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Cheap flights from Australia to Belfast Intl Airport from $658
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 15/10. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — BFS
27 Aug — 3 Sep1
Return
1 adult
Economy
Cheap flight deals from Australia to Belfast Intl
Keep the following information in mind while searching for Australia to Belfast Intl flight deals. Data was last updated 22 August 2025.
Find flight deals from Australia to Belfast Intl
Cheapest flights from Australia to Belfast IntlExplore the most affordable flight options available from Australia to Belfast Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 August 2025.
Explore the most affordable flight options available from Australia to Belfast Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 August 2025.
Sun 5/1012:45SYD - BFS
2 stops35h 05mMultiple Airlines
Sun 12/1017:30BFS - SYD
3 stops31h 40mMultiple Airlines
Deal found 20/8$2,086
Sat 4/1011:00SYD - BFS
2 stops44h 25mMultiple Airlines
Sat 11/1009:40BFS - SYD
2 stops38h 20mMultiple Airlines
Deal found 20/8$2,402
Thu 18/905:00MEL - BFS
2 stops35h 10mMultiple Airlines
Tue 23/906:15BFS - MEL
3 stops42h 05mMultiple Airlines
Deal found 20/8$2,591
Fri 22/811:00MEL - BFS
2 stops42h 05mMultiple Airlines
Sun 31/820:25BFS - MEL
2 stops51h 35mMultiple Airlines
Deal found 21/8$2,752
Thu 18/914:40SYD - BFS
2 stops39h 40mMultiple Airlines
Thu 25/909:00BFS - SYD
2 stops37h 20mMultiple Airlines
Deal found 21/8$3,172
Tue 16/914:40SYD - BFS
2 stops41h 30mMultiple Airlines
Thu 9/1006:35BFS - SYD
2 stops39h 45mMultiple Airlines
Deal found 19/8$3,284
Cheapflights Fare Finder
Customise your flight search to find flights from Australia to Belfast Intl 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 22 August 2025.
Use the filters below to find and compare flights from Australia to Belfast Intl Airport that are best for you.
Fly from
Australia
Fly to
Belfast Intl
Route
Depart
Return
Price
SydneyBelfast
SYD - BFS
SYDBFS
Sydney Kingsford Smith
Sun 5/10
12:45-13:50
2 stops35h 05m
Belfast Intl
Sun 12/10
17:30-11:10
3 stops31h 40m
$2,086
SydneyBelfast
SYD - BFS
SYDBFS
Sydney Kingsford Smith
Sat 4/10
11:00-22:25
2 stops44h 25m
Belfast Intl
Sat 11/10
09:40-10:00
2 stops38h 20m
$2,402
MelbourneBelfast
MEL - BFS
MELBFS
Melbourne
Thu 18/9
05:00-07:10
2 stops35h 10m
Belfast Intl
Tue 23/9
06:15-09:20
3 stops42h 05m
$2,591
SydneyBelfast
SYD - BFS
SYDBFS
Sydney Kingsford Smith
Thu 18/9
14:40-21:20
2 stops39h 40m
Belfast Intl
Thu 25/9
09:00-07:20
2 stops37h 20m
$3,172
SydneyBelfast
SYD - BFS
SYDBFS
Sydney Kingsford Smith
Tue 16/9
14:40-23:10
2 stops41h 30m
Belfast Intl
Thu 9/10
06:35-08:20
2 stops39h 45m
$3,284
SydneyBelfast
SYD - BFS
SYDBFS
Sydney Kingsford Smith
Wed 15/10
13:50-22:00
3 stops42h 10m
$658
SydneyBelfast
SYD - BFS
SYDBFS
Sydney Kingsford Smith
Mon 15/9
20:45-23:20
3 stops59h 35m
$781
MelbourneBelfast
MEL - BFS
MELBFS
Melbourne
Thu 25/12
13:10-07:40
3 stops53h 30m
$1,356
Best time to book a flight from Australia to Belfast Intl
Have a flexible travel schedule? Discover the best time to fly to Belfast Intl from Australia 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 Australia to Belfast Intl Airport
What is the cheapest time of day to fly from AU to BFS?
Find hourly flight availability from Australia to Belfast Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 22 August 2025.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Australia to Belfast Intl Airport as you normally would.
Reviews of airlines servicing Belfast Intl
Get insights into the airlines that provide service to Belfast Intl. 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 Belfast Intl. Reviews last updated 22 August 2025.
See what other customers who have flown with Qatar Airways and British Airways from Australia to Belfast Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.4
Overall
7.4
Crew
7.9
Entertainment
7.4
Food
7.3
Boarding
7.5
Reviews
1 / 20
10.0
ExcellentAnonymous,Nov 2024
DOH - MXP
Comfort
7.4
Overall
7.4
Crew
7.9
Entertainment
7.4
Food
7.3
Boarding
7.5
Reviews
1 / 20
10.0
ExcellentAnonymous,Nov 2024
DOH - MXP
Comfort
7.4
Overall
7.4
Crew
7.9
Entertainment
7.4
Food
7.3
Boarding
7.5
Reviews
1 / 20
10.0
ExcellentAnonymous,Nov 2024
DOH - MXP
Related info for your journey
Find useful and relevant information for your journey from Australia to Belfast Intl. 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 Belfast Intl Airport?
Book flights to Belfast Intl Airport if you plan to visit one of these locationsBallymena
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Alternative routes for Australia to Belfast Intl
See prices for flight routes from nearby airports that may be better suited for you.
Top 2 airlines flying from Australia to Belfast Intl
Discover the top 2 airlines that operate flights from Australia to Belfast Intl. 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 647,157 searches. Data last updated 22 August 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 Australia to Belfast Intl?
Deals for Australia to Belfast Intl 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 Australia to Belfast Intl?
Cheapflights simply makes it quick and affordable to book flights from Australia to Belfast Intl 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 Australia to Belfast Intl with no change fees?
Cheapflights does show flights with no change fees to all users. To see these options for flights from Australia to Belfast Intl, users can toggle the no change fees filter when performing a flight search.
Can Cheapflights notify me if prices for flights from Australia to Belfast Intl become cheaper?
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Belfast Intl from Australia today and book when prices fit your budget.