When did momondo last update prices for flights from Belfast to Sydney Kingsford Smith Airport?

Prices for flights from Belfast to Sydney Kingsford Smith Airport were last updated today.

How old do you have to be to fly from Belfast to Sydney Kingsford Smith Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Belfast to Sydney Kingsford Smith Airport.

What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

The necessary travel and health documents for your Sydney Kingsford Smith Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$1,932 Cheap Flights from Belfast to Sydney in 2026

Q: What is the typical price of a round-trip flight between Belfast and Sydney?

Prices are currently low for flights on this route. Typical prices usually range from $2,251 to $2,021. The lowest price recently found on this route was $2,079.

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Belfast to Sydney

Round-trip

One-way

Cheap return flights

Enter your travel dates to find the best prices.

06:10 - 19:25

BFS

SYD

28h 15m

2 stops

10:05 - 22:35

SYD

BFS

45h 30m

2 stops

$2,079Multiple Airlines

Wed, 1 Jul - Mon, 6 Jul

19:25 - 18:50

BHD

SYD

36h 25m

2 stops

15:50 - 09:20

SYD

BHD

28h 30m

2 stops

$2,182Qatar Airways

Tue, 27 Oct - Tue, 17 Nov

09:40 - 10:45

BHD

SYD

38h 05m

3 stops

22:15 - 09:10

SYD

BHD

45h 55m

2 stops

$2,360KLM

Tue, 27 Oct - Tue, 17 Nov

15:05 - 07:55

BHD

SYD

29h 50m

2 stops

11:05 - 09:05

SYD

BHD

33h 00m

2 stops

$2,439British Airways

Thu, 12 Nov - Mon, 16 Nov

11:30 - 07:15

BHD

SYD

32h 45m

2 stops

11:05 - 10:30

SYD

BHD

34h 25m

2 stops

$2,441British Airways

Fri, 13 Nov - Tue, 17 Nov

11:05 - 06:50

BHD

SYD

32h 45m

2 stops

21:40 - 08:25

SYD

BHD

45h 45m

2 stops

$2,639Qatar Airways

Thu, 12 Nov - Mon, 16 Nov

06:10 - 19:25

BFS

SYD

28h 15m

2 stops

11:00 - 09:55

SYD

BFS

31h 55m

2 stops

$2,685Multiple Airlines

Wed, 1 Jul - Tue, 7 Jul

11:05 - 06:50

BHD

SYD

32h 45m

2 stops

15:50 - 09:20

SYD

BHD

28h 30m

2 stops

$2,685Qatar Airways

Thu, 12 Nov - Mon, 16 Nov

17:40 - 06:50

BHD

SYD

26h 10m

2 stops

21:40 - 08:15

SYD

BHD

45h 35m

2 stops

$2,688Qatar Airways

Fri, 13 Nov - Tue, 17 Nov

17:40 - 06:50

BHD

SYD

26h 10m

2 stops

21:40 - 08:15

SYD

BHD

45h 35m

2 stops

$2,692Qatar Airways

Fri, 13 Nov - Tue, 17 Nov

British Airways flights from Belfast to Sydney

Our best British Airways deals on Belfast to Sydney flight tickets

British Airways

12 Nov

BHD15:05Belfast City

29h 50m

2 stops

SYD07:55Sydney Kingsford Smith

16 Nov

SYD11:05Sydney Kingsford Smith

33h 00m

2 stops

BHD09:05Belfast City

$2,439

British Airways

13 Nov

BHD11:30Belfast City

32h 45m

2 stops

SYD07:15Sydney Kingsford Smith

17 Nov

SYD11:05Sydney Kingsford Smith

34h 25m

2 stops

BHD10:30Belfast City

$2,441

British Airways

9 Sept

BHD16:05Belfast City

29h 40m

2 stops

SYD06:45Sydney Kingsford Smith

13 Sept

SYD10:10Sydney Kingsford Smith

33h 20m

2 stops

BHD10:30Belfast City

$2,752

KLM flights from Belfast to Sydney

Our best KLM deals on Belfast to Sydney flight tickets

KLM

27 Oct

BHD09:40Belfast City

38h 05m

3 stops

SYD10:45Sydney Kingsford Smith

17 Nov

SYD22:15Sydney Kingsford Smith

45h 55m

2 stops

BHD09:10Belfast City

$2,360

KLM

6 Oct

BHD09:50Belfast City

35h 35m

2 stops

SYD07:25Sydney Kingsford Smith

3 Nov

SYD11:10Sydney Kingsford Smith

40h 40m

3 stops

BHD16:50Belfast City

$2,772

KLM

6 Oct

BHD17:30Belfast City

28h 00m

3 stops

SYD07:30Sydney Kingsford Smith

3 Nov

SYD11:10Sydney Kingsford Smith

40h 40m

3 stops

BHD16:50Belfast City

$2,786

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastSydney

BFS - SYD

BFSSYD

Belfast Intl

Wed 1/7

06:10-19:25

2 stops28h 15m

Sydney Kingsford Smith

Mon 6/7

10:05-22:35

2 stops45h 30m

$2,079

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Tue 27/10

19:25-18:50

2 stops36h 25m

Sydney Kingsford Smith

Tue 17/11

15:50-09:20

2 stops28h 30m

$2,182

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Tue 27/10

09:40-10:45

3 stops38h 05m

Sydney Kingsford Smith

Tue 17/11

22:15-09:10

2 stops45h 55m

$2,360

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Thu 12/11

15:05-07:55

2 stops29h 50m

Sydney Kingsford Smith

Mon 16/11

11:05-09:05

2 stops33h 00m

$2,439

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Fri 13/11

11:30-07:15

2 stops32h 45m

Sydney Kingsford Smith

Tue 17/11

11:05-10:30

2 stops34h 25m

$2,441

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Thu 12/11

11:05-06:50

2 stops32h 45m

Sydney Kingsford Smith

Mon 16/11

21:40-08:25

2 stops45h 45m

$2,639

Fastest return journey

BelfastSydney

BFS - SYD

BFSSYD

Belfast Intl

Wed 1/7

06:10-19:25

2 stops28h 15m

Sydney Kingsford Smith

Tue 7/7

11:00-09:55

2 stops31h 55m

$2,685

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Thu 12/11

11:05-06:50

2 stops32h 45m

Sydney Kingsford Smith

Mon 16/11

15:50-09:20

2 stops28h 30m

$2,685

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Fri 13/11

17:40-06:50

2 stops26h 10m

Sydney Kingsford Smith

Tue 17/11

21:40-08:15

2 stops45h 35m

$2,688

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Fri 13/11

17:40-06:50

2 stops26h 10m

Sydney Kingsford Smith

Tue 17/11

21:40-08:15

2 stops45h 35m

$2,692

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Belfast to Sydney

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Belfast and Sydney?

What is the cheapest month to fly to Sydney?

The month of October is, on average, the cheapest month to fly to Sydney from Belfast, with most prices found around $0. If you aren’t able to travel to Sydney during the month of October, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $0.

Cheap Belfast to Sydney flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Belfast to Sydney

Fastest flight time	29h 50m
Direct flights	None

The fastest flight from Belfast to Sydney takes 29h 50m

There are no direct flights from Belfast to Sydney. There are no popular flight routes from Belfast to Sydney.

Search flight deals

Frequently asked questions about flying from Belfast to Sydney

How far is Belfast to Sydney Kingsford Smith by plane?
Belfast and Sydney Kingsford Smith are 17093.9 km apart from one another. Typically, this will take 29h 50m by plane in normal conditions.
When did momondo last update prices for flights from Belfast to Sydney Kingsford Smith Airport?
Prices for flights from Belfast to Sydney Kingsford Smith Airport were last updated today.
How old do you have to be to fly from Belfast to Sydney Kingsford Smith Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Belfast to Sydney Kingsford Smith Airport.
What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?
The necessary travel and health documents for your Sydney Kingsford Smith Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Parramatta

Wollongong

Terrigal

Penrith

Katoomba

Manly

Lithgow

Coogee

Leura

Bondi Beach

Cronulla

Randwick

Charlestown

Newport

Swansea

Why use momondo?

Why should I use momondo to find a flight deal from Belfast to Sydney?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Belfast to Sydney . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Belfast to Sydney with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Belfast to Sydney flights to just show those with flexible booking policies.

How can momondo help me find flights from Belfast to Sydney?

momondo helps you find the best flight between Belfast and Sydney by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Belfast to Sydney right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Belfast to Sydney flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.