from Austin to Belgium takes 15h 10m
There are no direct flights from Austin to Belgium. There are no popular flight routes from Austin to Belgium.
Search flight deals

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

    Prices for flights from Austin Bergstrom Airport to Belgium are refreshed on a daily basis.

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

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

    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 Belgium.

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

    The necessary travel and health documents for your Belgium 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 Belgium

Compare and see reviews for airlines that fly from Austin to Belgium 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

Why use momondo?

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

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

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

How can momondo help me find flights from Austin 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 Austin.

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

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

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.
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