Cheap flights from Belfast to Sydney from £508
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 13/12. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Belfast to Sydney
Discover tips and strategies to find the most affordable flight options for your journey from Belfast (BF1) 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 8 July 2025.
Round-trip from | £995 |
---|---|
One-way from | £508 |
Popular in | July |
Cheapest in | November |
Average price | £1,578 |
Find flight deals from Belfast to Sydney
Cheapest flights from Belfast to SydneyExplore the most affordable flight options available from Belfast to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 July 2025.
Explore the most affordable flight options available from Belfast to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 July 2025.
Cheapflights Fare Finder
Customise your flight search to find flights from Belfast 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 8 July 2025.
Use the filters below to find and compare flights from Belfast to Sydney that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
BelfastSydney
BFS - SYD
BFSSYD
Belfast Intl
Tue 30/12
20:55-10:00
2 stops50h 05m
Sydney Kingsford Smith
Sun 18/1
21:30-20:35
2 stops34h 05m
BelfastSydney
BHD - SYD
BHDSYD
Belfast City
Tue 9/9
20:20-18:00
2 stops36h 40m
Sydney Kingsford Smith
Tue 30/9
19:30-15:20
2 stops28h 50m
BelfastSydney
BHD - SYD
BHDSYD
Belfast City
Mon 8/9
19:30-17:10
2 stops36h 40m
Sydney Kingsford Smith
Fri 3/10
20:45-10:10
2 stops46h 25m
BelfastSydney
BHD - SYD
BHDSYD
Belfast City
Fri 12/9
18:00-17:10
2 stops38h 10m
Sydney Kingsford Smith
Thu 2/10
14:50-13:45
2 stops31h 55m
BelfastSydney
BFS - SYD
BFSSYD
Belfast Intl
Sat 13/12
14:05-13:05
3 stops60h 00m
BelfastSydney
BHD - SYD
BHDSYD
Belfast City
Tue 23/12
17:20-10:25
3 stops54h 05m
BelfastSydney
BHD - SYD
BHDSYD
Belfast City
Tue 23/12
10:00-06:55
1 stop33h 55m
Best time to book a flight from Belfast to Sydney
Have a flexible travel schedule? Discover the best time to fly to Sydney from Belfast with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Belfast to Sydney
What is the cheapest month to book a flight from Belfast to Sydney?
Currently, May is the cheapest month in which you can book a flight from Belfast to Sydney (average of £985). Flying from Belfast to Sydney in July is currently the most expensive (average of £1,708). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from BFS to SYD?
Find hourly flight availability from Belfast 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 8 July 2025.
One of the essential ways to save on airfare from Belfast to Sydney is to remain as flexible as possible. Flights that are at midday tend to be the most expensive. A flight in the evening 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 8 July 2025.
Get a feel of what it's like to fly with Qatar Airways and British Airways from Belfast to Sydney by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
Overall
Boarding
Crew
Food
Entertainment
Reviews
Mohamed,Jul 2025
BKK - DOH
Comfort
Overall
Boarding
Crew
Food
Entertainment
Reviews
Mohamed,Jul 2025
BKK - DOH
Comfort
Overall
Boarding
Crew
Food
Entertainment
Reviews
Mohamed,Jul 2025
BKK - DOH
Related info for your journey
Find useful and relevant information for your journey from Belfast to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Belfast to Sydney
See prices for flight routes from nearby airports that may be better suited for you.
Top airline flying from Belfast to Sydney
Discover the top airline that operate flights from Belfast 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 8 July 2025.
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 to Sydney?
Deals for Belfast to Sydney flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.
Why should you use Cheapflights to find cheap flight tickets from Belfast to Sydney?
Millions of users choose and trust Cheapflights to book the best flight deals from Belfast 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 to Sydney with no change fees?
Yes, we can. To see specific flights from Belfast to Sydney with no change fees, users can toggle flexible booking options after using the search form above to find flights.
Can Cheapflights notify me if prices for flights from Belfast to Sydney become cheaper?
Not ready to book yet? You can track prices for flights from Belfast to Sydney on Cheapflights with our Price Alert feature and get notified when better prices are available.