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Cheap flights from Australia to Belfast Intl Airport from $911

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 8/6. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — BFS
25 Jun — 2 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Australia to Belfast Intl

Enter your travel dates to find the best prices.

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 26 May 2026.

Tue 2/607:55
SYD
-
BFS
2 stops48h 15m
Multiple Airlines
Tue 23/608:00
BFS
-
SYD
2 stops50h 25m
Multiple Airlines
Deal found 25/5$2,085
Wed 8/711:00
SYD
-
BFS
2 stops42h 40m
Multiple Airlines
Wed 15/706:10
BFS
-
SYD
2 stops45h 25m
Multiple Airlines
Deal found 24/5$2,508
Thu 2/721:30
MEL
-
BFS
2 stops30h 50m
Multiple Airlines
Wed 8/706:10
BFS
-
MEL
2 stops45h 30m
Multiple Airlines
Deal found 24/5$2,637
Mon 13/714:50
SYD
-
BFS
2 stops29h 25m
Multiple Airlines
Sun 26/722:05
BFS
-
SYD
2 stops47h 05m
Multiple Airlines
Deal found 24/5$2,688
Sun 5/705:15
MEL
-
BFS
2 stops26h 50m
Multiple Airlines
Sun 12/709:35
BFS
-
MEL
2 stops34h 55m
Multiple Airlines
Deal found 21/5$2,746
Wed 1/705:15
MEL
-
BFS
2 stops35h 25m
Multiple Airlines
Wed 8/706:00
BFS
-
MEL
2 stops30h 50m
Multiple Airlines
Deal found 21/5$2,912
Mon 13/706:00
SYD
-
BFS
2 stops34h 40m
Multiple Airlines
Fri 31/716:10
BFS
-
SYD
2 stops40h 20m
Multiple Airlines
Deal found 25/5$2,912
Thu 9/711:25
SYD
-
BFS
2 stops44h 00m
Multiple Airlines
Thu 16/716:40
BFS
-
SYD
2 stops31h 40m
Multiple Airlines
Deal found 25/5$3,052
Sun 21/613:40
BNE
-
BFS
2 stops29h 25m
Multiple Airlines
Mon 22/620:55
BFS
-
BNE
2 stops51h 50m
Multiple Airlines
Deal found 20/5$4,215

Find 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 26 May 2026.

Round-trip from

$2,508

One-way from

$911

Popular in

June

Cheapest in

April

Average price

$1,799
8/7-15/7
  • 8/7-15/7
  • 4 total stops
  • 88h 05m total
  • Australia to Belfast
Search Deals
8/6
  • 8/6
  • 3 total stops
  • 57h 30m total
  • Australia to Belfast
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($203 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($93 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

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 26 May 2026.
Use the filters below to find and compare flights from Australia to Belfast Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SydneyBelfast

SYD - BFS

SYDBFS

Sydney Kingsford Smith

Wed 8/7

11:00-20:40

2 stops42h 40m

Belfast Intl

Wed 15/7

06:10-12:35

2 stops45h 25m

$2,508

MelbourneBelfast

MEL - BFS

MELBFS

Melbourne

Thu 2/7

21:30-19:20

2 stops30h 50m

Belfast Intl

Wed 8/7

06:10-12:40

2 stops45h 30m

$2,637

SydneyBelfast

SYD - BFS

SYDBFS

Sydney Kingsford Smith

Mon 13/7

14:50-11:15

2 stops29h 25m

Belfast Intl

Sun 26/7

22:05-06:10

2 stops47h 05m

$2,688
Fastest return journey

MelbourneBelfast

MEL - BFS

MELBFS

Melbourne

Sun 5/7

05:15-23:05

2 stops26h 50m

Belfast Intl

Sun 12/7

09:35-05:30

2 stops34h 55m

$2,746

SydneyBelfast

SYD - BFS

SYDBFS

Sydney Kingsford Smith

Mon 13/7

06:00-07:40

2 stops34h 40m

Belfast Intl

Fri 31/7

16:10-17:30

2 stops40h 20m

$2,912

SydneyBelfast

SYD - BFS

SYDBFS

Sydney Kingsford Smith

Thu 9/7

11:25-22:25

2 stops44h 00m

Belfast Intl

Thu 16/7

16:40-09:20

2 stops31h 40m

$3,052

BrisbaneBelfast

BNE - BFS

BNEBFS

Brisbane

Sun 21/6

13:40-10:05

2 stops29h 25m

Belfast Intl

Mon 22/6

20:55-09:45

2 stops51h 50m

$4,215
Cheapest one-way

BrisbaneBelfast

BNE - BFS

BNEBFS

Brisbane

Mon 8/6

11:05-11:35

3 stops57h 30m

$911

MelbourneBelfast

MEL - BFS

MELBFS

Melbourne

Mon 6/7

11:00-15:55

2 stops37h 55m

$955

SydneyBelfast

SYD - BFS

SYDBFS

Sydney Kingsford Smith

Wed 24/6

11:00-15:20

3 stops37h 20m

$1,049

Flights are sorted by cheapest return flights first.

Deals found on 22/5

Showing 1-10 of 13 resultsSorted by cheapest first
1
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
No data available for this route at this time. Please check back soon.

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 26 May 2026.
See what other customers who have flown with 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.
British Airways
6.7
Okay
8,005 reviews
Check prices

Comfort

6.8

Boarding

6.9

Overall

6.7

Crew

7.7

Entertainment

6.4

Food

6.4

Reviews

1 / 20
4.0
Okay

Anonymous,Mar 2026

NCE - LHR

I was transferred to AA airlines with seating far away from my wif.
British Airways
6.7
Okay
8,005 reviews
British Airways
6.7
Okay
8,005 reviews
Check prices

Comfort

6.8

Boarding

6.9

Overall

6.7

Crew

7.7

Entertainment

6.4

Food

6.4

Reviews

1 / 20
4.0
Okay

Anonymous,Mar 2026

NCE - LHR

I was transferred to AA airlines with seating far away from my wif.

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 Sydney Kingsford Smith - Belfast Intl. You may also consider Melbourne - Belfast Intl or Brisbane - 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.

See more FAQs

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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
Sydney to Belfast City flights
Melbourne to Belfast Intl flights
Brisbane to Belfast City flights
Melbourne to Belfast City flights

Top airline flying from Australia to Belfast Intl

Discover the top airline 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 26 May 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$1,623Average$2,097FlexibilityNo cancel feeOn-time70%
Search British Airways 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?

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.

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