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$142+ Cheap flights from Brussels

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 20/6. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
BRU — SYD
15 Jun — 22 Jun1
1 adult
1 adult, Economy, 0 bags

Find flights from Brussels within your budget

 
Find flights departing from Brussels that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 16 May 2026. In the last 7 days, Cheapflights users made a total of 647,157 searches

Fly to

Route

Depart

Return

Price

Cheapest return flight

BrusselsBrisbane

BRU - BNE

BRUBNE

Brussels Bruxelles-National

Mon 7/9

07:20-05:50

3 stops38h 30m

Brisbane

Fri 18/9

07:15-10:10

3 stops34h 55m

$1,625

BrusselsPerth

BRU - PER

BRUPER

Brussels Bruxelles-National

Mon 31/8

14:25-01:55

2 stops29h 30m

Perth

Sat 3/10

12:30-15:15

2 stops32h 45m

$1,669

BrusselsSydney

BRU - SYD

BRUSYD

Brussels Bruxelles-National

Wed 10/6

10:55-16:50

1 stop21h 55m

Sydney Kingsford Smith

Sun 14/6

15:40-07:05

1 stop23h 25m

$1,736

BrusselsSydney

CRL - SYD

CRLSYD

Charleroi Brussels

Wed 17/6

17:40-12:35

2 stops34h 55m

Sydney Kingsford Smith

Thu 9/7

11:00-12:20

2 stops33h 20m

$1,775

BrusselsPerth

BRU - PER

BRUPER

Brussels Bruxelles-National

Thu 12/11

18:20-05:25

2 stops28h 05m

Perth

Sun 15/11

02:25-22:10

2 stops26h 45m

$1,872

BrusselsPerth

BRU - PER

BRUPER

Brussels Bruxelles-National

Tue 2/6

14:25-01:10

2 stops52h 45m

Perth

Mon 15/6

16:20-21:25

2 stops35h 05m

$1,883

BrusselsSydney

BRU - SYD

BRUSYD

Brussels Bruxelles-National

Wed 26/8

10:55-16:50

1 stop21h 55m

Sydney Kingsford Smith

Sun 6/9

15:40-07:05

1 stop23h 25m

$1,951

BrusselsMelbourne

BRU - MEL

BRUMEL

Brussels Bruxelles-National

Sun 1/11

19:10-07:15

2 stops26h 05m

Melbourne

Sat 21/11

15:35-09:25

2 stops27h 50m

$1,983

BrusselsSydney

BRU - SYD

BRUSYD

Brussels Bruxelles-National

Sun 13/9

11:20-06:25

2 stops59h 05m

Sydney Kingsford Smith

Fri 9/10

10:50-18:20

2 stops40h 30m

$1,996

BrusselsSydney

BRU - SYD

BRUSYD

Brussels Bruxelles-National

Thu 11/6

10:55-16:50

1 stop21h 55m

Sydney Kingsford Smith

Wed 24/6

07:25-13:25

3 stops38h 00m

$2,015

Flights are sorted by cheapest return flights first.

Deals found on 13/5

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Brussels

Have a flexible travel schedule? Discover the best time to fly from Brussels with our price prediction graph.
Estimated return 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.

Travel insights for flights from Brussels

Get recent, data-driven insights about flights from Brussels including ideal travel times, pricing trends, and more.

When is the best time to book a flight from Brussels?

The best time to book flights from Brussels is 20 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 Brussels?

Currently, October is the cheapest month in which you can book a flight from Brussels (average of $680). Flying from Brussels in August will prove the most costly (average of $1,574). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Which airlines fly from Brussels?

When flying from Brussels check dates and pricing for the following: Etihad Airways, Thai Airways. As they depart for the following popular destinations: Sydney.

Ryanair
Ryanair
From $28
Etihad Airways
Etihad Airways
From $1,444
Qatar Airways
Qatar Airways
From $1,766
Brussels Airlines
Brussels Airlines
From $151

Airline reviews for flights from Brussels

Get insights into the airlines that provide service from Brussels. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing airline for your flight from Brussels. In the last 7 days, Cheapflights users made a total of 647,157 searches.
See what other customers who have flown with Thai Airways and Etihad Airways from Brussels have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Thai Airways
7.9
Good
401 reviews
Check prices

Comfort

7.7

Crew

8.4

Entertainment

6.9

Overall

7.9

Food

7.4

Boarding

7.9

Reviews

1 / 20
10.0
Excellent

Virendra,Jan 2026

DEL - BKK

Having required wheel chair assistance, I received amazing service from the ground and cabin staff. Everything was a breeze. Flight was comfortable but the entertainment system was quite dated. The chicken noodles served was amazing
Thai Airways
7.9
Good
401 reviews
Thai Airways
7.9
Good
401 reviews
Check prices

Comfort

7.7

Crew

8.4

Entertainment

6.9

Overall

7.9

Food

7.4

Boarding

7.9

Reviews

1 / 20
10.0
Excellent

Virendra,Jan 2026

DEL - BKK

Having required wheel chair assistance, I received amazing service from the ground and cabin staff. Everything was a breeze. Flight was comfortable but the entertainment system was quite dated. The chicken noodles served was amazing
Etihad Airways
7.3
Good
1,439 reviews
Thai Airways
7.9
Good
401 reviews
Check prices

Comfort

7.7

Crew

8.4

Entertainment

6.9

Overall

7.9

Food

7.4

Boarding

7.9

Reviews

1 / 20
10.0
Excellent

Virendra,Jan 2026

DEL - BKK

Having required wheel chair assistance, I received amazing service from the ground and cabin staff. Everything was a breeze. Flight was comfortable but the entertainment system was quite dated. The chicken noodles served was amazing

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Direct flights from Belgium

Book a direct flight from one of these other cities located in Belgium.
Direct flights from Bruxelles-National

Related info for your journey

Access useful and relevant information related to your journey from Brussels. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 16 May 2026.

  • What is the cheapest month to fly from Brussels?

    Currently, the cheapest month for flights from Brussels is October. The most expensive month for flights is August. The cheapest prices are shown above but prices will vary according to departure times, airlines, class and how early you book.

  • Where are the cheapest places to fly to from Brussels?

    View the cheapest flight destinations from Brussels:
    Fly from Brussels to Sydney from $1,538 round trip
    Fly from Brussels to Hoedspruit from $1,693 round trip

  • How does Cheapflights help users find flights from Brussels?

    Deals for flights from Brussels are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose to your preference, such as price, airport, cabin class, and plenty of other options.

  • Why should you use Cheapflights to find cheap flight tickets from Brussels?

    By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights from Brussels.

  • Can Cheapflights find flights from Brussels with no change fees?

    Need flexible booking options for your flight from Brussels ? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

  • Can Cheapflights notify me if prices for flights from Brussels become cheaper?

    Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and use a valid email address to enable the Price Alerts feature. That’s it!

See more FAQs

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Brussels?

Deals for flights from Brussels are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose to your preference, such as price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Brussels?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights from Brussels.

Can Cheapflights find flights from Brussels with no change fees?

Need flexible booking options for your flight from Brussels ? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Brussels become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and use a valid email address to enable the Price Alerts feature. That’s it!

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