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.

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).

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

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

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

Most people fly into Sydney Kingsford Smith (SYD) if they book a flight to Sydney from Belfast. On average, Kingsford Smith has 0 inbound flights from Belfast per day from 0 airlines. Sydney Kingsford Smith is conveniently located just 7.5 km from Sydney’s city centre.

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

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

How can I find direct flights from Belfast to Sydney?

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

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

Yes. Cheapflights offers flight deals from Belfast 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.

$799+ Cheap Flights from Belfast to Sydney

Cheap flight deals from Belfast to Sydney

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Belfast to Sydney
Explore the most affordable flight options available from Belfast to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 November 2026.

Wed 25/1110:10 -

2 stops36h 50m

Wed 2/1212:00 -

2 stops42h 00m

Deal found 27/10$1,730

Thu 29/1019:30 -

2 stops51h 30m

Thu 5/1121:30 -

2 stops33h 05m

Deal found 28/10$2,050

Mon 23/1110:40 -

2 stops35h 45m

Sun 6/1215:10 -

2 stops38h 40m

Deal found 28/10$2,087

Sat 7/1118:15 -

2 stops38h 05m

Wed 11/1122:10 -

2 stops29h 45m

Deal found 28/10$2,403

Find flight deals from Belfast to Sydney

Round-trip from	$1,477
One-way from	$799

17/1-31/1
4 total stops
98h 15m total
Belfast to Sydney

Search Deals

12/12-31/12
3 total stops
57h 45m total
Belfast to Sydney

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastSydney

BHD Belfast City - SYD Sydney Kingsford Smith

BHDSYD

Belfast City

Wed 25/11

10:10-10:00

2 stops36h 50m

Sydney Kingsford Smith

Wed 31/12

00:00-15:00

Nonstop0h 00m

$1,000

Fastest return journey

BelfastSydney

BHD Belfast City - SYD Sydney Kingsford Smith

BHDSYD

Belfast City

Tue 16/2

16:55-08:35

2 stops28h 40m

Sydney Kingsford Smith

Wed 31/12

00:00-15:00

Nonstop0h 00m

$1,058

BelfastSydney

BHD Belfast City - SYD Sydney Kingsford Smith

BHDSYD

Belfast City

Tue 2/2

14:20-06:50

3 stops53h 30m

Sydney Kingsford Smith

Wed 31/12

00:00-15:00

Nonstop0h 00m

$1,119

BelfastSydney

BHD Belfast City - SYD Sydney Kingsford Smith

BHDSYD

Belfast City

Sun 17/1

14:20-08:05

2 stops54h 45m

Sydney Kingsford Smith

Sun 31/1

10:30-19:00

2 stops43h 30m

$1,477

BelfastSydney

BHD Belfast City - SYD Sydney Kingsford Smith

BHDSYD

Belfast City

Sat 12/12

12:05-19:20

2 stops44h 15m

Sydney Kingsford Smith

Wed 31/12

00:00-15:00

Nonstop0h 00m

$1,868

BelfastSydney

BHD Belfast City - SYD Sydney Kingsford Smith

BHDSYD

Belfast City

Tue 29/12

15:05-19:20

2 stops65h 15m

Sydney Kingsford Smith

Wed 31/12

00:00-15:00

Nonstop0h 00m

$1,875

BelfastSydney

BHD Belfast City - SYD Sydney Kingsford Smith

BHDSYD

Belfast City

Mon 23/11

10:40-09:25

2 stops35h 45m

Sydney Kingsford Smith

Sun 6/12

15:10-18:50

2 stops38h 40m

$2,087

BelfastSydney

BHD Belfast City - SYD Sydney Kingsford Smith

BHDSYD

Belfast City

Wed 25/11

07:25-10:00

3 stops39h 35m

Sydney Kingsford Smith

Wed 2/12

12:00-09:45

2 stops32h 45m

$2,107

BelfastSydney

BHD Belfast City - SYD Sydney Kingsford Smith

BHDSYD

Belfast City

Wed 31/3

20:35-07:10

3 stops48h 35m

Sydney Kingsford Smith

Sat 17/4

20:50-17:10

2 stops29h 20m

$2,271

BelfastSydney

BHD Belfast City - SYD Sydney Kingsford Smith

BHDSYD

Belfast City

Tue 29/12

18:15-16:25

3 stops35h 10m

Sydney Kingsford Smith

Wed 31/12

00:00-15:00

Nonstop0h 00m

$2,561

Flights are sorted by cheapest return flights first.

Deals found on 27/10

Showing 1-10 of 13 resultsSorted by cheapest first

Best time to book a flight from Belfast to Sydney

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

BF1-SYD

BHD-SYD

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 Belfast to Sydney

BF1-SYD

BHD-SYD

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

Related info for your journey

What airport do you fly into for flights to Sydney from Belfast?
Most people fly into Sydney Kingsford Smith (SYD) if they book a flight to Sydney from Belfast. On average, Kingsford Smith has 0 inbound flights from Belfast per day from 0 airlines. Sydney Kingsford Smith is conveniently located just 7.5 km from Sydney’s city centre.
Can I find deals for flights from Belfast to Sydney that include hotel bookings?
Yes. In addition to deals on Belfast to Sydney flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Belfast to Sydney?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Belfast to Sydney.
Can I find deals for business class flights from Belfast to Sydney?
Yes. Cheapflights offers flight deals from Belfast 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

Parramatta

Wollongong

Penrith

Manly

Cronulla

Lithgow

Terrigal

Katoomba

Randwick

Leura

Bondi Beach

Coogee

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

Direct flights to New South Wales

Flights by cabin class

Other flight options

Popular flights

Sydney flight routes

Alternative routes for Belfast to Sydney

Belfast Intl to Sydney flights

Belfast City to Sydney flights

Fly with Cheapflights

How does Cheapflights help users find flights from Belfast to Sydney?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Sydney from Belfast today with Cheapflights!

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

Cheapflights simply makes it quick and affordable to book flights from Belfast 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 Belfast to Sydney with no change fees?

Yes, we can. To see specific flights from Belfast to Sydney with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Sydney from Belfast today and book when prices fit your budget.

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.

Cheap flights from Belfast to Sydney from $799

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Belfast to Sydney

Cheapest flights from Belfast to SydneyExplore the most affordable flight options available from Belfast to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 November 2026.

Explore the most affordable flight options available from Belfast to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 November 2026.

Best flights from Belfast to SydneyDiscover carefully curated flight deals from Belfast to Sydney that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 1 November 2026.

Discover carefully curated flight deals from Belfast to Sydney that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 1 November 2026.

Last-minute flights from Belfast to SydneyDiscover last-minute flight deals from Belfast to Sydney. Data last updated 1 November 2026 and is based on user searches.

Discover last-minute flight deals from Belfast to Sydney. Data last updated 1 November 2026 and is based on user searches.

One-way flights from Belfast to SydneySearch for one-way flight options from Belfast to Sydney. Find affordable one-way fares based on user searches. Data last updated 1 November 2026.

Search for one-way flight options from Belfast to Sydney. Find affordable one-way fares based on user searches. Data last updated 1 November 2026.

Find flight deals from Belfast to Sydney

Round-trip from

One-way from

Cheapflights Fare Finder

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

Best time to book a flight from Belfast to Sydney

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

Cheapflights Insights

Related info for your journey

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

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

How can I find direct flights from Belfast to Sydney?

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

Travelling to a place near Sydney?

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 Belfast to Sydney

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

Complete your trip

Complete your trip to Sydney by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to New South Wales

Book a non-stop flight to one of these other cities located in New South Wales.

Search flights from Belfast to Sydney by cabin class

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

Belfast and Sydney flights

Browse other Belfast and Sydney flight options. Last updated on 1 November 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Other flights to Sydney

Explore flights to Sydney departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 1 November 2026.

Fly with Cheapflights

How does Cheapflights help users find flights from Belfast to Sydney?

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

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

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

100% Free

Book with flexibility

Travel Smart

Cheapest flights from Belfast to Sydney
Explore the most affordable flight options available from Belfast to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 November 2026.

Best flights from Belfast to Sydney
Discover carefully curated flight deals from Belfast to Sydney that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 1 November 2026.

Last-minute flights from Belfast to Sydney
Discover last-minute flight deals from Belfast to Sydney. Data last updated 1 November 2026 and is based on user searches.

One-way flights from Belfast to Sydney
Search for one-way flight options from Belfast to Sydney. Find affordable one-way fares based on user searches. Data last updated 1 November 2026.