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Cheap flights from Northern Ireland to Sydney from £526

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 11/10. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — SYD
2 Sep — 9 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Northern Ireland to Sydney

Enter your travel dates to find the best prices.

Cheapest flights from Northern Ireland to Sydney
Explore the most affordable flight options available from Northern Ireland to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 August 2026.

Mon 14/908:15
BFS
-
SYD
2 stops43h 20m
Multiple Airlines
Mon 21/911:00
SYD
-
BFS
2 stops42h 25m
Multiple Airlines
Deal found 31/7£847
Tue 1/906:15
BFS
-
SYD
2 stops41h 45m
Multiple Airlines
Tue 15/911:00
SYD
-
BFS
2 stops43h 05m
Multiple Airlines
Deal found 2/8£856
Sun 30/807:00
BHD
-
SYD
2 stops41h 00m
Multiple Airlines
Sun 6/911:00
SYD
-
BHD
2 stops35h 40m
Multiple Airlines
Deal found 2/8£963
Wed 16/915:40
BFS
-
SYD
2 stops29h 30m
Multiple Airlines
Wed 23/915:40
SYD
-
BFS
2 stops32h 40m
Multiple Airlines
Deal found 2/8£973
Sun 30/809:55
BFS
-
SYD
2 stops38h 05m
Multiple Airlines
Sun 6/911:00
SYD
-
BFS
2 stops42h 15m
Multiple Airlines
Deal found 2/8£976
Sun 13/913:25
BFS
-
SYD
2 stops34h 55m
Multiple Airlines
Sun 20/915:40
SYD
-
BFS
2 stops31h 15m
Multiple Airlines
Deal found 30/7£999
Fri 30/1011:30
BHD
-
SYD
2 stops34h 30m
American Airlines
Fri 4/1214:05
SYD
-
BHD
2 stops35h 10m
American Airlines
Deal found 1/8£1,038
Wed 11/1106:35
BHD
-
SYD
2 stops38h 20m
British Airways
Sun 15/1111:15
SYD
-
BHD
2 stops32h 10m
British Airways
Deal found 29/7£1,132
Thu 12/1106:35
BHD
-
SYD
2 stops38h 20m
British Airways
Mon 16/1115:15
SYD
-
BHD
2 stops30h 25m
British Airways
Deal found 31/7£1,145
Tue 25/814:20
BHD
-
SYD
2 stops33h 40m
Multiple Airlines
Thu 3/911:00
SYD
-
BHD
2 stops35h 40m
Multiple Airlines
Deal found 30/7£1,176
Fri 30/1013:35
BFS
-
SYD
2 stops33h 25m
Multiple Airlines
Fri 4/1221:35
SYD
-
BFS
2 stops35h 25m
Multiple Airlines
Deal found 1/8£1,193
Mon 16/1109:25
BHD
-
SYD
2 stops46h 55m
British Airways
Fri 20/1122:10
SYD
-
BHD
2 stops48h 00m
British Airways
Deal found 29/7£1,249

Find flight deals from Northern Ireland to Sydney

Keep the following information in mind while searching for Northern Ireland to Sydney flight deals. Data was last updated 3 August 2026.

Round-trip from

£847

One-way from

£526
14/9-21/9
  • 14/9-21/9
  • 4 total stops
  • 85h 45m total
  • Northern Ireland to Sydney
Search Deals
11/10
  • 11/10
  • 3 total stops
  • 42h 25m total
  • Northern Ireland to Sydney
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Northern Ireland to Sydney 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 3 August 2026.
Use the filters below to find and compare flights from Northern Ireland to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastSydney

BFS - SYD

BFSSYD

Belfast Intl

Tue 1/9

06:15-09:00

2 stops41h 45m

Sydney Kingsford Smith

Tue 15/9

11:00-21:05

2 stops43h 05m

£856

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Sun 30/8

07:00-09:00

2 stops41h 00m

Sydney Kingsford Smith

Sun 6/9

11:00-13:40

2 stops35h 40m

£963
Fastest return journey

BelfastSydney

BFS - SYD

BFSSYD

Belfast Intl

Wed 16/9

15:40-06:10

2 stops29h 30m

Sydney Kingsford Smith

Wed 23/9

15:40-15:20

2 stops32h 40m

£973

BelfastSydney

BFS - SYD

BFSSYD

Belfast Intl

Sun 30/8

09:55-09:00

2 stops38h 05m

Sydney Kingsford Smith

Sun 6/9

11:00-20:15

2 stops42h 15m

£976

BelfastSydney

BFS - SYD

BFSSYD

Belfast Intl

Sun 13/9

13:25-09:20

2 stops34h 55m

Sydney Kingsford Smith

Sun 20/9

15:40-13:55

2 stops31h 15m

£999

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Wed 11/11

06:35-07:55

2 stops38h 20m

Sydney Kingsford Smith

Sun 15/11

11:15-08:25

2 stops32h 10m

£1,132

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Thu 12/11

06:35-07:55

2 stops38h 20m

Sydney Kingsford Smith

Mon 16/11

15:15-10:40

2 stops30h 25m

£1,145

BelfastSydney

BFS - SYD

BFSSYD

Belfast Intl

Fri 30/10

13:35-10:00

2 stops33h 25m

Sydney Kingsford Smith

Fri 4/12

21:35-22:00

2 stops35h 25m

£1,193

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Mon 16/11

06:35-19:20

2 stops49h 45m

Sydney Kingsford Smith

Fri 20/11

22:10-17:15

2 stops30h 05m

£1,246

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Fri 22/1

20:05-06:30

3 stops47h 25m

Sydney Kingsford Smith

Fri 26/2

16:50-17:45

3 stops35h 55m

£1,280

Flights are sorted by cheapest return flights first.

Deals found on 31/7

Showing 1-10 of 23 resultsSorted by cheapest first
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Best time to book a flight from Northern Ireland to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney 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 Sydney

No data available for this route at this time. Please check back soon.

Related info for your journey

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

  • What airport do you fly into for flights to Sydney from Northern Ireland?

    Located just 4.6 mi from the city center, Sydney Kingsford Smith (SYD) is the airport most travelers will use when flying to Sydney from Northern Ireland.

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

    British Airways can get you from Northern Ireland to Sydney in just under 38h 20m. Your travel time can differ by up to . There are 10622 mi between Northern Ireland and Sydney.

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

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

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

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

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

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

See more FAQs

Travelling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Wollongong
Bondi Beach
Parramatta
Coogee
Manly

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Northern Ireland to Sydney

Discover the top 2 airlines that operate flights from Northern Ireland to Sydney. 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 3 August 2026.
AirlineCheapestAverageFlexibilityOn-time
Qatar AirwaysCheapest£497Average£1,256FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
British AirwaysCheapest£992Average£1,276FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights helps you search for flights from Northern Ireland to Sydney via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Cheapflights simply makes it quick and affordable to book flights from Northern Ireland to Sydney by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Northern Ireland to Sydney flexibly with Cheapflights today.

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

Yes, Cheapflights offers price alerts on Northern Ireland to Sydney flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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