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Cheap flights from Belfast to Sydney from £866

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 18/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
06:30 - 19:25
BHD
-
SYD
27h 55m
2 stops
Multiple Airlines Logo
14:10 - 12:00
SYD
-
BHD
30h 50m
2 stops
£866Multiple Airlines
Mon, 18 May - Wed, 3 Jun
China Southern Logo
16:25 - 19:25
BHD
-
SYD
42h 00m
2 stops
China Southern Logo
21:45 - 20:30
SYD
-
BHD
55h 45m
2 stops
£873China Southern
Fri, 8 May - Fri, 15 May
Multiple Airlines Logo
08:15 - 19:25
BFS
-
SYD
26h 10m
2 stops
Multiple Airlines Logo
14:10 - 09:55
SYD
-
BFS
28h 45m
2 stops
£875Multiple Airlines
Mon, 18 May - Wed, 3 Jun
Multiple Airlines Logo
20:05 - 16:50
BFS
-
SYD
35h 45m
2 stops
Multiple Airlines Logo
20:50 - 22:50
SYD
-
BFS
35h 00m
2 stops
£1,005Multiple Airlines
Thu, 21 May - Thu, 28 May
Multiple Airlines Logo
18:20 - 16:50
BHD
-
SYD
37h 30m
2 stops
Multiple Airlines Logo
20:50 - 13:50
SYD
-
BHD
50h 00m
2 stops
£1,072Multiple Airlines
Sat, 23 May - Sat, 30 May
American Airlines Logo
06:30 - 07:05
BHD
-
SYD
39h 35m
2 stops
American Airlines Logo
09:10 - 12:00
SYD
-
BHD
35h 50m
3 stops
£1,149American Airlines
Mon, 18 May - Wed, 3 Jun
Multiple Airlines Logo
18:20 - 06:10
BHD
-
SYD
50h 50m
2 stops
Multiple Airlines Logo
21:30 - 13:50
SYD
-
BHD
49h 20m
2 stops
£1,162Multiple Airlines
Sat, 4 Jul - Sat, 1 Aug
American Airlines Logo
06:30 - 08:20
BHD
-
SYD
40h 50m
3 stops
American Airlines Logo
09:10 - 12:00
SYD
-
BHD
35h 50m
3 stops
£1,179American Airlines
Mon, 18 May - Wed, 3 Jun
Multiple Airlines Logo
07:00 - 07:15
BHD
-
SYD
39h 15m
3 stops
Multiple Airlines Logo
09:45 - 16:40
SYD
-
BHD
39h 55m
3 stops
£1,204Multiple Airlines
Sat, 4 Jul - Sat, 1 Aug
American Airlines Logo
09:40 - 08:20
BHD
-
SYD
37h 40m
3 stops
American Airlines Logo
09:10 - 15:30
SYD
-
BHD
39h 20m
2 stops
£1,449American Airlines
Tue, 28 Jul - Thu, 13 Aug

American Airlines flights from Belfast to Sydney

Our best American Airlines deals on Belfast to Sydney flight tickets
American Airlines
18 May
BHD06:30Belfast City
39h 35m
2 stops
SYD07:05Sydney Kingsford Smith
3 Jun
SYD09:10Sydney Kingsford Smith
35h 50m
3 stops
BHD12:00Belfast City
£1,149
American Airlines
18 May
BHD06:30Belfast City
40h 50m
3 stops
SYD08:20Sydney Kingsford Smith
3 Jun
SYD09:10Sydney Kingsford Smith
35h 50m
3 stops
BHD12:00Belfast City
£1,179
American Airlines
28 Jul
BHD09:40Belfast City
37h 40m
3 stops
SYD08:20Sydney Kingsford Smith
13 Aug
SYD09:10Sydney Kingsford Smith
39h 20m
2 stops
BHD15:30Belfast City
£1,449

Qatar Airways flights from Belfast to Sydney

Our best Qatar Airways deals on Belfast to Sydney flight tickets
Qatar Airways
15 Apr
BHD19:40Belfast City
36h 50m
2 stops
SYD17:30Sydney Kingsford Smith
9 May
SYD20:45Sydney Kingsford Smith
31h 35m
2 stops
BHD19:20Belfast City
£5,879
Qatar Airways
15 Apr
BHD19:40Belfast City
36h 50m
2 stops
SYD17:30Sydney Kingsford Smith
9 May
SYD20:45Sydney Kingsford Smith
31h 35m
2 stops
BHD19:20Belfast City
£5,879
Qatar Airways
15 Apr
BHD19:40Belfast City
36h 50m
2 stops
SYD17:30Sydney Kingsford Smith
9 May
SYD20:45Sydney Kingsford Smith
30h 30m
2 stops
BHD18:15Belfast City
£5,884

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 9 April 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

Mon 18/5

06:30-19:25

2 stops27h 55m

Sydney Kingsford Smith

Wed 3/6

14:10-12:00

2 stops30h 50m

£866

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Fri 8/5

16:25-19:25

2 stops42h 00m

Sydney Kingsford Smith

Fri 15/5

21:45-20:30

2 stops55h 45m

£873
Fastest return journey

BelfastSydney

BFS - SYD

BFSSYD

Belfast Intl

Mon 18/5

08:15-19:25

2 stops26h 10m

Sydney Kingsford Smith

Wed 3/6

14:10-09:55

2 stops28h 45m

£875

BelfastSydney

BFS - SYD

BFSSYD

Belfast Intl

Thu 21/5

20:05-16:50

2 stops35h 45m

Sydney Kingsford Smith

Thu 28/5

20:50-22:50

2 stops35h 00m

£1,005

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Sat 23/5

18:20-16:50

2 stops37h 30m

Sydney Kingsford Smith

Sat 30/5

20:50-13:50

2 stops50h 00m

£1,072

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Mon 18/5

06:30-07:05

2 stops39h 35m

Sydney Kingsford Smith

Wed 3/6

09:10-12:00

3 stops35h 50m

£1,149

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Sat 4/7

18:20-06:10

2 stops50h 50m

Sydney Kingsford Smith

Sat 1/8

21:30-13:50

2 stops49h 20m

£1,162

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Mon 18/5

06:30-08:20

3 stops40h 50m

Sydney Kingsford Smith

Wed 3/6

09:10-12:00

3 stops35h 50m

£1,179

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Sat 4/7

07:00-07:15

3 stops39h 15m

Sydney Kingsford Smith

Sat 1/8

09:45-16:40

3 stops39h 55m

£1,204

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Tue 28/7

09:40-08:20

3 stops37h 40m

Sydney Kingsford Smith

Thu 13/8

09:10-15:30

2 stops39h 20m

£1,449

Flights are sorted by cheapest return flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
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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, November 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 £1,045. If you don’t want to visit Sydney in November, then you should wait until March to fly from Belfast, when ticket prices are also cheap, with an average price of £1,104.

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

31h 00m

Direct flights

None
The fastest flight from Belfast to Sydney takes 31h 00m
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 31h 00m.

  • 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 £500Free CancellationRating
7.4
3,727 reviews
Search Qatar Airways flights
British AirwaysPriceFrom £987Free CancellationRating
6.7
7,867 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
Randwick
Coogee
Leura
Penrith
Manly
Katoomba
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

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