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Cheap flights from Sydney to Belfast from $570

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 16/1. 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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Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
21:15 - 08:55
SYD
-
BFS
46h 40m3 stops
Multiple Airlines Logo
06:30 - 19:20
BFS
-
SYD
49h 50m3 stops
$1,805Multiple Airlines
Fri, 13 Feb - Fri, 20 Feb
Multiple Airlines Logo
21:15 - 20:30
SYD
-
BFS
34h 15m3 stops
Multiple Airlines Logo
07:05 - 19:20
BFS
-
SYD
49h 15m3 stops
$1,882Multiple Airlines
Fri, 13 Feb - Fri, 20 Feb
Multiple Airlines Logo
12:00 - 17:35
SYD
-
BFS
40h 35m3 stops
Multiple Airlines Logo
21:05 - 17:55
BFS
-
SYD
33h 50m2 stops
$1,978Multiple Airlines
Thu, 12 Feb - Thu, 19 Feb
British Airways Logo
07:40 - 08:50
SYD
-
BHD
34h 10m2 stops
British Airways Logo
20:05 - 06:05
BHD
-
SYD
49h 00m2 stops
$2,026British Airways
Wed, 6 May - Sun, 10 May
British Airways Logo
07:40 - 13:30
SYD
-
BHD
38h 50m2 stops
British Airways Logo
20:05 - 06:05
BHD
-
SYD
49h 00m2 stops
$2,031British Airways
Wed, 6 May - Sun, 10 May
Multiple Airlines Logo
15:50 - 20:30
SYD
-
BFS
39h 40m2 stops
Multiple Airlines Logo
07:05 - 06:50
BFS
-
SYD
36h 45m2 stops
$2,074Multiple Airlines
Fri, 13 Feb - Fri, 20 Feb
British Airways Logo
16:20 - 10:20
SYD
-
BHD
29h 00m2 stops
British Airways Logo
14:40 - 06:55
BHD
-
SYD
29h 15m2 stops
$2,086British Airways
Thu, 19 Feb - Mon, 23 Feb
Multiple Airlines Logo
12:00 - 17:35
SYD
-
BFS
40h 35m3 stops
Multiple Airlines Logo
06:30 - 21:55
BFS
-
SYD
28h 25m3 stops
$2,087Multiple Airlines
Thu, 12 Feb - Thu, 19 Feb
British Airways Logo
16:20 - 10:20
SYD
-
BHD
29h 00m2 stops
British Airways Logo
14:40 - 06:55
BHD
-
SYD
29h 15m2 stops
$2,092British Airways
Thu, 19 Feb - Mon, 23 Feb
KLM Logo
11:10 - 21:00
SYD
-
BHD
44h 50m3 stops
KLM Logo
06:30 - 10:45
BHD
-
SYD
41h 15m3 stops
$10,959KLM
Fri, 20 Feb - Fri, 6 Mar

British Airways flights from Sydney to Belfast

Our best British Airways deals on Sydney to Belfast flight tickets
British Airways
6 May
SYD07:40Sydney Kingsford Smith
38h 50m
2 stops
BHD13:30Belfast City
10 May
BHD19:10Belfast City
49h 55m
2 stops
SYD06:05Sydney Kingsford Smith
$2,020
Find similar
British Airways
6 May
SYD07:40Sydney Kingsford Smith
34h 10m
2 stops
BHD08:50Belfast City
10 May
BHD20:05Belfast City
49h 00m
2 stops
SYD06:05Sydney Kingsford Smith
$2,026
Find similar
British Airways
19 Feb
SYD16:20Sydney Kingsford Smith
29h 00m
2 stops
BHD10:20Belfast City
23 Feb
BHD06:35Belfast City
37h 20m
2 stops
SYD06:55Sydney Kingsford Smith
$2,080
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 1 January 2026.
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 - BFS

SYDBFS

Sydney Kingsford Smith

Fri 13/2

21:15-08:55

3 stops46h 40m

Belfast Intl

Fri 20/2

06:30-19:20

3 stops49h 50m

$1,805

SydneyBelfast

SYD - BFS

SYDBFS

Sydney Kingsford Smith

Fri 13/2

21:15-20:30

3 stops34h 15m

Belfast Intl

Fri 20/2

07:05-19:20

3 stops49h 15m

$1,882

SydneyBelfast

SYD - BFS

SYDBFS

Sydney Kingsford Smith

Thu 12/2

12:00-17:35

3 stops40h 35m

Belfast Intl

Thu 19/2

21:05-17:55

2 stops33h 50m

$1,978

SydneyBelfast

SYD - BHD

SYDBHD

Sydney Kingsford Smith

Wed 6/5

07:40-08:50

2 stops34h 10m

Belfast City

Sun 10/5

20:05-06:05

2 stops49h 00m

$2,026

SydneyBelfast

SYD - BHD

SYDBHD

Sydney Kingsford Smith

Wed 6/5

07:40-13:30

2 stops38h 50m

Belfast City

Sun 10/5

20:05-06:05

2 stops49h 00m

$2,031

SydneyBelfast

SYD - BFS

SYDBFS

Sydney Kingsford Smith

Fri 13/2

15:50-20:30

2 stops39h 40m

Belfast Intl

Fri 20/2

07:05-06:50

2 stops36h 45m

$2,074

SydneyBelfast

SYD - BHD

SYDBHD

Sydney Kingsford Smith

Thu 19/2

16:20-10:20

2 stops29h 00m

Belfast City

Mon 23/2

14:40-06:55

2 stops29h 15m

$2,086

SydneyBelfast

SYD - BFS

SYDBFS

Sydney Kingsford Smith

Thu 12/2

12:00-17:35

3 stops40h 35m

Belfast Intl

Thu 19/2

06:30-21:55

3 stops28h 25m

$2,087

SydneyBelfast

SYD - BHD

SYDBHD

Sydney Kingsford Smith

Thu 19/2

16:20-10:20

2 stops29h 00m

Belfast City

Mon 23/2

14:40-06:55

2 stops29h 15m

$2,092

SydneyBelfast

SYD - BHD

SYDBHD

Sydney Kingsford Smith

Fri 20/2

11:10-21:00

3 stops44h 50m

Belfast City

Fri 6/3

06:30-10:45

3 stops41h 15m

$10,959

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 cheapest airline that flies from Sydney Kingsford Smith to Belfast?

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

Cheap Sydney to Belfast flight deals and tips

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

Fastest flight time

29h 00m

Direct flights

None
The fastest flight from Sydney to Belfast takes 29h 00m
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 29h 00m 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 $1,874Free cancellationRating
6.7
7,631 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.

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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