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Cheap flights from Belfast to Sydney from £997

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Belfast to Sydney departing on 17/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
18:20 - 19:25
BHD
-
SYD
40h 05m
2 stops
Multiple Airlines Logo
10:05 - 12:00
SYD
-
BHD
34h 55m
2 stops
£997Multiple Airlines
Wed, 17 Jun - Wed, 24 Jun
Multiple Airlines Logo
06:10 - 12:35
BFS
-
SYD
45h 25m
2 stops
Multiple Airlines Logo
11:00 - 20:40
SYD
-
BFS
42h 40m
2 stops
£999Multiple Airlines
Wed, 17 Jun - Wed, 8 Jul
Multiple Airlines Logo
18:30 - 08:25
BHD
-
SYD
28h 55m
2 stops
Multiple Airlines Logo
10:05 - 08:50
SYD
-
BHD
55h 45m
2 stops
£1,026Multiple Airlines
Mon, 22 Jun - Sun, 5 Jul
China Southern Logo
16:25 - 08:25
BHD
-
SYD
31h 00m
2 stops
China Southern Logo
21:45 - 20:35
SYD
-
BHD
31h 50m
2 stops
£1,031China Southern
Fri, 3 Jul - Fri, 17 Jul
Multiple Airlines Logo
08:15 - 12:35
BFS
-
SYD
43h 20m
2 stops
Multiple Airlines Logo
20:30 - 20:15
SYD
-
BFS
32h 45m
2 stops
£1,033Multiple Airlines
Mon, 1 Jun - Sun, 7 Jun
Multiple Airlines Logo
07:00 - 12:35
BHD
-
SYD
44h 35m
2 stops
Multiple Airlines Logo
11:00 - 15:05
SYD
-
BHD
37h 05m
2 stops
£1,062Multiple Airlines
Wed, 17 Jun - Wed, 8 Jul
Multiple Airlines Logo
08:15 - 19:25
BFS
-
SYD
26h 10m
2 stops
Multiple Airlines Logo
14:10 - 10:05
SYD
-
BFS
28h 55m
2 stops
£1,111Multiple Airlines
Mon, 1 Jun - Sun, 7 Jun
KLM Logo
09:50 - 07:10
BHD
-
SYD
36h 20m
3 stops
KLM Logo
07:55 - 09:20
SYD
-
BHD
34h 25m
2 stops
£1,227KLM
Wed, 17 Jun - Wed, 8 Jul
Qatar Airways Logo
17:40 - 06:50
BHD
-
SYD
26h 10m
2 stops
Qatar Airways Logo
21:40 - 07:40
SYD
-
BHD
45h 00m
2 stops
£1,446Qatar Airways
Wed, 11 Nov - Sun, 15 Nov
Qatar Airways Logo
11:25 - 06:50
BHD
-
SYD
32h 25m
2 stops
Qatar Airways Logo
21:40 - 07:40
SYD
-
BHD
45h 00m
2 stops
£1,448Qatar Airways
Wed, 11 Nov - Sun, 15 Nov

British Airways flights from Belfast to Sydney

Our best British Airways deals on Belfast to Sydney flight tickets
British Airways
1 Sept
BHD16:25Belfast City
29h 20m
2 stops
SYD06:45Sydney Kingsford Smith
24 Sept
SYD14:35Sydney Kingsford Smith
34h 40m
1 stop
BHD16:15Belfast City
£1,513
British Airways
1 Sept
BHD06:45Belfast City
38h 20m
1 stop
SYD06:05Sydney Kingsford Smith
24 Sept
SYD14:35Sydney Kingsford Smith
38h 45m
1 stop
BHD20:20Belfast City
£1,612
British Airways
17 Jun
BHD11:35Belfast City
32h 35m
1 stop
SYD05:10Sydney Kingsford Smith
8 Jul
SYD14:45Sydney Kingsford Smith
31h 50m
1 stop
BHD13:35Belfast City
£1,906

Japan Airlines flights from Belfast to Sydney

Our best Japan Airlines deals on Belfast to Sydney flight tickets
Japan Airlines
3 Jun
BHD10:05Belfast City
35h 15m
2 stops
SYD06:20Sydney Kingsford Smith
7 Jun
SYD08:55Sydney Kingsford Smith
44h 40m
2 stops
BHD20:35Belfast City
£1,581
Japan Airlines
1 Aug
BHD09:35Belfast City
35h 45m
2 stops
SYD06:20Sydney Kingsford Smith
15 Aug
SYD08:55Sydney Kingsford Smith
43h 25m
2 stops
BHD19:20Belfast City
£1,651
Japan Airlines
1 Aug
BHD09:35Belfast City
35h 45m
2 stops
SYD06:20Sydney Kingsford Smith
15 Aug
SYD08:55Sydney Kingsford Smith
44h 35m
2 stops
BHD20:30Belfast City
£1,652

momondo Fare Finder

 
Customise your flight search to find flights from Belfast to Sydney that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 23 May 2026.
Use the filters below to find and compare flights from Belfast to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Wed 17/6

18:20-19:25

2 stops40h 05m

Sydney Kingsford Smith

Wed 24/6

10:05-12:00

2 stops34h 55m

£997

BelfastSydney

BFS - SYD

BFSSYD

Belfast Intl

Wed 17/6

06:10-12:35

2 stops45h 25m

Sydney Kingsford Smith

Wed 8/7

11:00-20:40

2 stops42h 40m

£999

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Mon 22/6

18:30-08:25

2 stops28h 55m

Sydney Kingsford Smith

Sun 5/7

10:05-08:50

2 stops55h 45m

£1,026

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Fri 3/7

16:25-08:25

2 stops31h 00m

Sydney Kingsford Smith

Fri 17/7

21:45-20:35

2 stops31h 50m

£1,031

BelfastSydney

BFS - SYD

BFSSYD

Belfast Intl

Mon 1/6

08:15-12:35

2 stops43h 20m

Sydney Kingsford Smith

Sun 7/6

20:30-20:15

2 stops32h 45m

£1,033

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Wed 17/6

07:00-12:35

2 stops44h 35m

Sydney Kingsford Smith

Wed 8/7

11:00-15:05

2 stops37h 05m

£1,062
Fastest return journey

BelfastSydney

BFS - SYD

BFSSYD

Belfast Intl

Mon 1/6

08:15-19:25

2 stops26h 10m

Sydney Kingsford Smith

Sun 7/6

14:10-10:05

2 stops28h 55m

£1,111

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Wed 17/6

09:50-07:10

3 stops36h 20m

Sydney Kingsford Smith

Wed 8/7

07:55-09:20

2 stops34h 25m

£1,227

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Wed 11/11

17:40-06:50

2 stops26h 10m

Sydney Kingsford Smith

Sun 15/11

21:40-07:40

2 stops45h 00m

£1,446

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

£1,448

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

See travel insights to Sydney from

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?

In general, October is the cheapest month to fly from Belfast to Sydney. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £0. If you don’t want to visit Sydney in October, then you should wait until April to fly from Belfast, when ticket prices are also cheap, with an average price 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

28h 55m

Direct flights

None
The fastest flight from Belfast to Sydney takes 28h 55m
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?

    The straight-line distance from Belfast to Sydney Kingsford Smith is 10621.7 mi. By plane, this route typically takes 28h 55m.

  • 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 refresh daily.

  • How many operators does momondo search for flights from Belfast to Sydney Kingsford Smith Airport?

  • 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 offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify 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 required travel and health documents for your Sydney Kingsford Smith Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Sydney Kingsford Smith Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Belfast to Sydney

Compare and see reviews for airlines that fly from Belfast to Sydney with momondo
Airline
Rating
Free Cancellation
Price
Qatar AirwaysPriceFrom £499Free CancellationRating
7.4
3,730 reviews
Search Qatar Airways flights
British AirwaysPriceFrom £926Free CancellationRating
6.7
7,995 reviews
Search British Airways flights

Travelling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Bondi Beach
Wollongong
Coogee
Leura
Randwick
Manly
Katoomba
Penrith
Cronulla
Swansea

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Belfast to Sydney. momondo saves you time and could save you money on your trip.

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

momondo does allow users to show only those flights to Sydney from Belfast which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for Belfast to Sydney flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are simply researching potential flights to Sydney, momondo offers a useful price alert feature which will track prices for flights to Sydney from Belfast and alert you when they change.

An easier way to manage your Sydney trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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