Find flights
When to book
Airlines
FAQs

Cheap flights from Belfast City Airport to Sydney from £485

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/12. Fares are subject to change and may not be available on all flights or dates of travel.
BHD — SYD
14 Nov — 21 Nov1
1 adult
1 adult, Economy

Cheap 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 15 October 2025.

Round-trip from

£943

One-way from

£485

Popular in

December

Cheapest in

November

Average price

£1,231
17/11-2/12
  • 17/11-2/12
  • 5 total stops
  • 72h 05m total
  • Belfast to Sydney
Search Deals
11/12
  • 11/12
  • 3 total stops
  • 48h 25m total
  • Belfast to Sydney
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£56 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£35 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Find 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 15 October 2025.

Mon 17/1107:00BHD - SYD
3 stops36h 15mMultiple Airlines
Tue 2/1208:55SYD - BHD
2 stops35h 50mMultiple Airlines
Deal found 14/10£943
Mon 27/1017:45BHD - SYD
2 stops26h 10mBritish Airways
Mon 3/1116:20SYD - BHD
2 stops27h 45mBritish Airways
Deal found 13/10£1,175
Tue 21/1009:35BHD - SYD
2 stops36h 30mAmerican Airlines
Tue 2/1217:45SYD - BHD
2 stops32h 05mAmerican Airlines
Deal found 13/10£1,297
Tue 28/1019:25BHD - SYD
2 stops48h 30mBritish Airways
Tue 2/1221:40SYD - BHD
2 stops30h 05mBritish Airways
Deal found 14/10£1,376
Tue 21/1017:25BHD - SYD
2 stops27h 55mMultiple Airlines
Tue 2/1211:30SYD - BHD
2 stops40h 20mMultiple Airlines
Deal found 14/10£1,385
Tue 28/1017:15BHD - SYD
3 stops29h 30mMultiple Airlines
Tue 2/1215:55SYD - BHD
2 stops30h 35mMultiple Airlines
Deal found 14/10£1,647
Sat 27/1206:35BHD - SYD
2 stops39h 25mAmerican Airlines
Fri 16/111:20SYD - BHD
2 stops40h 55mAmerican Airlines
Deal found 14/10£1,985
Sat 27/1217:20BHD - SYD
2 stops27h 15mMultiple Airlines
Fri 16/115:55SYD - BHD
2 stops35h 55mMultiple Airlines
Deal found 13/10£2,141

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 15 October 2025.
Use the filters below to find and compare flights from Belfast City Airport to Sydney that are best for you.

Fly from

Belfast City

Fly to

Sydney

Route

Depart

Return

Price

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Mon 17/11

14:15-10:00

2 stops32h 45m

Sydney Kingsford Smith

Tue 2/12

08:55-09:45

2 stops35h 50m

£946

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Sun 15/3

09:10-09:00

2 stops36h 50m

Sydney Kingsford Smith

Wed 18/3

11:20-14:15

2 stops37h 55m

£1,092

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Tue 28/10

11:25-09:00

2 stops34h 35m

Sydney Kingsford Smith

Tue 2/12

17:45-14:50

2 stops32h 05m

£1,297

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Tue 28/10

19:25-06:55

2 stops48h 30m

Sydney Kingsford Smith

Tue 2/12

21:40-16:45

2 stops30h 05m

£1,376

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Sun 4/1

10:40-07:55

2 stops34h 15m

Sydney Kingsford Smith

Wed 4/3

10:25-10:15

2 stops34h 50m

£1,586

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Tue 28/10

17:15-09:45

3 stops29h 30m

Sydney Kingsford Smith

Tue 2/12

15:55-11:30

2 stops30h 35m

£1,647

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Thu 11/12

07:25-18:50

3 stops48h 25m

£485

Flights are sorted by cheapest return flights first.

Deals found on 14/10

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.

Cheapflights Insights

Everything you need to know about your flight from Belfast City Airport to Sydney

What is the cheapest time of day to fly from BHD to SYD?

Find hourly flight availability from Belfast City to Sydney. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 October 2025.

One of the essential ways to save on airfare from Belfast City Airport to Sydney is to remain as flexible as possible. Flights that are at midday tend to be the most expensive. A flight in the afternoon could potentially save you up to 25% on airfare.

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 15 October 2025.
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
7,456 reviews
Check prices

Food

6.3

Overall

6.7

Boarding

6.9

Comfort

6.7

Crew

7.6

Entertainment

6.4

Reviews

1 / 20
6.0
Good

Roxanne,Sept 2025

LHR - IAD

Food was mediocre. Couldn't use headphones because no information on how to use. Staff paid so much attention on a family with a baby . They got VIP treatment.
British Airways
6.7
Okay
7,456 reviews
British Airways
6.7
Okay
7,456 reviews
Check prices

Food

6.3

Overall

6.7

Boarding

6.9

Comfort

6.7

Crew

7.6

Entertainment

6.4

Reviews

1 / 20
6.0
Good

Roxanne,Sept 2025

LHR - IAD

Food was mediocre. Couldn't use headphones because no information on how to use. Staff paid so much attention on a family with a baby . They got VIP treatment.

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 36h 50m. Fly via American Airlines to get the fastest option. Airlines will cover a distance of 10622 mi.

  • 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 £986 on this airline. You may be able to fly from Belfast City Airport to Sydney for 22% less than the average price by searching for 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
Coogee
Manly

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 15 October 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£986Average£1,206FlexibilityNo 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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.