What is the cheapest airline that flies from Belfast to Sydney Kingsford Smith?

British Airways is the most popular carrier operating from Belfast to Sydney Kingsford Smith

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.

$920 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 $2,492 to $2,077. The lowest price recently found on this route was $2,026.

Find the cheapest flights from Belfast to Sydney

Round-trip

One-way

Cheap return flights

Enter your travel dates to find the best prices.

08:15 - 09:00

BFS

SYD

39h 45m

2 stops

20:30 - 22:35

SYD

BFS

35h 05m

2 stops

$2,026Multiple Airlines

Mon, 6 Jul - Mon, 20 Jul

07:00 - 09:00

BFS

SYD

41h 00m

2 stops

20:30 - 22:35

SYD

BFS

35h 05m

2 stops

$2,148Multiple Airlines

Mon, 6 Jul - Mon, 20 Jul

09:40 - 07:55

BHD

SYD

35h 15m

2 stops

10:25 - 09:10

SYD

BHD

33h 45m

2 stops

$2,231KLM

Tue, 3 Nov - Fri, 13 Nov

09:40 - 07:55

BHD

SYD

35h 15m

2 stops

11:45 - 09:10

SYD

BHD

32h 25m

3 stops

$2,254KLM

Tue, 3 Nov - Fri, 13 Nov

11:05 - 06:50

BHD

SYD

32h 45m

2 stops

21:40 - 08:25

SYD

BHD

45h 45m

2 stops

$2,423Qatar Airways

Thu, 12 Nov - Mon, 16 Nov

11:05 - 06:50

BHD

SYD

32h 45m

2 stops

21:40 - 08:25

SYD

BHD

45h 45m

2 stops

$2,429Qatar Airways

Thu, 12 Nov - Mon, 16 Nov

09:05 - 07:55

BHD

SYD

35h 50m

2 stops

15:15 - 10:40

SYD

BHD

30h 25m

2 stops

$2,468British Airways

Thu, 12 Nov - Mon, 16 Nov

12:10 - 06:50

BHD

SYD

31h 40m

2 stops

21:40 - 08:25

SYD

BHD

45h 45m

2 stops

$2,472Qatar Airways

Sun, 8 Nov - Thu, 12 Nov

12:10 - 06:50

BHD

SYD

31h 40m

2 stops

21:40 - 08:25

SYD

BHD

45h 45m

2 stops

$2,479Qatar Airways

Sun, 8 Nov - Thu, 12 Nov

08:10 - 11:45

BFS

SYD

42h 35m

2 stops

14:05 - 21:00

SYD

BFS

39h 55m

2 stops

$2,670Multiple Airlines

Wed, 1 Jul - Fri, 31 Jul

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KLM flights from Belfast to Sydney

Our best KLM deals on Belfast to Sydney flight tickets

KLM

3 Nov

BHD09:40Belfast City

35h 15m

2 stops

SYD07:55Sydney Kingsford Smith

13 Nov

SYD10:25Sydney Kingsford Smith

33h 45m

2 stops

BHD09:10Belfast City

$2,231

KLM

3 Nov

BHD09:40Belfast City

35h 15m

2 stops

SYD07:55Sydney Kingsford Smith

13 Nov

SYD11:45Sydney Kingsford Smith

32h 25m

3 stops

BHD09:10Belfast City

$2,254

KLM

9 July

BHD17:30Belfast City

51h 55m

2 stops

SYD06:25Sydney Kingsford Smith

16 July

SYD10:10Sydney Kingsford Smith

39h 45m

3 stops

BHD16:55Belfast City

$4,089

British Airways flights from Belfast to Sydney

Our best British Airways deals on Belfast to Sydney flight tickets

British Airways

12 Nov

BHD09:05Belfast City

35h 50m

2 stops

SYD07:55Sydney Kingsford Smith

16 Nov

SYD15:15Sydney Kingsford Smith

30h 25m

2 stops

BHD10:40Belfast City

$2,468

British Airways

1 Aug

BHD07:05Belfast City

38h 00m

1 stop

SYD06:05Sydney Kingsford Smith

15 Aug

SYD20:45Sydney Kingsford Smith

32h 45m

2 stops

BHD20:30Belfast City

$4,704

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastSydney

BFS - SYD

BFSSYD

Belfast Intl

Mon 6/7

08:15-09:00

2 stops39h 45m

Sydney Kingsford Smith

Mon 20/7

20:30-22:35

2 stops35h 05m

$2,026

BelfastSydney

BFS - SYD

BFSSYD

Belfast Intl

Mon 6/7

07:00-09:00

2 stops41h 00m

Sydney Kingsford Smith

Mon 20/7

20:30-22:35

2 stops35h 05m

$2,148

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Tue 3/11

09:40-07:55

2 stops35h 15m

Sydney Kingsford Smith

Fri 13/11

10:25-09:10

2 stops33h 45m

$2,231

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Tue 3/11

09:40-07:55

2 stops35h 15m

Sydney Kingsford Smith

Fri 13/11

11:45-09:10

3 stops32h 25m

$2,254

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

$2,423

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

$2,429

Fastest return journey

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Thu 12/11

09:05-07:55

2 stops35h 50m

Sydney Kingsford Smith

Mon 16/11

15:15-10:40

2 stops30h 25m

$2,468

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Sun 8/11

12:10-06:50

2 stops31h 40m

Sydney Kingsford Smith

Thu 12/11

21:40-08:25

2 stops45h 45m

$2,472

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Sun 8/11

12:10-06:50

2 stops31h 40m

Sydney Kingsford Smith

Thu 12/11

21:40-08:25

2 stops45h 45m

$2,479

BelfastSydney

BFS - SYD

BFSSYD

Belfast Intl

Wed 1/7

08:10-11:45

2 stops42h 35m

Sydney Kingsford Smith

Fri 31/7

14:05-21:00

2 stops39h 55m

$2,670

Flights are sorted by cheapest return flights first.

Showing 1-10 of 15 resultsSorted 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

Prices

Airlines

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	32h 45m
Direct flights	None

The fastest flight from Belfast to Sydney takes 32h 45m

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 32h 45m 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.

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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.