In terms of precipitation, rainfall in Northern Ireland ranges from 50.0 - 90.0 inches per month. October is typically the wettest month, when rainfall can reach 90.0 mm. April is typically the driest time to visit Northern Ireland when rainfall is around 50.0 mm.

If weather is an important factor for your trip to Northern Ireland, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 16.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

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

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

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

For a flight from Sydney to Northern Ireland, you will be flying from Kingsford Smith. Sydney Kingsford Smith (SYD) is just 4.6 mi from the center of the city.

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

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

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

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

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

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

£843+ Cheap Flights from Sydney to Northern Ireland

Cheap flight deals from Sydney to Northern Ireland

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Cheapest flights from Sydney to Northern Ireland
Explore the most affordable flight options available from Sydney to Northern Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 October 2026.

Wed 18/1112:00 -

2 stops33h 05m

Wed 25/1106:25 -

2 stops40h 35m

Deal found 4/10£843

Mon 16/1116:50 -

2 stops29h 40m

Mon 23/1108:40 -

2 stops34h 50m

Deal found 2/10£944

Mon 2/1112:00 -

2 stops33h 40m

Mon 9/1110:15 -

2 stops36h 45m

Deal found 3/10£1,129

Find flight deals from Sydney to Northern Ireland

Round-trip from	£843

18/11-25/11
4 total stops
73h 40m total
Sydney to Northern Ireland

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Cheapest return flight

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

£843

Fastest return journey

SydneyBelfast

SYD Sydney Kingsford Smith - BFS Belfast Intl

SYDBFS

Sydney Kingsford Smith

Mon 16/11

16:50-11:30

2 stops29h 40m

Belfast Intl

Mon 23/11

08:40-06:30

2 stops34h 50m

£944

SydneyBelfast

SYD Sydney Kingsford Smith - BFS Belfast Intl

SYDBFS

Sydney Kingsford Smith

Mon 2/11

12:00-10:40

2 stops33h 40m

Belfast Intl

Mon 9/11

10:15-10:00

2 stops36h 45m

£1,129

Flights are sorted by cheapest return flights first.

Deals found on 4/10

Sorted by cheapest first

Best time to book a flight from Sydney to Northern Ireland

Have a flexible travel schedule? Discover the best time to fly to Northern Ireland from Sydney with our price prediction graph.

SYD-BFS

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.

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

SYD-GBNIR

SYD-BFS

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

Related info for your journey

What airport do you fly from for flights from Sydney to Northern Ireland?
For a flight from Sydney to Northern Ireland, you will be flying from Kingsford Smith. Sydney Kingsford Smith (SYD) is just 4.6 mi from the center of the city.
Can I find deals for flights from Sydney to Northern Ireland that include hotel bookings?
Yes. In addition to deals on Sydney to Northern Ireland flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Sydney to Northern Ireland?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sydney to Northern Ireland.
Can I find deals for business class flights from Sydney to Northern Ireland?
Yes. Cheapflights offers flight deals from Sydney to Northern Ireland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Cheapflights makes it easy to find Sydney to Northern Ireland flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Cheapflights helps you find that perfect flight to Northern Ireland from Sydney by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

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

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Cheap flights from Sydney to Northern Ireland from £843

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 Sydney to Northern Ireland

Cheapest flights from Sydney to Northern IrelandExplore the most affordable flight options available from Sydney to Northern Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 October 2026.

Explore the most affordable flight options available from Sydney to Northern Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 October 2026.

Best flights from Sydney to Northern IrelandDiscover carefully curated flight deals from Sydney to Northern Ireland that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 October 2026.

Discover carefully curated flight deals from Sydney to Northern Ireland that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 October 2026.

Last-minute flights from Sydney to Northern IrelandDiscover last-minute flight deals from Sydney to Northern Ireland. Data last updated 5 October 2026 and is based on user searches.

Discover last-minute flight deals from Sydney to Northern Ireland. Data last updated 5 October 2026 and is based on user searches.

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

Best time to book a flight from Sydney to Northern Ireland

Have a flexible travel schedule? Discover the best time to fly to Northern Ireland from Sydney with our price prediction graph.

Cheapflights Insights

Related info for your journey

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

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

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

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

Find flights from Sydney to Northern Ireland, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Sydney and Northern Ireland flights

Browse other Sydney and Northern Ireland flight options. Last updated on 5 October 2026.

Popular flight searches

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Fly with Cheapflights

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

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

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

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

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Sydney to Northern Ireland
Explore the most affordable flight options available from Sydney to Northern Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 October 2026.

Best flights from Sydney to Northern Ireland
Discover carefully curated flight deals from Sydney to Northern Ireland that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 October 2026.

Last-minute flights from Sydney to Northern Ireland
Discover last-minute flight deals from Sydney to Northern Ireland. Data last updated 5 October 2026 and is based on user searches.