Cheap flights from Belfast to Sydney
BHD — SYD
6 Nov — 13 Nov1
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.
BF1-SYD
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 to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Travelling to a place near Sydney?
Book flights to Sydney if you plan to visit one of these locationsParramatta
Wollongong
Penrith
Manly
Lithgow
Cronulla
Terrigal
Katoomba
Randwick
Leura
Bondi Beach
Coogee
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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.
Complete your trip
Complete your trip to Sydney by adding a car hire and/or hotel booking to your travel itinerary.
Direct flights to New South Wales
Book a non-stop flight to one of these other cities located in New South Wales.
Search flights from Belfast to Sydney by cabin class
Find flights from Belfast to Sydney, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Belfast and Sydney flights
Browse other Belfast and Sydney flight options. Last updated on 7 October 2026.
Popular flight searches
Check out other popular destinations found by fellow travellers in 2026
Other flights to Sydney
Explore flights to Sydney departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 7 October 2026.
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How does Cheapflights help users find flights from Belfast to Sydney?
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Why should you use Cheapflights to find cheap flight tickets from Belfast to Sydney?
Cheapflights simply makes it quick and affordable to book flights from Belfast to Sydney by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.
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?
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Sydney from Belfast today and book when prices fit your budget.