$64+ Cheap flights from Belfast Intl Airport

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/6. 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.
BFS — MEL
18 May — 25 May1
1 adult
1 adult, Economy, 0 bags

Find flights from Belfast Intl within your budget

 
Find flights departing from Belfast Intl 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 18 April 2026. In the last 7 days, Cheapflights users made a total of 647,157 searches

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastSydney

BFS - SYD

BFSSYD

Belfast Intl

Sun 31/5

07:00-22:05

2 stops30h 05m

Sydney Kingsford Smith

Sun 7/6

06:00-07:45

2 stops34h 45m

$2,129

BelfastMelbourne

BFS - MEL

BFSMEL

Belfast Intl

Tue 2/6

11:55-05:30

2 stops32h 35m

Melbourne

Tue 9/6

05:15-08:05

2 stops35h 50m

$2,228

BelfastSydney

BFS - SYD

BFSSYD

Belfast Intl

Thu 30/4

18:00-06:05

2 stops27h 05m

Sydney Kingsford Smith

Tue 5/5

06:00-08:20

2 stops35h 20m

$2,277

BelfastSydney

BFS - SYD

BFSSYD

Belfast Intl

Sun 10/5

17:55-06:05

2 stops27h 10m

Sydney Kingsford Smith

Thu 14/5

06:00-23:15

2 stops26h 15m

$2,330

BelfastMelbourne

BFS - MEL

BFSMEL

Belfast Intl

Thu 11/6

06:35-21:50

2 stops30h 15m

Melbourne

Thu 25/6

05:15-23:10

2 stops26h 55m

$2,429
Fastest return journey

BelfastPerth

BFS - PER

BFSPER

Belfast Intl

Mon 1/6

06:40-17:35

2 stops27h 55m

Perth

Tue 14/7

15:40-09:55

2 stops25h 15m

$2,452

BelfastBrisbane

BFS - BNE

BFSBNE

Belfast Intl

Fri 29/5

06:05-21:10

2 stops30h 05m

Brisbane

Fri 5/6

22:10-21:15

2 stops32h 05m

$2,602

BelfastPerth

BFS - PER

BFSPER

Belfast Intl

Sun 10/5

22:10-11:45

1 stop30h 35m

Perth

Sun 17/5

14:50-13:05

2 stops29h 15m

$3,059

BelfastPerth

BFS - PER

BFSPER

Belfast Intl

Tue 14/7

07:35-18:35

2 stops28h 00m

Perth

Tue 28/7

22:45-21:20

2 stops29h 35m

$4,524
Cheapest one-way

BelfastPerth

BFS - PER

BFSPER

Belfast Intl

Tue 26/5

08:50-19:50

3 stops52h 00m

$810

Flights are sorted by cheapest return flights first.

Deals found on 14/4

Showing 1-10 of 19 resultsSorted by cheapest first
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Best time to book a flight from Belfast Intl

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

Travel insights for flights from Belfast Intl

Get recent, data-driven insights about flights from Belfast Intl including ideal travel times, pricing trends, and more.
No data available for this route at this time. Please check back soon.

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Alternate flight departure points to Belfast Intl

Consider leaving from one of these other departure points that are located a short distance from Belfast Intl. Flight origins were last updated on 18 April 2026.
Flights from Belfast City

Related info for your journey

Access useful and relevant information related to your journey from Belfast Intl. 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 18 April 2026.

  • What are the most popular destinations to fly to from Belfast Intl Airport?

    For the current month, the most popular flights from Belfast Intl Airport are Manchester, Málaga, London. London, Manchester, Alicante are the most popular locations from Belfast Intl Airport year round.

  • How does Cheapflights help users find flights from Belfast Intl?

    Cheapflights makes it easy to find flights from Belfast Intl 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?

    By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights from Belfast Intl.

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

    Yes, we can. To see specific flights from Belfast Intl with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

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

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How does Cheapflights help users find flights from Belfast Intl?

Cheapflights makes it easy to find flights from Belfast Intl 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?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights from Belfast Intl.

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

Yes, we can. To see specific flights from Belfast Intl with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

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

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