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Cheap flights from Northern Ireland to Australia from £542

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/2. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — SYD
17 Jan — 24 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Northern Ireland to Australia

Enter your travel dates to find the best prices.

Cheapest flights from Northern Ireland to Australia
Explore the most affordable flight options available from Northern Ireland to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 December 2025.

Fri 26/1214:30BFS - MEL
2 stops32h 15mMultiple Airlines
Sun 8/214:00MEL - BFS
2 stops31h 05mMultiple Airlines
Deal found 16/12£953
Fri 26/1211:30BHD - MEL
2 stops35h 15mMultiple Airlines
Sun 8/214:00MEL - BHD
2 stops30h 35mMultiple Airlines
Deal found 16/12£994
Tue 23/1207:00BHD - SYD
2 stops36h 50mQatar Airways
Tue 6/115:50SYD - BHD
2 stops36h 35mQatar Airways
Deal found 16/12£1,516
Tue 23/1207:05BFS - SYD
2 stops36h 45mMultiple Airlines
Tue 6/115:50SYD - BFS
2 stops35h 10mMultiple Airlines
Deal found 16/12£1,575
Sat 20/1211:35BHD - SYD
2 stops39h 00mMultiple Airlines
Sat 27/1222:00SYD - BHD
2 stops45h 25mMultiple Airlines
Deal found 15/12£1,654
Sat 20/1208:10BFS - SYD
2 stops38h 50mMultiple Airlines
Sat 27/1221:30SYD - BFS
2 stops45h 30mMultiple Airlines
Deal found 15/12£1,720
Sat 27/1206:30BHD - SYD
2 stops41h 15mKLM
Fri 16/111:10SYD - BHD
3 stops40h 40mKLM
Deal found 15/12£1,757
Sat 27/1206:30BHD - SYD
2 stops41h 15mMultiple Airlines
Fri 16/111:15SYD - BHD
2 stops40h 35mMultiple Airlines
Deal found 15/12£1,770
Sun 21/1211:05BHD - SYD
2 stops32h 45mQatar Airways
Sun 4/115:50SYD - BHD
2 stops35h 30mQatar Airways
Deal found 16/12£1,851
Sun 21/1206:30BHD - SYD
3 stops40h 45mMultiple Airlines
Sun 4/110:45SYD - BHD
3 stops40h 35mMultiple Airlines
Deal found 16/12£1,960
Tue 23/1207:00BHD - SYD
3 stops38h 05mMultiple Airlines
Tue 6/121:10SYD - BHD
2 stops31h 10mMultiple Airlines
Deal found 16/12£1,972
Sun 21/1223:05BFS - SYD
2 stops32h 45mMultiple Airlines
Sun 4/122:00SYD - BFS
3 stops34h 15mMultiple Airlines
Deal found 16/12£2,043

Find flight deals from Northern Ireland to Australia

Keep the following information in mind while searching for Northern Ireland to Australia flight deals. Data was last updated 18 December 2025.

Round-trip from

£855

One-way from

£542

Popular in

July

Cheapest in

October

Average price

£1,468
31/1-7/2
  • 31/1-7/2
  • 4 total stops
  • 73h 35m total
  • Northern Ireland to Australia
Search Deals
3/2
  • 3/2
  • 3 total stops
  • 59h 10m total
  • Northern Ireland to Australia
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£88 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£22 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights 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, Cheapflights users made 858,174 searches. Data last updated 18 December 2025.
Use the filters below to find and compare flights from Northern Ireland to Australia that are best for you.

Fly from

Northern Ireland

Fly to

Australia

Route

Depart

Return

Price

BelfastSydney

BFS - SYD

BFSSYD

Belfast Intl

Sat 31/1

08:10-13:35

2 stops42h 25m

Sydney Kingsford Smith

Sat 7/2

21:30-17:40

2 stops31h 10m

£855

BelfastSydney

BFS - SYD

BFSSYD

Belfast Intl

Wed 21/1

06:30-06:30

2 stops37h 00m

Sydney Kingsford Smith

Wed 28/1

21:30-19:35

2 stops33h 05m

£897

BelfastSydney

BFS - SYD

BFSSYD

Belfast Intl

Thu 29/1

06:30-06:30

2 stops37h 00m

Sydney Kingsford Smith

Thu 5/2

21:30-20:40

2 stops34h 10m

£932

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Thu 5/3

11:05-07:55

2 stops33h 50m

Sydney Kingsford Smith

Mon 9/3

11:15-09:05

2 stops32h 50m

£1,003

BelfastPerth

BHD - PER

BHDPER

Belfast City

Sun 1/3

17:35-01:25

2 stops23h 50m

Perth

Thu 19/3

16:15-10:20

2 stops26h 05m

£1,017

BelfastMelbourne

BHD - MEL

BHDMEL

Belfast City

Sat 7/3

11:35-09:25

2 stops34h 50m

Melbourne

Wed 11/3

11:05-08:15

2 stops32h 10m

£1,037

BelfastPerth

BHD - PER

BHDPER

Belfast City

Wed 13/5

11:30-01:10

2 stops30h 40m

Perth

Sun 17/5

15:50-10:30

2 stops25h 40m

£1,039

BelfastMelbourne

BHD - MEL

BHDMEL

Belfast City

Tue 5/5

18:15-06:15

2 stops27h 00m

Melbourne

Tue 26/5

23:30-20:45

2 stops30h 15m

£1,048

BelfastPerth

BHD - PER

BHDPER

Belfast City

Sun 8/3

15:10-01:25

2 stops26h 15m

Perth

Sun 22/3

16:15-08:25

2 stops24h 10m

£1,062

BelfastMelbourne

BHD - MEL

BHDMEL

Belfast City

Tue 5/5

13:40-08:10

2 stops33h 30m

Melbourne

Tue 26/5

07:25-09:00

2 stops34h 35m

£1,066

Flights are sorted by cheapest return flights first.

Deals found on 15/12

Showing 1-10 of 30 results
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Best time to book a flight from Northern Ireland to Australia

Have a flexible travel schedule? Discover the best time to fly to Australia from Northern Ireland 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.

Cheapflights Insights

Everything you need to know about your flight from Northern Ireland to Australia

What is the cheapest month to book a flight from Northern Ireland to Australia?

Currently, November is the cheapest month in which you can book a flight from Northern Ireland to Australia (average of £277). Flying from Northern Ireland to Australia in August is currently the most expensive (average of £1,118). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from NIR to AU?

Find hourly flight availability from Northern Ireland to Australia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 18 December 2025.

It’s optimal to fly from Northern Ireland to Australia in the afternoon. By choosing this option you can save up to 10% on the cost of your flight, compared to a flight at midday.

Related info for your journey

Find useful and relevant information for your journey from Northern Ireland to Australia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Northern Ireland to Australia?

    A quick flight from Northern Ireland to Australia can take about 33h 50m. British Airways provides one of the quickest options available for as low as £1,003. The distance between Northern Ireland and Australia is about 10622 mi.

  • Can I find deals for flights from Northern Ireland to Australia that include hotel bookings?

    Yes. In addition to deals on Northern Ireland to Australia flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Northern Ireland to Australia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Northern Ireland to Australia.

  • Can I find deals for business class flights from Northern Ireland to Australia?

    Yes. Cheapflights offers flight deals from Northern Ireland to Australia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Northern Ireland to Australia?

    Currently, November is the cheapest month in which you can book a flight from Northern Ireland to Australia (average of £277). Flying from Northern Ireland to Australia in August is currently the most expensive (average of £1,118). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Northern Ireland to Australia

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Northern Ireland to Australia

Discover the top 2 airlines that operate flights from Northern Ireland to Australia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 18 December 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£982Average£1,195FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Qatar AirwaysCheapest£1,247Average£1,248FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Northern Ireland to Australia?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Australia from Northern Ireland today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Northern Ireland to Australia?

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

Can Cheapflights find flights from Northern Ireland to Australia with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Northern Ireland to Australia, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Northern Ireland to Australia become cheaper?

Not ready to book yet? You can track prices for flights from Northern Ireland to Australia on Cheapflights with our Price Alert feature and get notified when better prices are available.

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