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.

$2,139 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 $2,369 to $1,979. The lowest price recently found on this route was $2,139.

1 adult

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Find the cheapest flights from Belfast to Sydney

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

06:40 - 09:00

BFS

SYD

41h 20m

2 stops

11:00 - 23:25

SYD

BFS

45h 25m

2 stops

$2,139Multiple Airlines

Tue, 1 Sep - Thu, 24 Sep

10:20 - 09:00

BHD

SYD

37h 40m

2 stops

11:00 - 17:50

SYD

BHD

39h 50m

2 stops

$2,188Multiple Airlines

Tue, 1 Sep - Thu, 24 Sep

16:25 - 10:45

BHD

SYD

33h 20m

2 stops

22:10 - 20:35

SYD

BHD

32h 25m

2 stops

$2,226Multiple Airlines

Fri, 25 Sep - Sun, 18 Oct

06:10 - 19:25

BFS

SYD

28h 15m

2 stops

14:10 - 10:05

SYD

BFS

28h 55m

2 stops

$2,293Multiple Airlines

Mon, 1 Jun - Sun, 7 Jun

18:20 - 06:10

BHD

SYD

50h 50m

2 stops

14:50 - 20:50

SYD

BHD

39h 00m

2 stops

$2,583Qatar Airways

Sat, 1 Aug - Sat, 15 Aug

17:30 - 07:10

BHD

SYD

28h 40m

3 stops

15:45 - 16:55

SYD

BHD

35h 10m

2 stops

$2,695KLM

Fri, 25 Sep - Sun, 18 Oct

11:25 - 06:50

BHD

SYD

32h 25m

2 stops

21:40 - 07:40

SYD

BHD

45h 00m

2 stops

$2,703Qatar Airways

Wed, 11 Nov - Sun, 15 Nov

17:30 - 07:10

BHD

SYD

28h 40m

3 stops

07:15 - 16:55

SYD

BHD

43h 40m

3 stops

$2,707KLM

Fri, 25 Sep - Sun, 18 Oct

07:00 - 06:50

BHD

SYD

36h 50m

2 stops

15:50 - 09:45

SYD

BHD

28h 55m

2 stops

$2,734Qatar Airways

Wed, 11 Nov - Sun, 15 Nov

17:30 - 07:10

BHD

SYD

28h 40m

3 stops

09:50 - 16:55

SYD

BHD

64h 05m

2 stops

$2,928KLM

Tue, 1 Sep - Thu, 24 Sep

KLM flights from Belfast to Sydney

Our best KLM deals on Belfast to Sydney flight tickets

KLM

20 May

BHD09:50Belfast City

35h 35m

2 stops

SYD06:25Sydney Kingsford Smith

27 May

SYD09:50Sydney Kingsford Smith

56h 30m

2 stops

BHD09:20Belfast City

$2,401

KLM

20 May

BHD09:50Belfast City

36h 20m

3 stops

SYD07:10Sydney Kingsford Smith

27 May

SYD09:50Sydney Kingsford Smith

56h 30m

2 stops

BHD09:20Belfast City

$2,489

KLM

25 Sept

BHD17:30Belfast City

28h 40m

3 stops

SYD07:10Sydney Kingsford Smith

18 Oct

SYD15:45Sydney Kingsford Smith

35h 10m

2 stops

BHD16:55Belfast City

$2,695

British Airways flights from Belfast to Sydney

Our best British Airways deals on Belfast to Sydney flight tickets

British Airways

20 May

BHD11:35Belfast City

32h 35m

1 stop

SYD05:10Sydney Kingsford Smith

27 May

SYD14:00Sydney Kingsford Smith

38h 50m

2 stops

BHD19:50Belfast City

$3,269

British Airways

20 May

BHD06:30Belfast City

37h 40m

1 stop

SYD05:10Sydney Kingsford Smith

27 May

SYD14:45Sydney Kingsford Smith

30h 15m

1 stop

BHD12:00Belfast City

$4,139

British Airways

1 Aug

BHD07:05Belfast City

28h 35m

2 stops

SYD20:40Sydney Kingsford Smith

15 Aug

SYD14:45Sydney Kingsford Smith

28h 20m

1 stop

BHD10:05Belfast City

$4,891

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastSydney

BFS - SYD

BFSSYD

Belfast Intl

Tue 1/9

06:40-09:00

2 stops41h 20m

Sydney Kingsford Smith

Thu 24/9

11:00-23:25

2 stops45h 25m

$2,139

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Tue 1/9

10:20-09:00

2 stops37h 40m

Sydney Kingsford Smith

Thu 24/9

11:00-17:50

2 stops39h 50m

$2,188

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Fri 25/9

16:25-10:45

2 stops33h 20m

Sydney Kingsford Smith

Sun 18/10

22:10-20:35

2 stops32h 25m

$2,226

Fastest return journey

BelfastSydney

BFS - SYD

BFSSYD

Belfast Intl

Mon 1/6

06:10-19:25

2 stops28h 15m

Sydney Kingsford Smith

Sun 7/6

14:10-10:05

2 stops28h 55m

$2,293

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Sat 1/8

18:20-06:10

2 stops50h 50m

Sydney Kingsford Smith

Sat 15/8

14:50-20:50

2 stops39h 00m

$2,583

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Fri 25/9

17:30-07:10

3 stops28h 40m

Sydney Kingsford Smith

Sun 18/10

15:45-16:55

2 stops35h 10m

$2,695

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Wed 11/11

11:25-06:50

2 stops32h 25m

Sydney Kingsford Smith

Sun 15/11

21:40-07:40

2 stops45h 00m

$2,703

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Fri 25/9

17:30-07:10

3 stops28h 40m

Sydney Kingsford Smith

Sun 18/10

07:15-16:55

3 stops43h 40m

$2,707

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Wed 11/11

07:00-06:50

2 stops36h 50m

Sydney Kingsford Smith

Sun 15/11

15:50-09:45

2 stops28h 55m

$2,734

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Tue 1/9

17:30-07:10

3 stops28h 40m

Sydney Kingsford Smith

Thu 24/9

09:50-16:55

2 stops64h 05m

$2,928

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	26h 10m
Direct flights	None

The fastest flight from Belfast to Sydney takes 26h 10m

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 26h 10m 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 should I use momondo to find a flight deal from Belfast to Sydney?

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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.

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