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Look for other cheap flights to Belfast Intl

$1,520 Cheap flights to Belfast Intl Airport

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight to Belfast Intl Airport departing on 1/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Australia to Belfast Intl Airport

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
11:00 - 20:25
MEL
-
BFS
42h 25m2 stops
Multiple Airlines Logo
06:05 - 09:00
BFS
-
MEL
41h 55m2 stops
$1,520Multiple Airlines
Mon, 1 Jun - Fri, 19 Jun
Multiple Airlines Logo
12:00 - 21:55
MEL
-
BFS
44h 55m3 stops
Multiple Airlines Logo
05:45 - 05:00
BFS
-
MEL
36h 15m3 stops
$1,721Multiple Airlines
Sun, 1 Feb - Sun, 8 Feb
Multiple Airlines Logo
21:00 - 20:15
BNE
-
BFS
33h 15m2 stops
Multiple Airlines Logo
10:40 - 09:00
BFS
-
BNE
36h 20m2 stops
$1,832Multiple Airlines
Sat, 31 Jan - Sat, 7 Feb
Multiple Airlines Logo
14:00 - 10:05
MEL
-
BFS
31h 05m2 stops
Multiple Airlines Logo
05:45 - 05:00
BFS
-
MEL
36h 15m3 stops
$1,854Multiple Airlines
Sun, 1 Feb - Sun, 8 Feb
Multiple Airlines Logo
22:30 - 20:10
MEL
-
BFS
32h 40m2 stops
Multiple Airlines Logo
09:25 - 10:00
BFS
-
MEL
37h 35m2 stops
$1,930Multiple Airlines
Sun, 1 Feb - Sun, 8 Feb
Multiple Airlines Logo
20:05 - 22:45
SYD
-
BFS
37h 40m3 stops
Multiple Airlines Logo
07:50 - 06:35
BFS
-
SYD
35h 45m2 stops
$2,018Multiple Airlines
Fri, 30 Jan - Fri, 6 Feb
Multiple Airlines Logo
15:50 - 10:05
SYD
-
BFS
29h 15m2 stops
Multiple Airlines Logo
06:30 - 06:50
BFS
-
SYD
37h 20m2 stops
$2,096Multiple Airlines
Fri, 30 Jan - Fri, 6 Feb
Multiple Airlines Logo
20:05 - 22:45
SYD
-
BFS
37h 40m3 stops
Multiple Airlines Logo
13:25 - 10:45
BFS
-
SYD
34h 20m3 stops
$2,127Multiple Airlines
Fri, 30 Jan - Fri, 6 Feb
Multiple Airlines Logo
21:30 - 23:25
MEL
-
BFS
34h 55m3 stops
Multiple Airlines Logo
06:35 - 19:35
BFS
-
MEL
52h 00m3 stops
$2,231Multiple Airlines
Sat, 23 May - Thu, 2 Jul
Multiple Airlines Logo
17:10 - 23:25
MEL
-
BFS
39h 15m2 stops
Multiple Airlines Logo
06:35 - 15:35
BFS
-
MEL
48h 00m2 stops
$2,300Multiple Airlines
Sat, 23 May - Thu, 2 Jul

momondo Fare Finder

 
Locate flights to Belfast Intl that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 78,305 searches and data was last updated on 18 December 2025.
Use the filters below to find and compare flights to Belfast Intl Airport that are best for you.

Fly from

Route

Depart

Return

Price

MelbourneBelfast

MEL - BFS

MELBFS

Melbourne

Mon 1/6

11:00-20:25

2 stops42h 25m

Belfast Intl

Fri 19/6

06:05-09:00

2 stops41h 55m

$1,520

MelbourneBelfast

MEL - BFS

MELBFS

Melbourne

Sun 1/2

12:00-21:55

3 stops44h 55m

Belfast Intl

Sun 8/2

05:45-05:00

3 stops36h 15m

$1,721

BrisbaneBelfast

BNE - BFS

BNEBFS

Brisbane

Sat 31/1

21:00-20:15

2 stops33h 15m

Belfast Intl

Sat 7/2

10:40-09:00

2 stops36h 20m

$1,832

MelbourneBelfast

MEL - BFS

MELBFS

Melbourne

Sun 1/2

14:00-10:05

2 stops31h 05m

Belfast Intl

Sun 8/2

05:45-05:00

3 stops36h 15m

$1,854

MelbourneBelfast

MEL - BFS

MELBFS

Melbourne

Sun 1/2

22:30-20:10

2 stops32h 40m

Belfast Intl

Sun 8/2

09:25-10:00

2 stops37h 35m

$1,930

SydneyBelfast

SYD - BFS

SYDBFS

Sydney Kingsford Smith

Fri 30/1

20:05-22:45

3 stops37h 40m

Belfast Intl

Fri 6/2

07:50-06:35

2 stops35h 45m

$2,018

SydneyBelfast

SYD - BFS

SYDBFS

Sydney Kingsford Smith

Fri 30/1

15:50-10:05

2 stops29h 15m

Belfast Intl

Fri 6/2

06:30-06:50

2 stops37h 20m

$2,096

SydneyBelfast

SYD - BFS

SYDBFS

Sydney Kingsford Smith

Fri 30/1

20:05-22:45

3 stops37h 40m

Belfast Intl

Fri 6/2

13:25-10:45

3 stops34h 20m

$2,127

MelbourneBelfast

MEL - BFS

MELBFS

Melbourne

Sat 23/5

21:30-23:25

3 stops34h 55m

Belfast Intl

Thu 2/7

06:35-19:35

3 stops52h 00m

$2,231

MelbourneBelfast

MEL - BFS

MELBFS

Melbourne

Sat 23/5

17:10-23:25

2 stops39h 15m

Belfast Intl

Thu 2/7

06:35-15:35

2 stops48h 00m

$2,300

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

See travel insights to Belfast Intl Airport from

Flights to Belfast Intl Airport – Travel Insights & Trends

Get data-powered insights and trends for flights to Belfast Intl Airport to help you craft the best travel plan.

What is the cheapest day to depart on your flight to Belfast Intl Airport?

Our data shows that Wednesday is the least expensive day to fly to Belfast Intl Airport. Tickets to fly out on this day can be as low as $2,043. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Australia to Belfast Intl Airport for around $2,413.

What is the cheapest time of day to depart on your flight to Belfast Intl Airport?

According to our data, the cheapest time of day to fly to Belfast Intl Airport is in the afternoon. momondo users have found flights departing from Australia to Belfast Intl Airport in the afternoon for as low as $2,173. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the evening are often more expensive, with an average ticket price of $3,458.

Cheapest flights to Belfast Intl

Find the cheapest flights to Belfast Intl from your nearest city or airport
Find flights from Sydney to Belfast Intl Airport
CHEAPEST MONTH TO FLY TO BELFAST INTL AIRPORT FROM SYDNEYOctober11% cheaperFlying from Sydney to Belfast Intl Airport costs on average just $1,927 in October
MOST EXPENSIVE MONTH TO FLY TO BELFAST INTL AIRPORT FROM SYDNEYJuly64% more expensiveIt costs about $3,556 for flights to Belfast Intl Airport from Sydney in July
MOST POPULAR MONTH TO FLY TO BELFAST INTL AIRPORT FROM SYDNEYDecember250% more users visitedMore momondo users searched in flights to Belfast Intl Airport from Sydney in December than any other month

Cheap Belfast Intl Airport flight deals and tips

Summary info about Belfast Intl Airport flight prices, duration and airlines

Best Round-Trip Price

$1,520

Fastest flight time

33h 15m

Popular in

July
The best round-trip flight price to Belfast from Australia in the last 72 hours is $1,520 (Melbourne to Belfast Intl).
Search Deals
The fastest flight to Belfast from Australia takes 33h 15m (Brisbane to Belfast Intl).
Search Deals
July has the highest demand for flights to Belfast, with a 7% price increase on average.
Search Deals

Frequently asked questions about flying to Belfast Intl Airport

What is the cheapest month to fly to Belfast Intl Airport?

In general, when looking for the cheapest flight to Belfast Intl Airport, try to choose a flight departing in October for the best deal.

What is the cheapest day to depart on your flight to Belfast Intl Airport?

From most locations, the cheapest day to fly to Belfast Intl Airport is Wednesday. Most users found that departing on a Sunday was most expensive.

What is the cheapest time of day to fly to Belfast Intl Airport?

In general, when looking for the cheapest flight to Belfast Intl Airport, our data indicates that Midday flights are the most cost-effective. Evening flights tend to be the most expensive.

Is there an alternative airport near Belfast Intl Airport?

Finding an alternative and possibly cheaper destination airport near Belfast Intl Airport is possible. If you are planning a flight to Belfast Intl Airport, consider booking flights to Belfast City Airport (4 km from Belfast city centre), Londonderry Eglinton Airport (93 km from Belfast city centre), Campbeltown Machrihanish Airport (95 km from Belfast city centre), Isle of Islay Glenegedale Airport (122 km from Belfast city centre) or Glasgow Prestwick Airport (132 km from Belfast city centre).

Is there a cheaper alternative to flying into Belfast?

You can find deals at Belfast City Airport for $249 on average, but that price can change based on your departure airport. To save money, try momondo’s Airport-to-Airport Pricing Tool.

When did momondo last update prices for flights to Belfast Intl Airport?

Prices for flights to Belfast Intl Airport are updated daily.

How many operators does momondo search for flights to Belfast Intl Airport?

The number of operators available for flights to Belfast Intl Airport is 3 as of December 2025.

How old do you have to be to fly to Belfast Intl Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel to Belfast Intl Airport.

What documentation or ID do you need to fly to Belfast Intl Airport?

The travel and health documents required for your trip to Belfast Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Belfast Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

Why should I use momondo to find a flight deal to Belfast?

We help find the flight that best suits your needs; momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight for you.

Can I find flights to Belfast with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for flights to Belfast to just show those with flexible booking policies.

How can momondo help me find flights to Belfast?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as filter your options to help you make an informed choice when booking flights to Belfast.

I’m not ready to book a flight to Belfast right now. Can momondo alert me if prices change?

Yes. momondo can track flight prices for Belfast and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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