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

KLM is the most popular carrier operating from Belfast to Australia

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

Prices for flights from Belfast to Australia refresh daily.

How many operators does momondo search for flights from Belfast to Australia?

There are 2 operators available for flights from Belfast to Australia as of January 2026.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Belfast to Australia.

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

The travel and health documents you'll need for your trip to Australia may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Australia. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

£477 Cheap Flights from Belfast to Australia in 2026

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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.

06:30 - 13:35

BFS

SYD

44h 05m

2 stops

12:00 - 10:05

SYD

BFS

33h 05m

2 stops

£705Multiple Airlines

Mon, 2 Feb - Mon, 9 Mar

06:10 - 19:40

BFS

SYD

28h 30m

2 stops

10:05 - 19:40

SYD

BFS

42h 35m

2 stops

£729Multiple Airlines

Mon, 18 May - Wed, 27 May

06:30 - 06:30

BFS

SYD

37h 00m

2 stops

12:00 - 22:20

SYD

BFS

45h 20m

2 stops

£739Multiple Airlines

Thu, 26 Feb - Thu, 5 Mar

17:40 - 20:20

BHD

SYD

39h 40m

2 stops

11:25 - 18:35

SYD

BHD

66h 10m

2 stops

£787China Southern

Wed, 11 Mar - Sun, 15 Mar

17:40 - 08:15

BHD

BNE

28h 35m

2 stops

10:15 - 18:35

BNE

BHD

66h 20m

2 stops

£789China Southern

Wed, 11 Mar - Sun, 15 Mar

11:25 - 09:25

BHD

SYD

35h 00m

2 stops

11:25 - 18:35

SYD

BHD

66h 10m

2 stops

£791China Southern

Wed, 11 Mar - Sun, 15 Mar

20:25 - 01:25

BHD

PER

45h 00m

2 stops

08:30 - 10:20

PER

BHD

33h 50m

2 stops

£1,024British Airways

Sun, 1 Mar - Thu, 19 Mar

06:30 - 07:20

BHD

MEL

39h 50m

2 stops

10:15 - 08:50

MEL

BHD

31h 35m

2 stops

£1,066British Airways

Thu, 28 May - Mon, 1 Jun

20:25 - 01:25

BHD

PER

45h 00m

2 stops

08:30 - 10:20

PER

BHD

33h 50m

2 stops

£1,067British Airways

Sun, 1 Mar - Thu, 19 Mar

06:30 - 01:25

BHD

PER

34h 55m

2 stops

08:30 - 10:20

PER

BHD

33h 50m

2 stops

£1,071British Airways

Sun, 1 Mar - Thu, 19 Mar

China Southern flights from Belfast to Australia

Our best China Southern deals on Belfast to Australia flight tickets

China Southern

11 Mar

BHD17:40Belfast City

28h 35m

2 stops

BNE08:15Brisbane

15 Mar

BNE10:15Brisbane

66h 20m

2 stops

BHD18:35Belfast City

£788

China Southern

11 Mar

BHD17:40Belfast City

28h 45m

2 stops

SYD09:25Sydney Kingsford Smith

15 Mar

SYD22:00Sydney Kingsford Smith

55h 35m

2 stops

BHD18:35Belfast City

£789

China Southern

11 Mar

BHD11:25Belfast City

35h 00m

2 stops

SYD09:25Sydney Kingsford Smith

15 Mar

SYD11:25Sydney Kingsford Smith

66h 10m

2 stops

BHD18:35Belfast City

£791

British Airways flights from Belfast to Australia

Our best British Airways deals on Belfast to Australia flight tickets

British Airways

1 Mar

BHD20:25Belfast City

45h 00m

2 stops

PER01:25Perth

19 Mar

PER08:30Perth

33h 50m

2 stops

BHD10:20Belfast City

£1,023

British Airways

1 Mar

BHD20:25Belfast City

45h 00m

2 stops

PER01:25Perth

19 Mar

PER08:30Perth

33h 50m

2 stops

BHD10:20Belfast City

£1,024

British Airways

21 Feb

BHD18:00Belfast City

25h 55m

2 stops

SYD06:55Sydney Kingsford Smith

6 Mar

SYD11:15Sydney Kingsford Smith

34h 15m

2 stops

BHD10:30Belfast City

£1,042

Fly from

Fly to

Route

Depart

Return

Price

BelfastSydney

BFS - SYD

BFSSYD

Belfast Intl

Mon 2/2

06:30-13:35

2 stops44h 05m

Sydney Kingsford Smith

Mon 9/3

12:00-10:05

2 stops33h 05m

£705

BelfastSydney

BFS - SYD

BFSSYD

Belfast Intl

Mon 18/5

06:10-19:40

2 stops28h 30m

Sydney Kingsford Smith

Wed 27/5

10:05-19:40

2 stops42h 35m

£729

BelfastSydney

BFS - SYD

BFSSYD

Belfast Intl

Thu 26/2

06:30-06:30

2 stops37h 00m

Sydney Kingsford Smith

Thu 5/3

12:00-22:20

2 stops45h 20m

£739

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Wed 11/3

17:40-20:20

2 stops39h 40m

Sydney Kingsford Smith

Sun 15/3

11:25-18:35

2 stops66h 10m

£787

BelfastBrisbane

BHD - BNE

BHDBNE

Belfast City

Wed 11/3

17:40-08:15

2 stops28h 35m

Brisbane

Sun 15/3

10:15-18:35

2 stops66h 20m

£789

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Wed 11/3

11:25-09:25

2 stops35h 00m

Sydney Kingsford Smith

Sun 15/3

11:25-18:35

2 stops66h 10m

£791

BelfastPerth

BHD - PER

BHDPER

Belfast City

Sun 1/3

20:25-01:25

2 stops45h 00m

Perth

Thu 19/3

08:30-10:20

2 stops33h 50m

£1,024

BelfastMelbourne

BHD - MEL

BHDMEL

Belfast City

Thu 28/5

06:30-07:20

2 stops39h 50m

Melbourne

Mon 1/6

10:15-08:50

2 stops31h 35m

£1,066

BelfastPerth

BHD - PER

BHDPER

Belfast City

Sun 1/3

20:25-01:25

2 stops45h 00m

Perth

Thu 19/3

08:30-10:20

2 stops33h 50m

£1,067

BelfastPerth

BHD - PER

BHDPER

Belfast City

Sun 1/3

06:30-01:25

2 stops34h 55m

Perth

Thu 19/3

08:30-10:20

2 stops33h 50m

£1,071

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?

The month of October is, on average, the cheapest month to fly to Australia from Belfast, with most prices found around £1,031. The month of November is another great option to travel to Australia, with average flight prices from Belfast averaging around £1,079.

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 refresh daily.
How many operators does momondo search for flights from Belfast to Australia?
There are 2 operators available for flights from Belfast to Australia as of January 2026.
How old do you have to be to fly from Belfast to Australia?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Belfast to Australia.
What documentation or ID do you need to fly to Australia?
The travel and health documents you'll need for your trip to Australia may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Australia. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Belfast to Australia

Compare and see reviews for airlines that fly from Belfast to Australia with momondo

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom £959	Free Cancellation	Rating 6.7 7,672 reviews		Search British Airways flights
Qatar Airways	PriceFrom £1,058	Free Cancellation	Rating 7.4 3,715 reviews		Search Qatar Airways flights

Why use momondo?

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

Finding the right flight to Australia from Belfast is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Australia quick and easy, saving you time and money.

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

All flight searches from Belfast to Australia on momondo can be filtered to show those which offer flexible booking policies.

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

momondo helps you find the best flight between Belfast and Australia by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to Australia from Belfast. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.