How long is the flight from Belfast to Sydney?

Airlines like British Airways fly from Belfast to Sydney in about 37h 20m. The time it takes to get you to your destination can typically vary by up to . The distance from Belfast to Sydney is about 17094 km.

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.

$801+ 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 26 August 2026.

Mon 14/918:50 -

3 stops39h 35m

Wed 30/915:40 -

2 stops32h 40m

Deal found 22/8$1,663

Sat 24/1007:00 -

2 stops41h 00m

Sat 28/1121:30 -

2 stops32h 25m

Deal found 25/8$1,757

Sat 24/1006:20 -

2 stops41h 40m

Sat 28/1121:30 -

2 stops31h 20m

Deal found 25/8$1,794

Mon 12/1008:15 -

2 stops39h 45m

Mon 26/1012:00 -

2 stops33h 40m

Deal found 24/8$1,808

Wed 21/1014:35 -

2 stops33h 25m

Tue 10/1121:30 -

2 stops34h 05m

Deal found 25/8$1,877

Mon 14/907:00 -

3 stops44h 15m

Wed 30/915:40 -

2 stops32h 15m

Deal found 22/8$1,894

Wed 21/1014:20 -

2 stops33h 40m

Tue 10/1116:50 -

2 stops34h 25m

Deal found 25/8$1,905

Wed 21/1011:35 -

2 stops34h 30m

Sat 28/1111:10 -

2 stops38h 05m

Deal found 25/8$1,972

Tue 29/913:45 -

2 stops56h 20m

Thu 29/1013:05 -

2 stops34h 40m

Deal found 25/8$1,983

Wed 21/1011:35 -

2 stops34h 30m

Tue 1/1211:10 -

2 stops61h 05m

Deal found 25/8$1,987

Tue 29/913:45 -

2 stops56h 20m

Sat 31/1011:15 -

2 stops61h 35m

Deal found 25/8$1,998

Thu 22/1014:20 -

3 stops57h 00m

Mon 30/1111:10 -

2 stops39h 55m

Deal found 25/8$2,032

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 26 August 2026.

Mon 14/918:50 -

3 stops39h 35m

Wed 30/915:40 -

2 stops32h 40m

Deal found 22/8$1,663

Sat 7/1106:35 -

2 stops37h 20m

Wed 11/1111:15 -

2 stops33h 50m

Deal found 21/8$2,265

Tue 3/1117:15 -

3 stops27h 55m

Tue 17/1109:55 -

2 stops41h 50m

Deal found 23/8$2,336

Sat 24/1006:20 -

2 stops41h 40m

Sat 28/1121:30 -

2 stops31h 20m

Deal found 25/8$1,794

Mon 12/1008:15 -

2 stops39h 45m

Mon 26/1012:00 -

2 stops33h 40m

Deal found 24/8$1,808

Wed 21/1014:35 -

2 stops33h 25m

Tue 10/1121:30 -

2 stops34h 05m

Deal found 25/8$1,877

Sun 25/1009:40 -

2 stops34h 55m

Sat 28/1111:10 -

3 stops40h 35m

Deal found 25/8$2,510

Mon 14/907:00 -

3 stops44h 15m

Wed 30/915:40 -

2 stops32h 15m

Deal found 22/8$1,894

Sat 24/1007:05 -

2 stops37h 50m

Wed 25/1122:10 -

2 stops29h 45m

Deal found 25/8$2,615

Tue 3/1116:55 -

2 stops29h 30m

Tue 17/1115:15 -

2 stops29h 25m

Deal found 23/8$1,983

Mon 28/917:30 -

2 stops26h 40m

Sun 1/1111:10 -

3 stops40h 35m

Deal found 25/8$2,806

Mon 1/210:15 -

2 stops40h 20m

Mon 22/212:00 -

2 stops33h 40m

Deal found 24/8$2,037

Sat 29/807:00 -

2 stops41h 00m

Sat 5/911:00 -

2 stops42h 35m

Deal found 24/8$2,367

Sun 27/917:15 -

2 stops30h 45m

Sat 31/1021:30 -

2 stops31h 20m

Deal found 25/8$2,529

Mon 21/1208:40 -

2 stops36h 25m

Wed 6/116:10 -

2 stops31h 55m

Deal found 23/8$3,174

Tue 22/1220:55 -

2 stops48h 10m

Wed 6/116:10 -

2 stops31h 55m

Deal found 23/8$3,449

Fri 18/1209:00 -

2 stops46h 50m

Wed 6/116:10 -

2 stops31h 55m

Deal found 23/8$3,495

Sat 19/1207:00 -

2 stops40h 05m

Wed 6/116:10 -

2 stops31h 55m

Deal found 23/8$3,503

Find flight deals from Belfast to Sydney

Round-trip from	$1,663
One-way from	$801

14/9-30/9
5 total stops
72h 15m total
Belfast to Sydney

Search Deals

1/11
3 total stops
57h 35m total
Belfast to Sydney

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastSydney

BFS Belfast Intl - SYD Sydney Kingsford Smith

BFSSYD

Belfast Intl

Mon 14/9

18:50-19:25

3 stops39h 35m

Sydney Kingsford Smith

Wed 30/9

15:40-15:20

2 stops32h 40m

$1,663

BelfastSydney

BFS Belfast Intl - SYD Sydney Kingsford Smith

BFSSYD

Belfast Intl

Sat 24/10

06:20-10:00

2 stops41h 40m

Sydney Kingsford Smith

Sat 28/11

21:30-17:50

2 stops31h 20m

$1,794

BelfastSydney

BFS Belfast Intl - SYD Sydney Kingsford Smith

BFSSYD

Belfast Intl

Mon 12/10

08:15-10:00

2 stops39h 45m

Sydney Kingsford Smith

Mon 26/10

12:00-10:40

2 stops33h 40m

$1,808

BelfastSydney

BFS Belfast Intl - SYD Sydney Kingsford Smith

BFSSYD

Belfast Intl

Wed 21/10

14:35-10:00

2 stops33h 25m

Sydney Kingsford Smith

Tue 10/11

21:30-20:35

2 stops34h 05m

$1,877

BelfastSydney

BHD Belfast City - SYD Sydney Kingsford Smith

BHDSYD

Belfast City

Mon 14/9

07:00-12:15

3 stops44h 15m

Sydney Kingsford Smith

Wed 30/9

15:40-14:55

2 stops32h 15m

$1,894

Fastest return journey

BelfastSydney

BHD Belfast City - SYD Sydney Kingsford Smith

BHDSYD

Belfast City

Tue 3/11

16:55-09:25

2 stops29h 30m

Sydney Kingsford Smith

Tue 17/11

15:15-09:40

2 stops29h 25m

$1,983

BelfastSydney

BFS Belfast Intl - SYD Sydney Kingsford Smith

BFSSYD

Belfast Intl

Mon 1/2

10:15-13:35

2 stops40h 20m

Sydney Kingsford Smith

Mon 22/2

12:00-10:40

2 stops33h 40m

$2,037

BelfastSydney

BHD Belfast City - SYD Sydney Kingsford Smith

BHDSYD

Belfast City

Sat 7/11

06:35-06:55

2 stops37h 20m

Sydney Kingsford Smith

Wed 11/11

11:15-10:05

2 stops33h 50m

$2,265

BelfastSydney

BHD Belfast City - SYD Sydney Kingsford Smith

BHDSYD

Belfast City

Tue 3/11

17:15-08:10

3 stops27h 55m

Sydney Kingsford Smith

Tue 17/11

09:55-16:45

2 stops41h 50m

$2,336

BelfastSydney

BHD Belfast City - SYD Sydney Kingsford Smith

BHDSYD

Belfast City

Sat 29/8

07:00-09:00

2 stops41h 00m

Sydney Kingsford Smith

Sat 5/9

11:00-20:35

2 stops42h 35m

$2,367

Flights are sorted by cheapest return flights first.

Deals found on 25/8

Showing 1-10 of 24 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

BFS-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

BFS-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.
How long is the flight from Belfast to Sydney?
Airlines like British Airways fly from Belfast to Sydney in about 37h 20m. The time it takes to get you to your destination can typically vary by up to . The distance from Belfast to Sydney is about 17094 km.
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

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

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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?

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Cheap flights from Belfast to Sydney from $801

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 1/11. 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 26 August 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 26 August 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 26 August 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 26 August 2026.

Last-minute flights from Belfast to SydneyDiscover last-minute flight deals from Belfast to Sydney. Data last updated 26 August 2026 and is based on user searches.

Discover last-minute flight deals from Belfast to Sydney. Data last updated 26 August 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 26 August 2026.

Search for one-way flight options from Belfast to Sydney. Find affordable one-way fares based on user searches. Data last updated 26 August 2026.

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Best time to book a flight from Belfast to Sydney

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Related info for your journey

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

How long is the flight from Belfast to Sydney?

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

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Alternative routes for Belfast to Sydney

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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 26 August 2026.

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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 26 August 2026.

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

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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?

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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 26 August 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 26 August 2026.

Last-minute flights from Belfast to Sydney
Discover last-minute flight deals from Belfast to Sydney. Data last updated 26 August 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 26 August 2026.