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Cheap flights from Belfast City Airport to Sydney from $1,696

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/6. Fares are subject to change and may not be available on all flights or dates of travel.
BHD — SYD
29 May — 5 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Belfast City to Sydney

Enter your travel dates to find the best prices.

Cheapest flights from Belfast City to Sydney
Explore the most affordable flight options available from Belfast City to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 April 2026.

Mon 8/618:30
BHD
-
SYD
2 stops28h 55m
China Southern
Sun 21/614:10
SYD
-
BHD
2 stops39h 25m
China Southern
Deal found 26/4$1,696
Wed 14/1007:00
BHD
-
SYD
2 stops41h 00m
Multiple Airlines
Wed 11/1112:00
SYD
-
BHD
2 stops36h 35m
Multiple Airlines
Deal found 28/4$1,900
Tue 26/518:20
BHD
-
SYD
2 stops37h 30m
Aer Lingus
Wed 5/815:40
SYD
-
BHD
2 stops34h 40m
Aer Lingus
Deal found 28/4$2,194
Sat 1/818:20
BHD
-
SYD
2 stops50h 50m
Aer Lingus
Sat 15/821:30
SYD
-
BHD
2 stops49h 20m
Aer Lingus
Deal found 29/4$2,646
Wed 14/1017:30
BHD
-
SYD
2 stops27h 55m
KLM
Wed 11/1111:40
SYD
-
BHD
3 stops40h 10m
KLM
Deal found 28/4$2,647
Mon 8/617:30
BHD
-
SYD
2 stops27h 50m
KLM
Sun 21/611:40
SYD
-
BHD
3 stops30h 55m
KLM
Deal found 26/4$2,701
Wed 4/1114:25
BHD
-
SYD
2 stops29h 25m
Qatar Airways
Sun 8/1121:40
SYD
-
BHD
2 stops29h 55m
Qatar Airways
Deal found 24/4$2,912

Find flight deals from Belfast City to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from Belfast City (BHD) to Sydney (SYD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 29 April 2026.

Round-trip from

$1,696

Popular in

July

Cheapest in

November

Average price

$2,373
China Southern
  • China Southern
  • 8/6-21/6
  • 4 total stops
  • 68h 20m total
  • Belfast to Sydney
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($338 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($76 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Belfast City 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, Cheapflights users made 647,157 searches. Data last updated 29 April 2026.
Use the filters below to find and compare flights from Belfast City Airport 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 8/6

18:30-08:25

2 stops28h 55m

Sydney Kingsford Smith

Sun 21/6

14:10-20:35

2 stops39h 25m

$1,696

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Sat 1/8

18:20-06:10

2 stops50h 50m

Sydney Kingsford Smith

Sat 15/8

21:30-13:50

2 stops49h 20m

$2,646

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Wed 14/10

17:30-07:25

2 stops27h 55m

Sydney Kingsford Smith

Wed 11/11

11:40-16:50

3 stops40h 10m

$2,647

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Mon 8/6

17:30-06:20

2 stops27h 50m

Sydney Kingsford Smith

Sun 21/6

11:40-09:35

3 stops30h 55m

$2,701

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Sat 1/8

07:00-06:10

2 stops62h 10m

Sydney Kingsford Smith

Sat 15/8

14:50-17:45

2 stops35h 55m

$3,360

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Tue 26/5

17:30-05:10

2 stops26h 40m

Sydney Kingsford Smith

Wed 5/8

10:10-16:55

3 stops39h 45m

$3,465
Fastest return journey

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Sat 1/8

07:05-20:40

2 stops28h 35m

Sydney Kingsford Smith

Sat 15/8

14:45-10:05

1 stop28h 20m

$4,599

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Sat 1/8

17:30-09:40

3 stops31h 10m

Sydney Kingsford Smith

Sat 15/8

09:15-09:20

2 stops33h 05m

$5,000

Flights are sorted by cheapest return flights first.

Deals found on 26/4

Sorted by cheapest first

Best time to book a flight from Belfast City to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Belfast City with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Belfast City to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Sydney from Belfast City?

    Sydney Kingsford Smith (SYD) is the airport you will fly into if you book a flight from Belfast City to Sydney. You should not have trouble finding flights to Kingsford Smith from Belfast City; the airport handles an average of 0 inbound flights from Belfast City per day. You should also have plenty of airline options to choose from since 0 airlines have flights to the Sydney airport from Belfast City. It is only a 7.5 km journey from Kingsford Smith (SYD) to Sydney’s city centre.

  • How long is the flight from Belfast City Airport to Sydney?

    There are many flights that can get you from Belfast City Airport to Sydney in 27h 55m. Fly via China Southern, Aer Lingus, or KLM to get the fastest option. Airlines will cover a distance of 17094 km. This flight may include one or multiple stops.

  • Can I find deals for flights from Belfast City to Sydney that include hotel bookings?

    Yes. In addition to deals on Belfast City to Sydney flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Belfast City to Sydney?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Belfast City to Sydney.

  • Can I find deals for business class flights from Belfast City to Sydney?

    Yes. Cheapflights offers flight deals from Belfast City to Sydney by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Travelling to a place near Sydney?

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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Belfast City to Sydney

See prices for flight routes from nearby airports that may be better suited for you.
Belfast Intl to Sydney flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Belfast City to Sydney?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Sydney from Belfast City today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Belfast City to Sydney?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Belfast City to Sydney.

Can Cheapflights find flights from Belfast City to Sydney with no change fees?

Yes! Cheapflights helps users easily find flights from Belfast City to Sydney with no change fees.

Can Cheapflights notify me if prices for flights from Belfast City to Sydney become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Sydney from Belfast City today and book when prices fit your budget.

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