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Cheap flights from Australia to Belfast Intl Airport from $881

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 30/4. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — BFS
27 Apr — 4 May1
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 28 March 2026.

Sat 9/505:15
MEL
-
BFS
2 stops27h 05m
Multiple Airlines
Sat 16/506:20
BFS
-
MEL
2 stops30h 30m
Multiple Airlines
Deal found 25/3$1,310
Mon 11/515:40
SYD
-
BFS
2 stops32h 55m
Multiple Airlines
Mon 18/507:05
BFS
-
SYD
2 stops24h 45m
Multiple Airlines
Deal found 27/3$1,661
Fri 8/517:20
MEL
-
BFS
2 stops27h 35m
Multiple Airlines
Fri 15/507:05
BFS
-
MEL
2 stops23h 45m
Multiple Airlines
Deal found 24/3$1,850
Fri 8/515:40
SYD
-
BFS
2 stops29h 15m
Multiple Airlines
Fri 15/517:05
BFS
-
SYD
2 stops28h 05m
Multiple Airlines
Deal found 24/3$1,866
Sun 10/515:40
SYD
-
BFS
2 stops31h 10m
Multiple Airlines
Sun 17/513:25
BFS
-
SYD
2 stops31h 45m
Multiple Airlines
Deal found 26/3$2,060
Fri 8/501:55
BNE
-
BFS
2 stops30h 25m
Multiple Airlines
Sat 16/507:40
BFS
-
BNE
2 stops29h 40m
Multiple Airlines
Deal found 25/3$2,282
Wed 13/506:00
SYD
-
BFS
2 stops34h 40m
Multiple Airlines
Sun 7/607:00
BFS
-
SYD
2 stops30h 05m
Multiple Airlines
Deal found 27/3$2,294
Mon 11/521:00
BNE
-
BFS
2 stops35h 20m
Multiple Airlines
Mon 18/509:15
BFS
-
BNE
2 stops28h 05m
Multiple Airlines
Deal found 26/3$2,300
Fri 26/601:55
BNE
-
BFS
2 stops30h 25m
Multiple Airlines
Mon 13/715:50
BFS
-
BNE
2 stops29h 35m
Multiple Airlines
Deal found 23/3$3,972

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 28 March 2026.

Round-trip from

$1,310

One-way from

$881

Popular in

July

Cheapest in

October

Average price

$3,116
9/5-16/5
  • 9/5-16/5
  • 4 total stops
  • 57h 35m total
  • Australia to Belfast
Search Deals
30/4
  • 30/4
  • 3 total stops
  • 43h 00m total
  • Australia to Belfast
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($590 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($170 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 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 28 March 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

MelbourneBelfast

MEL - BFS

MELBFS

Melbourne

Sat 9/5

05:15-23:20

2 stops27h 05m

Belfast Intl

Sat 16/5

06:20-21:50

2 stops30h 30m

$1,310

SydneyBelfast

SYD - BFS

SYDBFS

Sydney Kingsford Smith

Mon 11/5

15:40-15:35

2 stops32h 55m

Belfast Intl

Mon 18/5

07:05-16:50

2 stops24h 45m

$1,661
Fastest return journey

MelbourneBelfast

MEL - BFS

MELBFS

Melbourne

Fri 8/5

17:20-11:55

2 stops27h 35m

Belfast Intl

Fri 15/5

07:05-15:50

2 stops23h 45m

$1,850

SydneyBelfast

SYD - BFS

SYDBFS

Sydney Kingsford Smith

Fri 8/5

15:40-11:55

2 stops29h 15m

Belfast Intl

Fri 15/5

17:05-06:10

2 stops28h 05m

$1,866

SydneyBelfast

SYD - BFS

SYDBFS

Sydney Kingsford Smith

Sun 10/5

15:40-13:50

2 stops31h 10m

Belfast Intl

Sun 17/5

13:25-06:10

2 stops31h 45m

$2,060

BrisbaneBelfast

BNE - BFS

BNEBFS

Brisbane

Fri 8/5

01:55-23:20

2 stops30h 25m

Belfast Intl

Sat 16/5

07:40-22:20

2 stops29h 40m

$2,282

SydneyBelfast

SYD - BFS

SYDBFS

Sydney Kingsford Smith

Wed 13/5

06:00-07:40

2 stops34h 40m

Belfast Intl

Sun 7/6

07:00-22:05

2 stops30h 05m

$2,294

BrisbaneBelfast

BNE - BFS

BNEBFS

Brisbane

Mon 11/5

21:00-23:20

2 stops35h 20m

Belfast Intl

Mon 18/5

09:15-22:20

2 stops28h 05m

$2,300

BrisbaneBelfast

BNE - BFS

BNEBFS

Brisbane

Fri 26/6

01:55-23:20

2 stops30h 25m

Belfast Intl

Mon 13/7

15:50-06:25

2 stops29h 35m

$3,972
Cheapest one-way

SydneyBelfast

SYD - BFS

SYDBFS

Sydney Kingsford Smith

Thu 30/4

13:00-23:00

3 stops43h 00m

$881

Flights are sorted by cheapest return flights first.

Deals found on 26/3

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

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

Currently, August is the cheapest month in which you can book a flight from Australia to Belfast Intl Airport (average of $1,847). Flying from Australia to Belfast Intl Airport in March is currently the most expensive (average of $3,116). 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.

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 28 March 2026.
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.
Qatar Airways
7.4
Good
3,733 reviews
Check prices

Food

7.3

Comfort

7.4

Crew

7.9

Entertainment

7.3

Overall

7.4

Boarding

7.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

DOH - MXP

Excellent except for boarding. In milan it was endless. In Doha, they first boarded economy than business.....???
Qatar Airways
7.4
Good
3,733 reviews
Qatar Airways
7.4
Good
3,733 reviews
Check prices

Food

7.3

Comfort

7.4

Crew

7.9

Entertainment

7.3

Overall

7.4

Boarding

7.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

DOH - MXP

Excellent except for boarding. In milan it was endless. In Doha, they first boarded economy than business.....???
British Airways
6.7
Okay
7,825 reviews
Qatar Airways
7.4
Good
3,733 reviews
Check prices

Food

7.3

Comfort

7.4

Crew

7.9

Entertainment

7.3

Overall

7.4

Boarding

7.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

DOH - MXP

Excellent except for boarding. In milan it was endless. In Doha, they first boarded economy than business.....???

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 Brisbane - 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, August is the cheapest month in which you can book a flight from Australia to Belfast Intl Airport (average of $1,847). Flying from Australia to Belfast Intl Airport in March is currently the most expensive (average of $3,116). 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

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

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 28 March 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$1,690Average$2,151FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Qatar AirwaysCheapest$2,216Average$2,461FlexibilityNo cancel feeOn-time68%
Search Qatar 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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