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Cheap flights from Australia to Belfast from £481

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 15/8. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — BHD
16 Jul — 23 Jul1
1 adult

Cheap flight deals from Australia to Belfast

Keep the following information in mind while searching for Australia to Belfast flight deals. Data was last updated 11 July 2025.

Round-trip from

£807

One-way from

£481

Popular in

July

Cheapest in

June

Average price

£1,794
31/7-2/9
  • 31/7-2/9
  • 4 total stops
  • 84h 10m total
  • Australia to Belfast
Search Deals
15/8
  • 15/8
  • 2 total stops
  • 45h 55m total
  • Australia to Belfast
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (£54 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (£49 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

Find flight deals from Australia to Belfast

Cheapest flights from Australia to Belfast
Explore the most affordable flight options available from Australia to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.

Thu 31/720:30SYD - BFS
2 stops33h 05mMultiple Airlines
Tue 2/920:55BFS - SYD
2 stops51h 05mMultiple Airlines
Deal found 9/7£807
Sat 1/1111:10BNE - BFS
2 stops44h 20mMultiple Airlines
Wed 19/1106:00BFS - BNE
2 stops41h 00mMultiple Airlines
Deal found 8/7£831
Sat 1/1111:10BNE - BHD
2 stops41h 20mMultiple Airlines
Wed 19/1107:20BHD - BNE
2 stops39h 40mMultiple Airlines
Deal found 8/7£873
Thu 7/811:00MEL - BFS
2 stops41h 35mMultiple Airlines
Sun 24/814:20BFS - MEL
2 stops57h 40mMultiple Airlines
Deal found 9/7£874
Wed 20/820:30SYD - BHD
2 stops50h 10mMultiple Airlines
Fri 5/907:00BHD - SYD
2 stops44h 35mMultiple Airlines
Deal found 10/7£922
Tue 29/714:40SYD - BHD
2 stops27h 25mBritish Airways
Fri 5/920:05BHD - SYD
2 stops48h 15mBritish Airways
Deal found 9/7£1,119
Mon 28/722:10BNE - BHD
2 stops31h 35mBritish Airways
Tue 12/818:30BHD - BNE
2 stops38h 00mBritish Airways
Deal found 9/7£1,169
Thu 31/716:25SYD - BHD
3 stops61h 50mKLM
Tue 2/917:25BHD - SYD
2 stops28h 20mKLM
Deal found 9/7£1,473
Mon 28/714:50SYD - BHD
2 stops33h 50mQantas Airways
Mon 1/906:40BHD - SYD
2 stops37h 30mQantas Airways
Deal found 8/7£1,502

Cheapflights Fare Finder

Customise your flight search to find flights from Australia to Belfast 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 11 July 2025.
Use the filters below to find and compare flights from Australia to Belfast that are best for you.

Fly from

Australia

Fly to

Belfast

Route

Depart

Return

Price

SydneyBelfast

SYD - BFS

SYDBFS

Sydney Kingsford Smith

Thu 31/7

20:30-20:35

2 stops33h 05m

Belfast Intl

Tue 2/9

20:55-09:00

2 stops51h 05m

£807

BrisbaneBelfast

BNE - BFS

BNEBFS

Brisbane

Sat 1/11

11:10-21:30

2 stops44h 20m

Belfast Intl

Wed 19/11

06:00-09:00

2 stops41h 00m

£831

BrisbaneBelfast

BNE - BHD

BNEBHD

Brisbane

Sat 1/11

11:10-18:30

2 stops41h 20m

Belfast City

Wed 19/11

07:20-09:00

2 stops39h 40m

£873

MelbourneBelfast

MEL - BFS

MELBFS

Melbourne

Thu 7/8

11:00-19:35

2 stops41h 35m

Belfast Intl

Sun 24/8

14:20-09:00

2 stops57h 40m

£874

SydneyBelfast

SYD - BHD

SYDBHD

Sydney Kingsford Smith

Wed 20/8

20:30-13:40

2 stops50h 10m

Belfast City

Fri 5/9

07:00-12:35

2 stops44h 35m

£922

SydneyBelfast

SYD - BHD

SYDBHD

Sydney Kingsford Smith

Tue 29/7

14:40-09:05

2 stops27h 25m

Belfast City

Fri 5/9

20:05-05:20

2 stops48h 15m

£1,119

BrisbaneBelfast

BNE - BHD

BNEBHD

Brisbane

Mon 28/7

22:10-20:45

2 stops31h 35m

Belfast City

Tue 12/8

18:30-17:30

2 stops38h 00m

£1,169

SydneyBelfast

SYD - BHD

SYDBHD

Sydney Kingsford Smith

Thu 31/7

16:25-21:15

3 stops61h 50m

Belfast City

Tue 2/9

17:25-06:45

2 stops28h 20m

£1,473

SydneyBelfast

SYD - BHD

SYDBHD

Sydney Kingsford Smith

Mon 28/7

14:50-15:40

2 stops33h 50m

Belfast City

Mon 1/9

06:40-05:10

2 stops37h 30m

£1,502

SydneyBelfast

SYD - BFS

SYDBFS

Sydney Kingsford Smith

Fri 15/8

20:30-09:25

2 stops45h 55m

£481

Flights are sorted by cheapest return flights first.

Deals found on 10/7

Showing 1-10 of 13 results
1
2

Best time to book a flight from Australia to Belfast

Have a flexible travel schedule? Discover the best time to fly to Belfast 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

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

Currently, January is the cheapest month in which you can book a flight from Australia to Belfast (average of £67). Flying from Australia to Belfast 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. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 11 July 2025.

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

Reviews of airlines servicing Belfast

Get insights into the airlines that provide service to Belfast. 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. Reviews last updated 11 July 2025.
Read through reviews of airlines operating flights from Australia to Belfast, such as KLM, Qantas Airways, andBritish Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,372 reviews
Check prices

Boarding

7.8

Food

7.3

Comfort

7.7

Crew

8.4

Overall

7.8

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
KLM
7.8
Good
1,372 reviews
KLM
7.8
Good
1,372 reviews
Check prices

Boarding

7.8

Food

7.3

Comfort

7.7

Crew

8.4

Overall

7.8

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
Qantas Airways
7.5
Good
876 reviews
KLM
7.8
Good
1,372 reviews
Check prices

Boarding

7.8

Food

7.3

Comfort

7.7

Crew

8.4

Overall

7.8

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
British Airways
6.6
Okay
7,109 reviews
KLM
7.8
Good
1,372 reviews
Check prices

Boarding

7.8

Food

7.3

Comfort

7.7

Crew

8.4

Overall

7.8

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Related info for your journey

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

    When deciding which route to take from Australia to Belfast consider Sydney Kingsford Smith - Belfast Intl, Brisbane - Belfast Intl or Sydney Kingsford Smith - Belfast City as they are the most popular.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Australia to Belfast 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?

    Currently, January is the cheapest month in which you can book a flight from Australia to Belfast (average of £67). Flying from Australia to Belfast 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Australia to Belfast

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
Melbourne to Belfast City flights
Christchurch to Belfast City flights

Fly with Cheapflights

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

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

Cheapflights simply makes it quick and affordable to book flights from Australia to Belfast 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 with no change fees?

Yes! Cheapflights helps users easily find flights from Australia to Belfast with no change fees.

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Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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