What is the cheapest airline that flies from Belfast to Australia?

China Southern and KLM are the most popular carriers operating from Belfast to Australia

When did momondo last update prices for flights from Belfast to Australia?

Prices for flights from Belfast to Australia are updated daily.

How old do you have to be to fly from Belfast to Australia?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Belfast to Australia.

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

The travel and health documents required for your trip to Australia can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Australia. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$822 Cheap Flights from Belfast to Australia in 2025/26

1 adult

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Belfast to Australia

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

14:50 - 18:50

BFS

SYD

41h 00m3 stops

10:30 - 22:50

SYD

BFS

47h 20m3 stops

$1,737Multiple Airlines

Wed, 4 Feb - Wed, 11 Feb

14:50 - 18:50

BFS

SYD

41h 00m3 stops

16:35 - 16:10

SYD

BFS

34h 35m2 stops

$1,828Multiple Airlines

Wed, 4 Feb - Wed, 11 Feb

20:55 - 17:55

BFS

SYD

34h 00m2 stops

16:35 - 16:10

SYD

BFS

34h 35m2 stops

$1,996Multiple Airlines

Wed, 4 Feb - Wed, 11 Feb

06:30 - 01:25

BHD

PER

34h 55m2 stops

16:15 - 10:20

PER

BHD

26h 05m2 stops

$2,050British Airways

Sun, 1 Mar - Thu, 19 Mar

09:10 - 01:25

BHD

PER

32h 15m2 stops

08:30 - 10:20

PER

BHD

33h 50m2 stops

$2,068British Airways

Sun, 1 Mar - Thu, 19 Mar

06:35 - 06:45

BHD

SYD

39h 10m2 stops

10:10 - 12:55

SYD

BHD

35h 45m2 stops

$2,073British Airways

Thu, 14 May - Mon, 18 May

09:35 - 06:45

BHD

SYD

36h 10m2 stops

10:10 - 12:55

SYD

BHD

35h 45m2 stops

$2,074British Airways

Thu, 14 May - Mon, 18 May

06:30 - 15:35

BHD

PER

49h 05m3 stops

10:30 - 21:00

PER

BHD

42h 30m2 stops

$2,361KLM

Sun, 8 Mar - Sun, 22 Mar

06:30 - 15:35

BHD

PER

49h 05m3 stops

10:30 - 16:50

PER

BHD

38h 20m2 stops

$2,363KLM

Sun, 8 Mar - Sun, 22 Mar

17:40 - 21:10

BHD

BNE

41h 30m2 stops

10:15 - 18:50

BNE

BHD

66h 35m2 stops

$8,242China Southern

Wed, 4 Feb - Wed, 11 Feb

British Airways flights from Belfast to Australia

Our best British Airways deals on Belfast to Australia flight tickets

British Airways

1 Mar

BHD06:30Belfast City

34h 55m

2 stops

PER01:25Perth

19 Mar

PER16:15Perth

26h 05m

2 stops

BHD10:20Belfast City

$2,050

Find similar

British Airways

1 Mar

BHD09:10Belfast City

32h 15m

2 stops

PER01:25Perth

19 Mar

PER16:15Perth

26h 05m

2 stops

BHD10:20Belfast City

$2,052

Find similar

British Airways

1 Mar

BHD09:10Belfast City

32h 15m

2 stops

PER01:25Perth

19 Mar

PER08:30Perth

33h 50m

2 stops

BHD10:20Belfast City

$2,068

Find similar

Qatar Airways flights from Belfast to Australia

Our best Qatar Airways deals on Belfast to Australia flight tickets

Qatar Airways

27 Dec

BHD18:00Belfast City

49h 50m

2 stops

SYD06:50Sydney Kingsford Smith

5 Jan

SYD15:50Sydney Kingsford Smith

35h 30m

2 stops

BHD16:20Belfast City

$3,742

Find similar

Qatar Airways

27 Dec

BHD06:55Belfast City

36h 55m

2 stops

SYD06:50Sydney Kingsford Smith

5 Jan

SYD15:50Sydney Kingsford Smith

28h 25m

2 stops

BHD09:15Belfast City

$4,445

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BelfastSydney

BFS - SYD

BFSSYD

Belfast Intl

Wed 4/2

14:50-18:50

3 stops41h 00m

Sydney Kingsford Smith

Wed 11/2

10:30-22:50

3 stops47h 20m

$1,737

BelfastSydney

BFS - SYD

BFSSYD

Belfast Intl

Wed 4/2

14:50-18:50

3 stops41h 00m

Sydney Kingsford Smith

Wed 11/2

16:35-16:10

2 stops34h 35m

$1,828

BelfastSydney

BFS - SYD

BFSSYD

Belfast Intl

Wed 4/2

20:55-17:55

2 stops34h 00m

Sydney Kingsford Smith

Wed 11/2

16:35-16:10

2 stops34h 35m

$1,996

BelfastPerth

BHD - PER

BHDPER

Belfast City

Sun 1/3

06:30-01:25

2 stops34h 55m

Perth

Thu 19/3

16:15-10:20

2 stops26h 05m

$2,050

BelfastPerth

BHD - PER

BHDPER

Belfast City

Sun 1/3

09:10-01:25

2 stops32h 15m

Perth

Thu 19/3

08:30-10:20

2 stops33h 50m

$2,068

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Thu 14/5

06:35-06:45

2 stops39h 10m

Sydney Kingsford Smith

Mon 18/5

10:10-12:55

2 stops35h 45m

$2,073

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Thu 14/5

09:35-06:45

2 stops36h 10m

Sydney Kingsford Smith

Mon 18/5

10:10-12:55

2 stops35h 45m

$2,074

BelfastPerth

BHD - PER

BHDPER

Belfast City

Sun 8/3

06:30-15:35

3 stops49h 05m

Perth

Sun 22/3

10:30-21:00

2 stops42h 30m

$2,361

BelfastPerth

BHD - PER

BHDPER

Belfast City

Sun 8/3

06:30-15:35

3 stops49h 05m

Perth

Sun 22/3

10:30-16:50

2 stops38h 20m

$2,363

BelfastBrisbane

BHD - BNE

BHDBNE

Belfast City

Wed 4/2

17:40-21:10

2 stops41h 30m

Brisbane

Wed 11/2

10:15-18:50

2 stops66h 35m

$8,242

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Belfast to Australia

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 Australia?

In general, October is the cheapest month to fly from Belfast to Australia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $2,095. If you don’t want to visit Australia in October, then you should wait until November to fly from Belfast, when ticket prices are also cheap, with an average price of $2,192.

Cheap Belfast to Australia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Belfast to Australia

Fastest flight time	23h 25m
Direct flights	None

The fastest flight from Belfast to Australia takes 23h 25m

There are no direct flights from Belfast to Australia. There are no popular flight routes from Belfast to Australia.

Search flight deals

When did momondo last update prices for flights from Belfast to Australia?
Prices for flights from Belfast to Australia are updated daily.
How old do you have to be to fly from Belfast to Australia?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Belfast to Australia.
What documentation or ID do you need to fly to Australia?
The travel and health documents required for your trip to Australia can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Australia. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

Why should I use momondo to find a flight deal from Belfast to Australia?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Belfast to Australia. momondo saves you time and could save you money on your trip.

Can I find flights from Belfast to Australia with flexible booking policies on momondo?

Flights from Belfast to Australia with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Belfast to Australia?

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 Australia from Belfast.

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

Yes. momondo can track prices for Belfast to Australia 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.