In terms of precipitation, rainfall in Sydney ranges from 50.0 - 130.0 inches per month. March is typically the wettest month, when rainfall can reach 130.0 mm. September is typically the driest time to visit Sydney when rainfall is around 50.0 mm. Find deals

If weather is an important factor for your trip to Sydney, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 22.0 C. Travellers hoping to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 11.0 C). Find deals

What is the cheapest month to fly from Northern Ireland to Sydney?

Our data shows that November tends to be the cheapest month to fly to Sydney from Northern Ireland. Users have commonly found prices around $2,563 for the month, but tickets can be as low as $1,780. Due to multiple factors, prepare for potentially higher prices in July. Find deals

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Northern Ireland to Sydney as you normally would.

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

Sydney Kingsford Smith (SYD), located 7.5 km from the city centre, is the airport you fly into when you book flights from Northern Ireland to 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.

$1,277+ Flights from Northern Ireland to Sydney

Cheap flight deals from Northern Ireland to Sydney

Round-trip from	$1,690
One-way from	$1,277
Popular in	July
Cheapest in	November
Average price	$3,270

10/11-23/11
6 total stops
88h 40m total
Northern Ireland to Sydney

Search Deals

27/7
3 total stops
49h 35m total
Northern Ireland to Sydney

Search Deals

Highest demand for flights based on searches. 8% potential increase in price ($365 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($99 potential savings vs. average return price).

Search Deals

Average for round-trip flights in July 2025

Search Deals

Find flight deals from Northern Ireland to Sydney

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 4 juillet 2025.

lun. 10/1110:20BFS - SYD

3 stops45h 45mMultiple Airlines

dim. 23/1114:00SYD - BFS

3 stops42h 55mMultiple Airlines

Deal found 3/7$1,690

lun. 10/1119:30BHD - SYD

2 stops36h 20mMultiple Airlines

dim. 23/1120:20SYD - BHD

2 stops31h 30mMultiple Airlines

Deal found 3/7$1,992

mar. 28/1008:40BHD - SYD

2 stops47h 10mBritish Airways

mar. 2/1216:20SYD - BHD

2 stops27h 05mBritish Airways

Deal found 2/7$2,386

Best flights from Northern Ireland to Sydney
Discover carefully curated flight deals from Northern Ireland to Sydney that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 4 juillet 2025.

lun. 10/1110:20BFS - SYD

3 stops45h 45mMultiple Airlines

dim. 23/1114:00SYD - BFS

3 stops42h 55mMultiple Airlines

Deal found 3/7$1,690

mar. 28/1008:40BHD - SYD

2 stops47h 10mBritish Airways

mar. 2/1216:20SYD - BHD

2 stops27h 05mBritish Airways

Deal found 2/7$2,386

lun. 10/1119:30BHD - SYD

2 stops36h 20mMultiple Airlines

dim. 23/1120:20SYD - BHD

2 stops31h 30mMultiple Airlines

Deal found 3/7$1,992

Last-minute flights from Northern Ireland to Sydney
Discover last-minute flight deals from Northern Ireland to Sydney. Data last updated 4 juillet 2025 and is based on user searches.

lun. 7/713:25BHD - SYD

2 stops42h 55mMultiple Airlines

dim. 3/820:10SYD - BHD

2 stops31h 05mMultiple Airlines

Deal found 4/7$23,807

sam. 16/816:50BFS - SYD

3 stops41h 35mMultiple Airlines

sam. 23/812:50SYD - BFS

3 stops42h 40mMultiple Airlines

Deal found 2/7$2,322

One-way flights from Northern Ireland to Sydney
Search for one-way flight options from Northern Ireland to Sydney. Find affordable one-way fares based on user searches. Data last updated 4 juillet 2025.

dim. 27/709:25BFS - SYD

3 stops49h 35mMultiple Airlines

Deal found 2/7$1,277

sam. 26/706:55BHD - SYD

3 stops49h 00mMultiple Airlines

Deal found 2/7$1,474

sam. 26/706:30BHD - SYD

2 stops37h 40mKLM

Deal found 2/7$2,664

mer. 23/706:50BHD - SYD

2 stops37h 30mBritish Airways

Deal found 2/7$3,248

Cheapflights Fare Finder

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

BelfastSydney

BFS - SYD

BFSSYD

Belfast Intl

lun. 10/11

10:20-19:05

3 stops45h 45m

Sydney Kingsford Smith

dim. 23/11

14:00-21:55

3 stops42h 55m

$1,690

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

lun. 10/11

19:30-18:50

2 stops36h 20m

Sydney Kingsford Smith

dim. 23/11

20:20-16:50

2 stops31h 30m

$1,992

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

mar. 28/10

08:40-18:50

2 stops47h 10m

Sydney Kingsford Smith

mar. 2/12

16:20-08:25

2 stops27h 05m

$2,386

BelfastSydney

BFS - SYD

BFSSYD

Belfast Intl

dim. 27/7

09:25-20:00

3 stops49h 35m

$1,277

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

sam. 26/7

06:55-16:55

3 stops49h 00m

$1,474

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

sam. 26/7

06:30-05:10

2 stops37h 40m

$2,664

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

mer. 23/7

06:50-05:20

2 stops37h 30m

$3,248

Flights are sorted by cheapest return flights first.

Deals found on 2/7

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 $129). Flying from Northern Ireland to Sydney in October is currently the most expensive (average of $171). 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.

Reviews of airlines servicing Sydney

Read through reviews of airlines operating flights from Northern Ireland to Sydney, such as KLM and British Airways. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

KLM

7.8

Good

1,367 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,June 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

KLM

7.8

Good

1,367 reviews

KLM

7.8

Good

1,367 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,June 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

British Airways

6.6

Okay

7,093 reviews

KLM

7.8

Good

1,367 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,June 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Related info for your journey

What airport do you fly into for flights to Sydney from Northern Ireland?
Sydney Kingsford Smith (SYD), located 7.5 km from the city centre, is the airport you fly into when you book flights from Northern Ireland to 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.
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 $129). Flying from Northern Ireland to Sydney in October is currently the most expensive (average of $171). 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

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Top airline flying from Northern Ireland to Sydney

Airline	Cheapest	Average	Flexibility	On-time
British Airways	Cheapest$1,885	Average$2,849	FlexibilityNo cancel fee	On-time70%	Search British Airways flights

Fly with Cheapflights

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

When you search for this flight from Northern Ireland to Sydney, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Northern Ireland to Sydney for you. Better yet — we are completely free to use.

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?

Of course! You can now track prices for flights from Northern Ireland to Sydney and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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

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

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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.

Cheap flights from Northern Ireland to Sydney from $1,277

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 27/7. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap 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 4 juillet 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Northern Ireland to Sydney

Cheapest flights from Northern Ireland to SydneyExplore 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 4 juillet 2025.

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 4 juillet 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Northern Ireland to Sydney that are best for you.

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.

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?

Reviews of airlines servicing Sydney

Read through reviews of airlines operating flights from Northern Ireland to Sydney, such as KLM and British Airways. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

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?

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

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

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

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

Travelling to a place near Northern Ireland?

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.

Alternative routes for Northern Ireland to Sydney

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Northern Ireland to Sydney

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?

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

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

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

100% Free

Book with Flexibility

Travel Smart

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 4 juillet 2025.