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Cheap flights from Sydney to Belfast from $866

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Sydney to Belfast departing on 12/10. 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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Find the cheapest flights from Sydney to Belfast

Cheap return flights

Logo
16:35 - 09:45SYD-BHD
28h 10m2 stops
Logo
14:25 - 06:35BHD-SYD
29h 10m2 stops
$1,912
Find Deal
Sun, 2 Nov - Sun, 16 Nov
Logo
13:50 - 22:35SYD-BFS
42h 45m3 stops
Logo
14:45 - 06:35BFS-SYD
28h 50m2 stops
$2,006
Find Deal
Fri, 17 Oct - Sun, 26 Oct
Logo
16:40 - 10:55SYD-BFS
28h 15m2 stops
Logo
14:45 - 06:35BFS-SYD
28h 50m2 stops
$2,086
Find Deal
Fri, 17 Oct - Sun, 26 Oct
British Airways Logo
14:40 - 10:35SYD-BHD
28h 55m2 stops
British Airways Logo
16:05 - 05:20BHD-SYD
28h 15m2 stops
$2,343British Airways
Find Deal
Tue, 9 Sep - Wed, 17 Sep
British Airways Logo
14:40 - 13:40SYD-BHD
32h 00m2 stops
British Airways Logo
06:35 - 05:20BHD-SYD
37h 45m2 stops
$2,387British Airways
Find Deal
Wed, 10 Sep - Fri, 19 Sep
Malaysia Airlines Logo
22:10 - 20:45SYD-BHD
31h 35m2 stops
Malaysia Airlines Logo
18:15 - 06:35BHD-SYD
27h 20m2 stops
$2,743Malaysia Airlines
Find Deal
Mon, 22 Sep - Wed, 1 Oct
Qantas Airways Logo
15:50 - 11:30SYD-BHD
29h 40m2 stops
Qantas Airways Logo
16:25 - 06:10BHD-SYD
27h 45m2 stops
$2,747Qantas Airways
Find Deal
Sun, 5 Oct - Tue, 14 Oct
Malaysia Airlines Logo
22:10 - 20:45SYD-BHD
32h 35m2 stops
Malaysia Airlines Logo
18:30 - 11:00BHD-SYD
30h 30m2 stops
$2,763Malaysia Airlines
Find Deal
Sun, 5 Oct - Mon, 13 Oct
Qantas Airways Logo
14:50 - 10:35SYD-BHD
28h 45m2 stops
Qantas Airways Logo
16:05 - 05:10BHD-SYD
28h 05m2 stops
$2,786Qantas Airways
Find Deal
Tue, 16 Sep - Wed, 24 Sep
KLM Logo
05:35 - 15:50SYD-BHD
45h 15m3 stops
KLM Logo
06:30 - 07:25BHD-SYD
37h 55m3 stops
$2,801KLM
Find Deal
Sun, 2 Nov - Sun, 16 Nov

British Airways flights from Sydney to Belfast

Our best British Airways deals on Sydney to Belfast flight tickets
British Airways
9 Sept
SYD14:40Sydney Kingsford Smith
28h 55m
2 stops
BHD10:35Belfast City
17 Sept
BHD16:05Belfast City
28h 15m
2 stops
SYD05:20Sydney Kingsford Smith
$2,343
Find similar
British Airways
10 Sept
SYD14:40Sydney Kingsford Smith
32h 00m
2 stops
BHD13:40Belfast City
19 Sept
BHD06:35Belfast City
37h 45m
2 stops
SYD05:20Sydney Kingsford Smith
$2,387
Find similar
British Airways
9 Sept
SYD14:40Sydney Kingsford Smith
28h 55m
2 stops
BHD10:35Belfast City
18 Sept
BHD14:15Belfast City
30h 05m
2 stops
SYD05:20Sydney Kingsford Smith
$2,393
Find similar

Malaysia Airlines flights from Sydney to Belfast

Our best Malaysia Airlines deals on Sydney to Belfast flight tickets
Malaysia Airlines
22 Sept
SYD22:10Sydney Kingsford Smith
31h 35m
2 stops
BHD20:45Belfast City
1 Oct
BHD18:15Belfast City
27h 20m
2 stops
SYD06:35Sydney Kingsford Smith
$2,743
Find similar
Malaysia Airlines
5 Oct
SYD22:10Sydney Kingsford Smith
32h 35m
2 stops
BHD20:45Belfast City
13 Oct
BHD18:30Belfast City
30h 30m
2 stops
SYD11:00Sydney Kingsford Smith
$2,763
Find similar
Malaysia Airlines
23 Sept
SYD13:05Sydney Kingsford Smith
35h 15m
2 stops
BHD15:20Belfast City
1 Oct
BHD18:15Belfast City
27h 20m
2 stops
SYD06:35Sydney Kingsford Smith
$2,767
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Sydney to Belfast 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 78,305 searches. Data last updated 26 August 2025.
Use the filters below to find and compare flights from Sydney to Belfast that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SydneyBelfast

SYD - BHD

SYDBHD

Sydney Kingsford Smith

Sun 2/11

16:35-09:45

2 stops28h 10m

Belfast City

Sun 16/11

14:25-06:35

2 stops29h 10m

$1,912

SydneyBelfast

SYD - BFS

SYDBFS

Sydney Kingsford Smith

Fri 17/10

13:50-22:35

3 stops42h 45m

Belfast Intl

Sun 26/10

14:45-06:35

2 stops28h 50m

$2,006

SydneyBelfast

SYD - BFS

SYDBFS

Sydney Kingsford Smith

Fri 17/10

16:40-10:55

2 stops28h 15m

Belfast Intl

Sun 26/10

14:45-06:35

2 stops28h 50m

$2,086

SydneyBelfast

SYD - BHD

SYDBHD

Sydney Kingsford Smith

Tue 9/9

14:40-10:35

2 stops28h 55m

Belfast City

Wed 17/9

16:05-05:20

2 stops28h 15m

$2,343

SydneyBelfast

SYD - BHD

SYDBHD

Sydney Kingsford Smith

Wed 10/9

14:40-13:40

2 stops32h 00m

Belfast City

Fri 19/9

06:35-05:20

2 stops37h 45m

$2,387

SydneyBelfast

SYD - BHD

SYDBHD

Sydney Kingsford Smith

Mon 22/9

22:10-20:45

2 stops31h 35m

Belfast City

Wed 1/10

18:15-06:35

2 stops27h 20m

$2,743

SydneyBelfast

SYD - BHD

SYDBHD

Sydney Kingsford Smith

Sun 5/10

15:50-11:30

2 stops29h 40m

Belfast City

Tue 14/10

16:25-06:10

2 stops27h 45m

$2,747

SydneyBelfast

SYD - BHD

SYDBHD

Sydney Kingsford Smith

Sun 5/10

22:10-20:45

2 stops32h 35m

Belfast City

Mon 13/10

18:30-11:00

2 stops30h 30m

$2,763

SydneyBelfast

SYD - BHD

SYDBHD

Sydney Kingsford Smith

Tue 16/9

14:50-10:35

2 stops28h 45m

Belfast City

Wed 24/9

16:05-05:10

2 stops28h 05m

$2,786

SydneyBelfast

SYD - BHD

SYDBHD

Sydney Kingsford Smith

Sun 2/11

05:35-15:50

3 stops45h 15m

Belfast City

Sun 16/11

06:30-07:25

3 stops37h 55m

$2,801

Flights are sorted by cheapest return flights first.

Showing 1-10 of 17 resultsSorted by cheapest first
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See travel insights to Belfast from

How to get the cheapest flight ticket from Sydney to Belfast

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 Sydney and Belfast?

What is the cheapest day to depart on your flight to Belfast?

According to our data, Wednesday is the cheapest day to fly to Belfast from Sydney. The lowest ticket price found for a Wednesday departure recently was $2,082. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Belfast on Sunday is $2,460.

What is the cheapest time of day to depart on your flight to Belfast?

Our data shows that the cheapest Sydney to Belfast flights are usually those with departure times in the afternoon. Our users have found flights to Belfast in the afternoon for as low as $2,215. Flights to Belfast are more costly in the evening, with an average ticket price of $3,525. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

Cheap Sydney to Belfast flight deals and tips

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

Direct flights

None
There are no direct flights from Sydney to Belfast. There are no popular flight routes from Sydney to Belfast.
Search flight deals

  • How far is Sydney Kingsford Smith to Belfast by plane?

    A flight from Sydney Kingsford Smith to Belfast will travel around 17093.9 km. Typically, this will take 27h 05m by plane in normal conditions.

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

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

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Sydney Kingsford Smith Airport to Belfast.

  • What documentation or ID do you need to fly to Belfast?

    The required travel and health documents for your Belfast 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 licence and a passport valid for six months after your intended arrival at Belfast. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Sydney to Belfast

Compare and see reviews for airlines that fly from Sydney to Belfast with momondo
Airline
Rating
Free cancellation
Price
British AirwaysPriceFrom $1,777Free cancellationRating
6.7
7,309 reviews
Search British Airways flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Belfast from Sydney.

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

All flight searches from Sydney to Belfast on momondo can be filtered to show those which offer flexible booking policies.

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

Once all potential Sydney to Belfast flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

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

An easier way to manage your Belfast trip

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Find better results for your trip to the United Kingdom

Fly into one of these airports located in Belfast

Airports listed have a maximum distance of 19.6 km from Belfast
Belfast Intl Airport
Belfast City Airport