Find flights
When to book
FAQs

Cheap flights from Northern Ireland to Sydney from £1,011

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/7. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — SYD
16 Jul — 23 Jul1
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 16 June 2026.

Mon 6/708:15
BFS
-
SYD
2 stops43h 20m
Multiple Airlines
Mon 20/711:00
SYD
-
BFS
2 stops44h 35m
Multiple Airlines
Deal found 15/6£1,011
Wed 14/1018:20
BHD
-
SYD
2 stops29h 05m
Multiple Airlines
Tue 3/1122:10
SYD
-
BHD
2 stops45h 05m
Multiple Airlines
Deal found 15/6£1,106
Wed 14/1014:35
BFS
-
SYD
2 stops57h 25m
Multiple Airlines
Tue 3/1112:00
SYD
-
BFS
2 stops33h 05m
Multiple Airlines
Deal found 15/6£1,116
Sun 4/1009:45
BHD
-
SYD
2 stops62h 55m
KLM
Sun 25/1022:15
SYD
-
BHD
2 stops45h 55m
KLM
Deal found 11/6£1,235
Wed 11/1106:35
BHD
-
SYD
2 stops38h 20m
British Airways
Sun 15/1111:15
SYD
-
BHD
2 stops32h 10m
British Airways
Deal found 11/6£1,291
Wed 4/1106:35
BHD
-
SYD
2 stops38h 20m
British Airways
Sun 8/1111:05
SYD
-
BHD
2 stops34h 15m
British Airways
Deal found 11/6£1,292
Sat 4/708:30
BFS
-
SYD
2 stops47h 40m
Multiple Airlines
Sat 18/720:50
SYD
-
BFS
2 stops35h 35m
Multiple Airlines
Deal found 14/6£1,303
Wed 14/1017:30
BHD
-
SYD
2 stops31h 30m
KLM
Tue 3/1111:10
SYD
-
BHD
3 stops40h 40m
KLM
Deal found 15/6£1,410
Sun 4/1009:55
BFS
-
SYD
2 stops35h 15m
Multiple Airlines
Sun 25/1015:50
SYD
-
BFS
2 stops29h 15m
Multiple Airlines
Deal found 11/6£1,426
Wed 16/1209:40
BHD
-
SYD
2 stops35h 15m
KLM
Wed 6/110:20
SYD
-
BHD
2 stops57h 50m
KLM
Deal found 13/6£1,650
Wed 16/1210:10
BFS
-
SYD
2 stops33h 50m
Multiple Airlines
Wed 6/115:40
SYD
-
BFS
2 stops33h 25m
Multiple Airlines
Deal found 13/6£1,935
Sat 1/822:25
BFS
-
SYD
3 stops57h 00m
Multiple Airlines
Mon 31/813:35
SYD
-
BFS
2 stops38h 30m
Multiple Airlines
Deal found 14/6£2,733

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 16 June 2026.

Round-trip from

£1,011

Popular in

July

Cheapest in

November

Average price

£1,131
6/7-20/7
  • 6/7-20/7
  • 4 total stops
  • 87h 55m total
  • Northern Ireland to Sydney
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (£146 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£48 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
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 16 June 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

Mon 6/7

08:15-12:35

2 stops43h 20m

Sydney Kingsford Smith

Mon 20/7

11:00-22:35

2 stops44h 35m

£1,011

BelfastSydney

BFS - SYD

BFSSYD

Belfast Intl

Wed 14/10

14:35-10:00

2 stops57h 25m

Sydney Kingsford Smith

Tue 3/11

12:00-10:05

2 stops33h 05m

£1,116

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Sun 4/10

09:45-10:40

2 stops62h 55m

Sydney Kingsford Smith

Sun 25/10

22:15-09:10

2 stops45h 55m

£1,235

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

£1,291

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Wed 4/11

06:35-07:55

2 stops38h 20m

Sydney Kingsford Smith

Sun 8/11

11:05-10:20

2 stops34h 15m

£1,295

BelfastSydney

BFS - SYD

BFSSYD

Belfast Intl

Sat 4/7

08:30-17:10

2 stops47h 40m

Sydney Kingsford Smith

Sat 18/7

20:50-23:25

2 stops35h 35m

£1,303

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Wed 14/10

17:30-11:00

2 stops31h 30m

Sydney Kingsford Smith

Tue 3/11

11:10-16:50

3 stops40h 40m

£1,410
Fastest return journey

BelfastSydney

BFS - SYD

BFSSYD

Belfast Intl

Sun 4/10

09:55-07:10

2 stops35h 15m

Sydney Kingsford Smith

Sun 25/10

15:50-10:05

2 stops29h 15m

£1,426

BelfastSydney

BFS - SYD

BFSSYD

Belfast Intl

Sat 1/8

22:25-16:25

3 stops57h 00m

Sydney Kingsford Smith

Mon 31/8

13:35-19:05

2 stops38h 30m

£2,733
Cheapest one-way
Fastest single journey

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Tue 1/9

09:50-19:05

2 stops48h 15m

£2,507

Flights are sorted by cheapest return flights first.

Deals found on 15/6

Sorted by cheapest first

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

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

Currently, May is the cheapest month in which you can book a flight from Northern Ireland to Sydney (average of £499). Flying from Northern Ireland to Sydney in July is currently the most expensive (average of £1,878). 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.

How much does it cost for a return flight from Northern Ireland to Sydney?

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?

    KLM and British Airways can get you from Northern Ireland to Sydney in just under 38h 20m. Your travel time can differ by up to 24h 35m. There are 10622 mi between Northern Ireland and Sydney. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • 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.

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

    Currently, May is the cheapest month in which you can book a flight from Northern Ireland to Sydney (average of £499). Flying from Northern Ireland to Sydney in July is currently the most expensive (average of £1,878). 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

Travelling to a place near Sydney?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 16 June 2026.
AirlineCheapestAverageFlexibilityOn-time
Qatar AirwaysCheapest£499Average£1,268FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
British AirwaysCheapest£926Average£1,236FlexibilityNo 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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.