What is the cheapest airline that flies from Northern Ireland to Australia?

KLM is the most popular carrier operating from Northern Ireland to Australia

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

Prices for flights from Northern Ireland to Australia refresh daily.

How old do you have to be to fly from Northern Ireland 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 Northern Ireland to Australia.

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

The necessary travel and health documents for your Australia 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 licence 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.

$811 Cheap Flights from Northern Ireland to Australia in 2026

Find the cheapest flights from Northern Ireland to Australia

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

06:10 - 12:35BFS Belfast Intl-SYD Sydney Kingsford Smith

45h 25m2 stops London Gatwick Shanghai Pu Dong

11:00 - 07:40SYD Sydney Kingsford Smith-BFS Belfast Intl

53h 40m2 stops Shanghai Pu Dong London Gatwick

$1,519Multiple Airlines

Wed, 9 Sep - Tue, 15 Sep

06:05 - 09:00BFS Belfast Intl-MEL Melbourne

41h 55m2 stops London Gatwick Shanghai Pu Dong

11:00 - 21:05MEL Melbourne-BFS Belfast Intl

43h 05m2 stops Shanghai Pu Dong London Gatwick

$1,716Multiple Airlines

Fri, 4 Sep - Tue, 8 Sep

15:50 - 09:00BFS Belfast Intl-BNE Brisbane

32h 10m2 stops London Gatwick Shanghai Pu Dong

11:05 - 09:55BNE Brisbane-BFS Belfast Intl

31h 50m2 stops Shanghai Pu Dong London Gatwick

$1,888Multiple Airlines

Mon, 14 Sep - Wed, 30 Sep

14:55 - 09:00BFS Belfast Intl-MEL Melbourne

33h 05m2 stops London Gatwick Shanghai Pu Dong

12:00 - 10:05MEL Melbourne-BFS Belfast Intl

32h 05m2 stops Shanghai Pu Dong London Gatwick

$2,001Multiple Airlines

Sun, 27 Sep - Sun, 4 Oct

13:50 - 06:10BFS Belfast Intl-SYD Sydney Kingsford Smith

31h 20m2 stops Manchester Abu Dhabi Zayed Intl

15:40 - 15:15SYD Sydney Kingsford Smith-BFS Belfast Intl

32h 35m2 stops Abu Dhabi Zayed Intl Manchester

$2,094Multiple Airlines

Wed, 9 Sep - Tue, 15 Sep

19:25 - 18:45BHD Belfast City-PER Perth

39h 20m2 stops London Heathrow Doha Hamad Intl

22:45 - 16:40PER Perth-BHD Belfast City

25h 55m2 stops Doha Hamad Intl London Heathrow

$2,177British Airways

Tue, 10 Nov - Thu, 10 Dec

06:35 - 18:45BHD Belfast City-PER Perth

28h 10m2 stops London Heathrow Doha Hamad Intl

22:45 - 20:20PER Perth-BHD Belfast City

29h 35m2 stops Doha Hamad Intl London Heathrow

$2,178British Airways

Tue, 10 Nov - Thu, 10 Dec

12:20 - 01:30BHD Belfast City-PER Perth

29h 10m2 stops London Heathrow Kuala Lumpur Intl

02:30 - 18:40PER Perth-BHD Belfast City

24h 10m2 stops Kuala Lumpur Intl London Heathrow

$2,182Multiple Airlines

Wed, 28 Oct - Tue, 17 Nov

12:20 - 01:25BHD Belfast City-PER Perth

29h 05m2 stops London Heathrow Kuala Lumpur Intl

02:25 - 18:40PER Perth-BHD Belfast City

24h 15m2 stops Kuala Lumpur Intl London Heathrow

$2,184Multiple Airlines

Wed, 28 Oct - Tue, 17 Nov

17:50 - 09:00BFS Belfast Intl-BNE Brisbane

53h 10m2 stops London Gatwick Shanghai Pu Dong

11:10 - 10:05BNE Brisbane-BFS Belfast Intl

32h 55m2 stops Shanghai Pu Dong London Gatwick

$2,185Multiple Airlines

Sat, 2 Jan - Tue, 19 Jan

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

British Airways flights from Northern Ireland to Australia

Our best British Airways deals on Northern Ireland to Australia flight tickets

British Airways

10 Nov

BHD19:25Belfast City

39h 20m

2 stops

PER18:45Perth

10 Dec

PER22:45Perth

25h 55m

2 stops

BHD16:40Belfast City

$2,177

British Airways

10 Nov

BHD06:35Belfast City

28h 10m

2 stops

PER18:45Perth

10 Dec

PER22:45Perth

29h 35m

2 stops

BHD20:20Belfast City

$2,178

British Airways

11 Nov

BHD09:15Belfast City

35h 40m

2 stops

SYD07:55Sydney Kingsford Smith

15 Nov

SYD11:15Sydney Kingsford Smith

34h 30m

2 stops

BHD10:45Belfast City

$2,191

KLM flights from Northern Ireland to Australia

Our best KLM deals on Northern Ireland to Australia flight tickets

KLM

10 Nov

BHD17:20Belfast City

33h 15m

3 stops

PER10:35Perth

10 Dec

PER20:45Perth

52h 05m

3 stops

BHD16:50Belfast City

$2,715

KLM

10 Nov

BHD17:20Belfast City

33h 15m

3 stops

PER10:35Perth

10 Dec

PER20:45Perth

52h 05m

3 stops

BHD16:50Belfast City

$2,717

KLM

10 Nov

BHD09:40Belfast City

30h 15m

2 stops

PER23:55Perth

10 Dec

PER20:45Perth

52h 05m

3 stops

BHD16:50Belfast City

$2,725

momondo Fare Finder

Use the filters below to find and compare flights from Northern Ireland to Australia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastSydney

BFS Belfast Intl - SYD Sydney Kingsford Smith

BFSSYD

Belfast Intl

Wed 9/9

06:10-12:35

2 stops45h 25m

Sydney Kingsford Smith

Tue 15/9

11:00-07:40

2 stops53h 40m

$1,519

BelfastMelbourne

BFS Belfast Intl - MEL Melbourne

BFSMEL

Belfast Intl

Fri 4/9

06:05-09:00

2 stops41h 55m

Melbourne

Tue 8/9

11:00-21:05

2 stops43h 05m

$1,716

BelfastBrisbane

BFS Belfast Intl - BNE Brisbane

BFSBNE

Belfast Intl

Mon 14/9

15:50-09:00

2 stops32h 10m

Brisbane

Wed 30/9

11:05-09:55

2 stops31h 50m

$1,888

BelfastMelbourne

BFS Belfast Intl - MEL Melbourne

BFSMEL

Belfast Intl

Sun 27/9

14:55-09:00

2 stops33h 05m

Melbourne

Sun 4/10

12:00-10:05

2 stops32h 05m

$2,001

BelfastSydney

BFS Belfast Intl - SYD Sydney Kingsford Smith

BFSSYD

Belfast Intl

Wed 9/9

13:50-06:10

2 stops31h 20m

Sydney Kingsford Smith

Tue 15/9

15:40-15:15

2 stops32h 35m

$2,094

BelfastPerth

BHD Belfast City - PER Perth

BHDPER

Belfast City

Tue 10/11

19:25-18:45

2 stops39h 20m

Perth

Thu 10/12

22:45-16:40

2 stops25h 55m

$2,177

BelfastPerth

BHD Belfast City - PER Perth

BHDPER

Belfast City

Tue 10/11

06:35-18:45

2 stops28h 10m

Perth

Thu 10/12

22:45-20:20

2 stops29h 35m

$2,178

Fastest return journey

BelfastPerth

BHD Belfast City - PER Perth

BHDPER

Belfast City

Wed 28/10

12:20-01:30

2 stops29h 10m

Perth

Tue 17/11

02:30-18:40

2 stops24h 10m

$2,182

BelfastPerth

BHD Belfast City - PER Perth

BHDPER

Belfast City

Wed 28/10

12:20-01:25

2 stops29h 05m

Perth

Tue 17/11

02:25-18:40

2 stops24h 15m

$2,184

BelfastBrisbane

BFS Belfast Intl - BNE Brisbane

BFSBNE

Belfast Intl

Sat 2/1

17:50-09:00

2 stops53h 10m

Brisbane

Tue 19/1

11:10-10:05

2 stops32h 55m

$2,185

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 Northern Ireland 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, August is the cheapest month to fly from Northern Ireland to Australia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. If you don’t want to visit Australia in August, then you should wait until June to fly from Northern Ireland, when ticket prices are also cheap, with an average price of $1,831.

Cheap Northern Ireland to Australia flight deals and tips

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

Fastest flight time	25h 05m
Direct flights	None

The fastest flight from Northern Ireland to Australia takes 25h 05m

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

Search flight deals

Frequently asked questions about flying from Northern Ireland to Australia

When did momondo last update prices for flights from Northern Ireland to Australia?
Prices for flights from Northern Ireland to Australia refresh daily.
How old do you have to be to fly from Northern Ireland 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 Northern Ireland to Australia.
What documentation or ID do you need to fly to Australia?
The necessary travel and health documents for your Australia 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 licence 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.

Why use momondo?

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

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

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

Flights from Northern Ireland 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 Northern Ireland to Australia?

Once all potential Northern Ireland to Australia flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

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