$63+ Cheap flights from Belfast

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/9. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
BHD — PER
24 Aug — 31 Aug1
1 adult

Find flights from Belfast

Cheapest flights from Belfast
Explore the most affordable flight options available from Belfast. Find the lowest fares based on data from user searches, with prices last updated on 19 August 2025.

Mon 13/1015:25BHD - SYD
2 stops32h 00mMultiple Airlines
Mon 10/1122:00SYD - BHD
2 stops45h 25mMultiple Airlines
Deal found 17/8$1,622
Mon 13/1006:10BFS - SYD
2 stops41h 50mMultiple Airlines
Mon 10/1112:00SYD - BFS
2 stops33h 05mMultiple Airlines
Deal found 17/8$1,662
Sun 21/917:30BFS - SYD
3 stops31h 40mMultiple Airlines
Tue 14/1013:50SYD - BFS
3 stops43h 30mMultiple Airlines
Deal found 17/8$1,809
Wed 3/906:15BFS - SYD
3 stops42h 05mMultiple Airlines
Tue 30/915:40SYD - BFS
2 stops32h 20mMultiple Airlines
Deal found 18/8$1,823
Wed 1/1007:05BFS - PER
3 stops29h 45mMultiple Airlines
Wed 8/1005:10PER - BFS
3 stops47h 50mMultiple Airlines
Deal found 17/8$1,841
Fri 19/906:05BFS - SYD
3 stops39h 05mMultiple Airlines
Sun 5/1016:40SYD - BFS
2 stops27h 50mMultiple Airlines
Deal found 17/8$1,872
Sun 21/907:05BHD - SYD
2 stops40h 55mMultiple Airlines
Tue 14/1012:00SYD - BHD
2 stops39h 10mMultiple Airlines
Deal found 17/8$1,900
Fri 19/907:00BHD - SYD
3 stops38h 10mMultiple Airlines
Sun 5/1009:40SYD - BHD
3 stops38h 00mMultiple Airlines
Deal found 17/8$2,003
Sun 7/914:55BFS - SYD
2 stops34h 00mMultiple Airlines
Tue 30/915:40SYD - BFS
2 stops27h 00mMultiple Airlines
Deal found 16/8$2,015
Wed 1/1007:05BFS - SYD
3 stops39h 45mMultiple Airlines
Wed 8/1016:40SYD - BFS
2 stops32h 50mMultiple Airlines
Deal found 17/8$2,058
Thu 2/1006:30BHD - MEL
3 stops38h 45mMultiple Airlines
Wed 8/1000:30MEL - BHD
3 stops47h 10mMultiple Airlines
Deal found 18/8$2,247
Fri 19/920:05BHD - SYD
2 stops48h 15mBritish Airways
Sun 5/1021:45SYD - BHD
2 stops49h 10mBritish Airways
Deal found 17/8$2,272

Find flights from Belfast within your budget

 
Find flights departing from Belfast that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 19 August 2025. In the last 7 days, Cheapflights users made a total of 647,157 searches

Fly to

Perth

Route

Depart

Return

Price

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Mon 13/10

15:25-09:25

2 stops32h 00m

Sydney Kingsford Smith

Mon 10/11

22:00-08:25

2 stops45h 25m

$1,622

BelfastSydney

BFS - SYD

BFSSYD

Belfast Intl

Mon 13/10

06:10-10:00

2 stops41h 50m

Sydney Kingsford Smith

Mon 10/11

12:00-10:05

2 stops33h 05m

$1,662

BelfastSydney

BFS - SYD

BFSSYD

Belfast Intl

Sun 21/9

17:30-10:10

3 stops31h 40m

Sydney Kingsford Smith

Tue 14/10

13:50-23:20

3 stops43h 30m

$1,809

BelfastSydney

BFS - SYD

BFSSYD

Belfast Intl

Wed 3/9

06:15-09:20

3 stops42h 05m

Sydney Kingsford Smith

Tue 30/9

15:40-15:00

2 stops32h 20m

$1,823

BelfastPerth

BFS - PER

BFSPER

Belfast Intl

Wed 1/10

07:05-19:50

3 stops29h 45m

Perth

Wed 8/10

05:10-22:00

3 stops47h 50m

$1,841

BelfastSydney

BFS - SYD

BFSSYD

Belfast Intl

Fri 19/9

06:05-06:10

3 stops39h 05m

Sydney Kingsford Smith

Sun 5/10

16:40-10:30

2 stops27h 50m

$1,872

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Sun 21/9

07:05-09:00

2 stops40h 55m

Sydney Kingsford Smith

Tue 14/10

12:00-17:10

2 stops39h 10m

$1,900

BelfastSydney

BHD - SYD

BHDSYD

Belfast City

Fri 19/9

07:00-06:10

3 stops38h 10m

Sydney Kingsford Smith

Sun 5/10

09:40-13:40

3 stops38h 00m

$2,003

BelfastSydney

BFS - SYD

BFSSYD

Belfast Intl

Sun 7/9

14:55-09:55

2 stops34h 00m

Sydney Kingsford Smith

Tue 30/9

15:40-09:40

2 stops27h 00m

$2,015

BelfastSydney

BFS - SYD

BFSSYD

Belfast Intl

Wed 1/10

07:05-07:50

3 stops39h 45m

Sydney Kingsford Smith

Wed 8/10

16:40-15:30

2 stops32h 50m

$2,058

Flights are sorted by cheapest return flights first.

Deals found on 18/8

Showing 1-10 of 35 results
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Best time to book a flight from Belfast

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

Travel insights for flights from Belfast

Get recent, data-driven insights about flights from Belfast including ideal travel times, pricing trends, and more.

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

Currently, December is the cheapest month in which you can book a flight from Belfast (average of $1,385). Flying from Belfast in July will prove the most costly (average of $3,543). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

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Related info for your journey

Access useful and relevant information related to your journey from Belfast. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 19 August 2025.

  • What is the cheapest month to fly from Belfast?

    Currently, the cheapest month for flights from Belfast is December. The most expensive month for flights is July. The cheapest prices are shown above but prices will vary according to departure times, airlines, class and how early you book.

  • How does Cheapflights help users find flights from Belfast?

    Cheapflights helps you search for flights from Belfast via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

    Cheapflights simply makes it quick and affordable to book flights from Belfast by bringing together all flight options from hundreds of airlines and agencies online — and we put them in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

  • Can Cheapflights find flights from Belfast with no change fees?

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

  • Can Cheapflights notify me if prices for flights from Belfast become cheaper?

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

See more FAQs

Fly with Cheapflights

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How does Cheapflights help users find flights from Belfast?

Cheapflights helps you search for flights from Belfast via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Cheapflights simply makes it quick and affordable to book flights from Belfast by bringing together all flight options from hundreds of airlines and agencies online — and we put them in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Belfast with no change fees?

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

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

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

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