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Cheap flights from Belfast Intl Airport to Australia from £797

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 17/9. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — SYD
18 Jun — 25 Jun1
1 adult

Cheap flight deals from Belfast Intl to Australia

Keep the following information in mind while searching for Belfast Intl to Australia flight deals. Data was last updated 13 June 2025.

Round-trip from

£797

Popular in

July

Cheapest in

October

Average price

£1,136
17/9-24/9
  • 17/9-24/9
  • 6 total stops
  • 79h 40m total
  • Belfast to Australia
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£83 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£23 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2025
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Find flight deals from Belfast Intl to Australia

Cheapest flights from Belfast Intl to Australia
Explore the most affordable flight options available from Belfast Intl to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 June 2025.

Wed 17/910:10BFS - PER
3 stops48h 00mMultiple Airlines
Wed 24/914:50PER - BFS
3 stops31h 40mMultiple Airlines
Deal found 10/6£797
Wed 3/906:00BFS - BNE
2 stops42h 00mMultiple Airlines
Wed 10/911:00BNE - BFS
2 stops45h 10mMultiple Airlines
Deal found 10/6£848
Tue 19/806:00BFS - SYD
3 stops39h 10mMultiple Airlines
Fri 19/912:50SYD - BFS
3 stops42h 45mMultiple Airlines
Deal found 10/6£918
Thu 18/921:00BFS - MEL
3 stops47h 30mMultiple Airlines
Thu 25/912:30MEL - BFS
3 stops44h 00mMultiple Airlines
Deal found 10/6£930

Cheapflights Fare Finder

Customise your flight search to find flights from Belfast Intl to Australia 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 13 June 2025.
Use the filters below to find and compare flights from Belfast Intl Airport to Australia that are best for you.

Fly from

Belfast Intl

Fly to

Australia

Route

Depart

Return

Price

BelfastPerth

BFS - PER

BFSPER

Belfast Intl

Wed 17/9

10:10-17:10

3 stops48h 00m

Perth

Wed 24/9

14:50-15:30

3 stops31h 40m

£797

BelfastBrisbane

BFS - BNE

BFSBNE

Belfast Intl

Wed 3/9

06:00-09:00

2 stops42h 00m

Brisbane

Wed 10/9

11:00-23:10

2 stops45h 10m

£848

BelfastSydney

BFS - SYD

BFSSYD

Belfast Intl

Tue 19/8

06:00-06:10

3 stops39h 10m

Sydney Kingsford Smith

Fri 19/9

12:50-22:35

3 stops42h 45m

£918

BelfastMelbourne

BFS - MEL

BFSMEL

Belfast Intl

Fri 8/8

21:40-17:55

2 stops35h 15m

Melbourne

Fri 15/8

14:50-21:00

3 stops39h 10m

£1,152

BelfastSydney

BFS - SYD

BFSSYD

Belfast Intl

Sat 19/7

15:35-14:55

2 stops38h 20m

£1,275

Flights are sorted by cheapest return flights first.

Deals found on 12/6

Best time to book a flight from Belfast Intl to Australia

Have a flexible travel schedule? Discover the best time to fly to Australia from Belfast Intl 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 Intl Airport to Australia

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

Currently, May is the cheapest month in which you can book a flight from Belfast Intl Airport to Australia (average of £985). Flying from Belfast Intl Airport to Australia in July is currently the most expensive (average of £1,707). 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 AU?

Find hourly flight availability from Belfast Intl to Australia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 13 June 2025.

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

Rainfall in Australia by month

Plan your trip to Australia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Australia ranges from 50.0 - 130.0 inches per month. March is typically the wettest month, when rainfall can reach 130.0 mm. September is typically the driest time to visit Australia when rainfall is around 50.0 mm.

Temperature in Australia by month

Plan your trip to Australia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Australia, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 22.0 C. Travellers hoping to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 11.0 C).

Related info for your journey

Find useful and relevant information for your journey from Belfast Intl to Australia. 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 Belfast Intl Airport to Australia?

    While some choose either Belfast Intl - Melbourne or Belfast Intl - Brisbane, Belfast Intl - Perth is the most popular route from Belfast Intl Airport to Australia.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Belfast Intl to Australia 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 Belfast Intl Airport to Australia?

    Currently, May is the cheapest month in which you can book a flight from Belfast Intl Airport to Australia (average of £985). Flying from Belfast Intl Airport to Australia in July is currently the most expensive (average of £1,707). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Belfast Intl to Australia

Discover the top 2 airlines that operate flights from Belfast Intl to Australia. 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 13 June 2025.
AirlineCheapestAverageFlexibilityOn-time
Qatar AirwaysCheapest£14Average£1,165FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
British AirwaysCheapest£990Average£1,205FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Belfast Intl to Australia?

Cheapflights makes it easy to find Belfast Intl to Australia flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Cheapflights helps you find that perfect flight to Australia from Belfast Intl by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Belfast Intl to Australia flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Belfast Intl to Australia become cheaper?

Not ready to book yet? You can track prices for flights from Belfast Intl to Australia on Cheapflights with our Price Alert feature and get notified when better prices are available.

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