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Cheap flights from Belfast City Airport to Sydney from £899

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
28 May — 4 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 28 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£899
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£1,163
Thu 21/507:00
BHD
-
SYD
2 stops27h 25m
Multiple Airlines
Thu 28/514:10
SYD
-
BHD
2 stops63h 20m
Multiple Airlines
Deal found 23/4£1,206
Mon 28/1206:30
BHD
-
SYD
2 stops38h 25m
KLM
Wed 20/111:40
SYD
-
BHD
3 stops40h 10m
KLM
Deal found 23/4£1,400
Mon 8/617:30
BHD
-
SYD
2 stops27h 50m
KLM
Sun 21/611:40
SYD
-
BHD
3 stops30h 55m
KLM
Deal found 26/4£1,432
Sat 1/818:20
BHD
-
SYD
2 stops50h 50m
Aer Lingus
Sat 15/821:30
SYD
-
BHD
2 stops45h 15m
Aer Lingus
Deal found 28/4£1,518
Wed 4/1107:00
BHD
-
SYD
2 stops36h 50m
Qatar Airways
Sun 8/1121:40
SYD
-
BHD
2 stops29h 55m
Qatar Airways
Deal found 23/4£1,542

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 28 April 2026.

Round-trip from

£899

Popular in

July

Cheapest in

November

Average price

£1,257
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 (£95 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£22 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 858,174 searches. Data last updated 28 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

£899

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Thu 21/5

07:00-19:25

2 stops27h 25m

Sydney Kingsford Smith

Thu 28/5

14:10-20:30

2 stops63h 20m

£1,206

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

£1,432

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Thu 21/5

17:30-07:10

3 stops28h 40m

Sydney Kingsford Smith

Thu 28/5

10:20-16:55

2 stops39h 35m

£1,641

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Sun 19/7

20:10-18:25

2 stops61h 15m

Sydney Kingsford Smith

Fri 24/7

20:00-20:35

2 stops33h 35m

£1,760

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

£1,781

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

£1,836

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Thu 21/5

14:35-06:05

1 stop30h 30m

Sydney Kingsford Smith

Thu 28/5

14:35-17:50

1 stop36h 15m

£2,077
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

£2,437

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.

Reviews of airlines servicing Sydney

Get insights into the airlines that provide service to Sydney. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sydney. Reviews last updated 28 April 2026.
Read through reviews of airlines operating flights from Belfast City Airport to Sydney, such as British Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
British Airways
6.7
Okay
7,928 reviews
Check prices

Boarding

6.9

Food

6.4

Comfort

6.8

Crew

7.7

Overall

6.7

Entertainment

6.4

Reviews

1 / 20
6.0
Good

David,Jan 2026

LHR - MAD

It was a very old and tried plane. Lots of duck tape holding things together. Staff and food very good. Boarding was chaos at Madrid. Arrival in Lima swift and effective.
British Airways
6.7
Okay
7,928 reviews
British Airways
6.7
Okay
7,928 reviews
Check prices

Boarding

6.9

Food

6.4

Comfort

6.8

Crew

7.7

Overall

6.7

Entertainment

6.4

Reviews

1 / 20
6.0
Good

David,Jan 2026

LHR - MAD

It was a very old and tried plane. Lots of duck tape holding things together. Staff and food very good. Boarding was chaos at Madrid. Arrival in Lima swift and effective.

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?

    Most people fly into Sydney Kingsford Smith (SYD) if they book a flight to Sydney from Belfast City. On average, Kingsford Smith has 0 inbound flights from Belfast City per day from 1 airline. Sydney Kingsford Smith is conveniently located just 4.6 mi from Sydney’s city center.

  • 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 50m. Fly via China Southern or KLM to get the fastest option. Airlines will cover a distance of 10622 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What is the cheapest airline to fly from Belfast City Airport to Sydney round-trip?

    Our cheapest airline available from Belfast City Airport to Sydney is British Airways. Our recent data shows that you can find tickets from as low as £979 on this airline.

  • 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
Bondi Beach
Wollongong
Parramatta
Coogee
Manly

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
Belfast City to Coolangatta flights

Top airline flying from Belfast City to Sydney

Discover the top airline that operate flights from Belfast City to Sydney. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 28 April 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£979Average£1,193FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Belfast City to Sydney. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Belfast City to Sydney for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Certainly. Search results for flights to Sydney from Belfast City shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes, Cheapflights offers price alerts on Belfast City to Sydney flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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