Cheap flights from Australia to Northern Ireland from £845
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 18/11. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Australia to Northern Ireland
Cheapest flights from Australia to Northern IrelandExplore the most affordable flight options available from Australia to Northern Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 October 2026.
Explore the most affordable flight options available from Australia to Northern Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 October 2026.
Best flights from Australia to Northern IrelandDiscover carefully curated flight deals from Australia to Northern Ireland that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 October 2026.
Discover carefully curated flight deals from Australia to Northern Ireland that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 October 2026.
Last-minute flights from Australia to Northern IrelandDiscover last-minute flight deals from Australia to Northern Ireland. Data last updated 9 October 2026 and is based on user searches.
Discover last-minute flight deals from Australia to Northern Ireland. Data last updated 9 October 2026 and is based on user searches.
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Use the filters below to find and compare flights from Australia to Northern Ireland that are best for you.
Fly from
Fly to
Route
Depart
Return
SydneyBelfast
SYD Sydney Kingsford Smith - BFS Belfast Intl
SYDBFS
Sydney Kingsford Smith
Wed 18/11
12:00-10:05
2 stops33h 05m
Belfast Intl
Wed 25/11
06:25-10:00
2 stops40h 35m
SydneyBelfast
SYD Sydney Kingsford Smith - BFS Belfast Intl
SYDBFS
Sydney Kingsford Smith
Wed 31/3
21:50-20:40
3 stops32h 50m
Belfast Intl
Wed 21/4
06:00-19:00
3 stops52h 00m
BrisbaneBelfast
BNE Brisbane - BHD Belfast City
BNEBHD
Brisbane
Mon 2/11
20:55-20:30
2 stops33h 35m
Belfast City
Tue 10/11
10:15-09:05
3 stops36h 50m
BrisbaneBelfast
BNE Brisbane - BHD Belfast City
BNEBHD
Brisbane
Thu 5/11
10:35-10:55
2 stops34h 20m
Belfast City
Mon 9/11
14:50-10:45
2 stops33h 55m
BrisbaneBelfast
BNE Brisbane - BHD Belfast City
BNEBHD
Brisbane
Thu 12/11
10:35-10:55
2 stops34h 20m
Belfast City
Mon 16/11
06:35-05:55
2 stops37h 20m
BrisbaneBelfast
BNE Brisbane - BHD Belfast City
BNEBHD
Brisbane
Thu 5/11
10:35-10:55
2 stops34h 20m
Belfast City
Mon 9/11
06:35-05:55
2 stops37h 20m
AdelaideBelfast
ADL Adelaide - BHD Belfast City
ADLBHD
Adelaide
Thu 25/3
22:40-09:50
2 stops45h 40m
Belfast City
Thu 22/4
07:00-20:05
2 stops28h 35m
AdelaideBelfast
ADL Adelaide - BHD Belfast City
ADLBHD
Adelaide
Thu 25/3
11:45-12:45
3 stops35h 30m
Belfast City
Thu 22/4
14:20-13:40
3 stops38h 50m
Best time to book a flight from Australia to Northern Ireland
Have a flexible travel schedule? Discover the best time to fly to Northern Ireland from Australia with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Australia to Northern Ireland
Related info for your journey
Find useful and relevant information for your journey from Australia to Northern Ireland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Australia to Northern Ireland
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Northern Ireland by adding a car hire and/or hotel booking to your travel itinerary.
Direct flights to United Kingdom
Book a non-stop flight to one of these other cities located in United Kingdom.
Search flights from Australia to Northern Ireland by cabin class
Find flights from Australia to Northern Ireland, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Australia and Northern Ireland flights
Browse other Australia and Northern Ireland flight options. Last updated on 9 October 2026.
Popular flight searches
Check out other popular destinations found by fellow travellers in 2026
Find a return flight route from Northern Ireland
Find the right flight back to Australia after your stay in Northern Ireland
Australia to Northern Ireland flights
Consider these flights travelling from Australia to Northern Ireland.
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Users can book flights with no change fees policies with our dedicated filters. Book flights from Australia to Northern Ireland flexibly with Cheapflights today.
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