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Cheap flights from Northern Ireland to Australia from £407

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Northern Ireland to Australia departing on 22/3. 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 Northern Ireland to Australia

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
05:45 - 04:30
BFS
-
PER
38h 45m3 stops
Multiple Airlines Logo
01:40 - 22:20
PER
-
BFS
28h 40m3 stops
£799Multiple Airlines
Sun, 1 Feb - Sat, 7 Feb
Multiple Airlines Logo
05:45 - 05:00
BFS
-
MEL
36h 15m3 stops
Multiple Airlines Logo
14:00 - 10:05
MEL
-
BFS
31h 05m2 stops
£855Multiple Airlines
Sun, 1 Feb - Sun, 8 Feb
Multiple Airlines Logo
07:50 - 21:45
BFS
-
PER
29h 55m3 stops
Multiple Airlines Logo
17:45 - 17:00
PER
-
BFS
31h 15m3 stops
£860Multiple Airlines
Mon, 2 Feb - Mon, 9 Feb
Multiple Airlines Logo
05:45 - 05:00
BFS
-
MEL
36h 15m3 stops
Multiple Airlines Logo
13:10 - 13:40
MEL
-
BFS
35h 30m3 stops
£892Multiple Airlines
Sun, 1 Feb - Sun, 8 Feb
British Airways Logo
15:10 - 01:25
BHD
-
PER
26h 15m2 stops
British Airways Logo
16:15 - 10:20
PER
-
BHD
26h 05m2 stops
£1,013British Airways
Sun, 1 Mar - Thu, 19 Mar
British Airways Logo
09:35 - 06:45
BHD
-
SYD
36h 10m2 stops
British Airways Logo
10:10 - 12:55
SYD
-
BHD
35h 45m2 stops
£1,025British Airways
Thu, 14 May - Mon, 18 May
KLM Logo
06:30 - 15:35
BHD
-
PER
49h 05m3 stops
KLM Logo
10:30 - 16:50
PER
-
BHD
38h 20m2 stops
£1,167KLM
Sun, 8 Mar - Sun, 22 Mar
KLM Logo
06:30 - 15:35
BHD
-
PER
49h 05m3 stops
KLM Logo
06:50 - 21:00
PER
-
BHD
46h 10m3 stops
£1,238KLM
Sun, 8 Mar - Sun, 22 Mar
China Southern Logo
17:45 - 21:30
BHD
-
MEL
40h 45m2 stops
China Southern Logo
23:30 - 19:10
MEL
-
BHD
54h 40m2 stops
£1,369China Southern
Thu, 15 Jan - Tue, 17 Feb
Qatar Airways Logo
09:50 - 06:50
BHD
-
SYD
34h 00m2 stops
Qatar Airways Logo
15:50 - 17:20
SYD
-
BHD
36h 30m2 stops
£1,708Qatar Airways
Sun, 4 Jan - Wed, 4 Mar

British Airways flights from Northern Ireland to Australia

Our best British Airways deals on Northern Ireland to Australia flight tickets
British Airways
1 Mar
BHD15:10Belfast City
26h 15m
2 stops
PER01:25Perth
19 Mar
PER16:15Perth
26h 05m
2 stops
BHD10:20Belfast City
£1,013
Find similar
British Airways
14 May
BHD09:35Belfast City
36h 10m
2 stops
SYD06:45Sydney Kingsford Smith
18 May
SYD10:10Sydney Kingsford Smith
35h 45m
2 stops
BHD12:55Belfast City
£1,025
Find similar
British Airways
14 May
BHD09:35Belfast City
36h 10m
2 stops
SYD06:45Sydney Kingsford Smith
18 May
SYD10:10Sydney Kingsford Smith
35h 45m
2 stops
BHD12:55Belfast City
£1,025
Find similar

KLM flights from Northern Ireland to Australia

Our best KLM deals on Northern Ireland to Australia flight tickets
KLM
8 Mar
BHD06:30Belfast City
49h 05m
3 stops
PER15:35Perth
22 Mar
PER10:30Perth
38h 20m
2 stops
BHD16:50Belfast City
£1,167
Find similar
KLM
8 Mar
BHD06:30Belfast City
49h 05m
3 stops
PER15:35Perth
22 Mar
PER06:50Perth
46h 10m
3 stops
BHD21:00Belfast City
£1,238
Find similar
KLM
1 Mar
BHD06:30Belfast City
49h 05m
3 stops
PER15:35Perth
19 Mar
PER10:30Perth
42h 30m
2 stops
BHD21:00Belfast City
£1,240
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Northern Ireland to Australia 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 279,928 searches. Data last updated 20 December 2025.
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

BelfastPerth

BFS - PER

BFSPER

Belfast Intl

Sun 1/2

05:45-04:30

3 stops38h 45m

Perth

Sat 7/2

01:40-22:20

3 stops28h 40m

£799

BelfastMelbourne

BFS - MEL

BFSMEL

Belfast Intl

Sun 1/2

05:45-05:00

3 stops36h 15m

Melbourne

Sun 8/2

14:00-10:05

2 stops31h 05m

£855

BelfastPerth

BFS - PER

BFSPER

Belfast Intl

Mon 2/2

07:50-21:45

3 stops29h 55m

Perth

Mon 9/2

17:45-17:00

3 stops31h 15m

£860

BelfastMelbourne

BFS - MEL

BFSMEL

Belfast Intl

Sun 1/2

05:45-05:00

3 stops36h 15m

Melbourne

Sun 8/2

13:10-13:40

3 stops35h 30m

£892

BelfastPerth

BHD - PER

BHDPER

Belfast City

Sun 1/3

15:10-01:25

2 stops26h 15m

Perth

Thu 19/3

16:15-10:20

2 stops26h 05m

£1,013

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

£1,025

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

£1,167

BelfastPerth

BHD - PER

BHDPER

Belfast City

Sun 8/3

06:30-15:35

3 stops49h 05m

Perth

Sun 22/3

06:50-21:00

3 stops46h 10m

£1,238

BelfastMelbourne

BHD - MEL

BHDMEL

Belfast City

Thu 15/1

17:45-21:30

2 stops40h 45m

Melbourne

Tue 17/2

23:30-19:10

2 stops54h 40m

£1,369

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Sun 4/1

09:50-06:50

2 stops34h 00m

Sydney Kingsford Smith

Wed 4/3

15:50-17:20

2 stops36h 30m

£1,708

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Australia from

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

What is the cheapest month to fly to Australia?

The month of October is, on average, the cheapest month to fly to Australia from Northern Ireland, with most prices found around £1,036. The month of November is another great option to travel to Australia, with average flight prices from Northern Ireland averaging around £1,084.

What is the cheapest day to depart on your flight to Australia?

The cheapest day to depart on your flight to Australia is on a Monday when prices can be found for as low as £1,109. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Australia is Friday, with ticket prices averaging around £1,402.

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

In the afternoon is the cheapest time of day to fly from Northern Ireland to Australia when you can find flight prices for as low as £1,192. Flying to Australia in the afternoon is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to Australia is at midday when prices are around £1,527.

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

23h 50m

Direct flights

None
The fastest flight from Northern Ireland to Australia takes 23h 50m
There are no direct flights from Northern Ireland to Australia. There are no popular flight routes from Northern Ireland to Australia.
Search flight deals

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

    Prices for flights from Northern Ireland to Australia were last updated today.

  • How many operators does momondo search for flights from Northern Ireland to Australia?

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

Compare and see reviews for airlines that fly from Northern Ireland to Australia with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom £981Free CancellationRating
6.7
7,596 reviews
Search British Airways flights
Qatar AirwaysPriceFrom £1,247Free CancellationRating
7.4
3,685 reviews
Search Qatar Airways flights

Why use momondo?

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

Finding the right flight to Australia from Northern Ireland 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 Northern Ireland to Australia with flexible booking policies on momondo?

Yes. All flights to Australia from Northern Ireland on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Northern Ireland to Australia?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Northern Ireland to Australia.

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

Yes. momondo can track prices for Northern Ireland 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.

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