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Cheap flights from Australia to Belfast Intl Airport from £341

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
24 Aug — 31 Aug1
1 adult

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 19 August 2025.

Round-trip from

£864

One-way from

£341

Popular in

December

Cheapest in

June

Average price

£1,051
3/10-10/10
  • 3/10-10/10
  • 4 total stops
  • 84h 00m total
  • Australia to Belfast
Search Deals
15/10
  • 15/10
  • 3 total stops
  • 42h 10m total
  • Australia to Belfast
Search Deals
Highest demand for flights based on searches. 23% potential increase in price (£261 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease (£62 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2025
Search Deals

Find flight deals from Australia to Belfast Intl

Cheapest flights from Australia to Belfast Intl
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 19 August 2025.

Fri 3/1011:00MEL - BFS
2 stops42h 05mMultiple Airlines
Fri 10/1006:05BFS - MEL
2 stops41h 55mMultiple Airlines
Deal found 19/8£864
Sun 30/1112:00SYD - BFS
2 stops33h 05mMultiple Airlines
Tue 23/1220:55BFS - SYD
2 stops50h 05mMultiple Airlines
Deal found 19/8£995
Wed 10/912:50SYD - BFS
3 stops42h 10mMultiple Airlines
Wed 17/908:15BFS - SYD
3 stops38h 05mMultiple Airlines
Deal found 17/8£1,007
Wed 1/1011:00MEL - BFS
2 stops42h 35mMultiple Airlines
Wed 8/1006:10BFS - MEL
2 stops41h 50mMultiple Airlines
Deal found 17/8£1,023
Wed 1/1011:00BNE - BFS
2 stops42h 35mMultiple Airlines
Wed 8/1006:10BFS - BNE
2 stops41h 50mMultiple Airlines
Deal found 17/8£1,024
Sat 29/1115:15SYD - BFS
2 stops30h 40mMultiple Airlines
Tue 23/1217:30BFS - SYD
2 stops53h 20mMultiple Airlines
Deal found 19/8£1,077
Fri 3/1011:00SYD - BFS
2 stops42h 05mMultiple Airlines
Fri 10/1006:05BFS - SYD
2 stops41h 55mMultiple Airlines
Deal found 19/8£1,106
Thu 2/1020:10SYD - BFS
2 stops34h 30mMultiple Airlines
Thu 9/1008:10BFS - SYD
2 stops48h 10mMultiple Airlines
Deal found 17/8£1,212
Mon 15/901:55BNE - BFS
2 stops30h 05mMultiple Airlines
Thu 18/906:35BFS - BNE
2 stops30h 45mMultiple Airlines
Deal found 19/8£1,305
Sat 20/907:00BNE - BFS
3 stops44h 35mMultiple Airlines
Sat 11/1016:30BFS - BNE
3 stops39h 10mMultiple Airlines
Deal found 18/8£1,591

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 858,174 searches. Data last updated 19 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

MelbourneBelfast

MEL - BFS

MELBFS

Melbourne

Fri 3/10

11:00-20:05

2 stops42h 05m

Belfast Intl

Fri 10/10

06:05-10:00

2 stops41h 55m

£864

SydneyBelfast

SYD - BFS

SYDBFS

Sydney Kingsford Smith

Sun 30/11

12:00-10:05

2 stops33h 05m

Belfast Intl

Tue 23/12

20:55-10:00

2 stops50h 05m

£995

SydneyBelfast

SYD - BFS

SYDBFS

Sydney Kingsford Smith

Wed 10/9

12:50-22:00

3 stops42h 10m

Belfast Intl

Wed 17/9

08:15-07:20

3 stops38h 05m

£1,007

MelbourneBelfast

MEL - BFS

MELBFS

Melbourne

Wed 1/10

11:00-20:35

2 stops42h 35m

Belfast Intl

Wed 8/10

06:10-10:00

2 stops41h 50m

£1,023

BrisbaneBelfast

BNE - BFS

BNEBFS

Brisbane

Wed 1/10

11:00-20:35

2 stops42h 35m

Belfast Intl

Wed 8/10

06:10-09:00

2 stops41h 50m

£1,024

SydneyBelfast

SYD - BFS

SYDBFS

Sydney Kingsford Smith

Sat 29/11

15:15-10:55

2 stops30h 40m

Belfast Intl

Tue 23/12

17:30-09:50

2 stops53h 20m

£1,077

SydneyBelfast

SYD - BFS

SYDBFS

Sydney Kingsford Smith

Fri 3/10

11:00-20:05

2 stops42h 05m

Belfast Intl

Fri 10/10

06:05-10:00

2 stops41h 55m

£1,106

SydneyBelfast

SYD - BFS

SYDBFS

Sydney Kingsford Smith

Thu 2/10

20:10-21:40

2 stops34h 30m

Belfast Intl

Thu 9/10

08:10-18:20

2 stops48h 10m

£1,212

BrisbaneBelfast

BNE - BFS

BNEBFS

Brisbane

Mon 15/9

01:55-23:00

2 stops30h 05m

Belfast Intl

Thu 18/9

06:35-22:20

2 stops30h 45m

£1,305

BrisbaneBelfast

BNE - BFS

BNEBFS

Brisbane

Sat 20/9

07:00-18:35

3 stops44h 35m

Belfast Intl

Sat 11/10

16:30-16:40

3 stops39h 10m

£1,591

Flights are sorted by cheapest return flights first.

Deals found on 18/8

Showing 1-10 of 20 results
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2

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 month to book a flight from Australia to Belfast Intl Airport?

Currently, January is the cheapest month in which you can book a flight from Australia to Belfast Intl Airport (average of £67). Flying from Australia to Belfast Intl Airport in July is currently the most expensive (average of £90). 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 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 19 August 2025.

When flying from Australia to Belfast Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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.

  • What are the most popular routes from Australia to Belfast Intl Airport?

    The most popular route from Australia to Belfast Intl Airport is Brisbane - Belfast Intl. You may also consider Sydney Kingsford Smith - Belfast Intl or Melbourne - Belfast Intl.

  • Can I find deals for flights from Australia to Belfast Intl that include hotel bookings?

    Yes. In addition to deals on Australia to Belfast Intl flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Australia to Belfast Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Australia to Belfast Intl.

  • Can I find deals for business class flights from Australia to Belfast Intl?

    Yes. Cheapflights offers flight deals from Australia to Belfast Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Australia to Belfast Intl Airport?

    Currently, January is the cheapest month in which you can book a flight from Australia to Belfast Intl Airport (average of £67). Flying from Australia to Belfast Intl Airport in July is currently the most expensive (average of £90). 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.

See more FAQs

Travelling to a place near Belfast Intl Airport?

Book flights to Belfast Intl Airport if you plan to visit one of these locations
Armagh
Newry
Ballymena
Cookstown
Dungannon

Browse thousands of different options on Cheapflights for your next trip

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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.
Sydney to Belfast Intl flights
Melbourne to Belfast Intl flights
Brisbane to Belfast City flights
Christchurch to Belfast City flights
Melbourne to Belfast City 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 Australia to Belfast Intl?

When you search for this flight from Australia to Belfast Intl, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Australia to Belfast Intl?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Australia to Belfast Intl.

Can Cheapflights find flights from Australia to Belfast Intl with no change fees?

Certainly. Search results for flights to Belfast Intl from Australia 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 Australia to Belfast Intl become cheaper?

Yes, Cheapflights offers price alerts on Australia to Belfast Intl 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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