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$809 Cheap flights to Belfast

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to Belfast departing on 31/5. 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

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
20:50 - 21:00
SYD
-
BFS
33h 10m
2 stops
Multiple Airlines Logo
17:05 - 06:10
BFS
-
SYD
28h 05m
2 stops
$1,750Multiple Airlines
Fri, 15 May - Fri, 22 May
Multiple Airlines Logo
17:20 - 11:55
MEL
-
BFS
27h 35m
2 stops
Multiple Airlines Logo
20:50 - 15:50
BFS
-
MEL
34h 00m
2 stops
$1,776Multiple Airlines
Fri, 15 May - Fri, 22 May
Multiple Airlines Logo
06:15 - 22:40
MEL
-
BFS
49h 25m
3 stops
Multiple Airlines Logo
06:10 - 23:15
BFS
-
MEL
32h 05m
3 stops
$1,786Multiple Airlines
Sat, 1 Aug - Thu, 17 Sep
Multiple Airlines Logo
15:40 - 17:20
SYD
-
BHD
34h 40m
2 stops
Multiple Airlines Logo
07:00 - 16:50
BHD
-
SYD
24h 50m
2 stops
$1,890Multiple Airlines
Sun, 24 May - Wed, 24 Jun
Multiple Airlines Logo
15:40 - 13:50
SYD
-
BHD
31h 10m
2 stops
Multiple Airlines Logo
18:20 - 06:10
BHD
-
SYD
26h 50m
2 stops
$1,899Multiple Airlines
Wed, 13 May - Sun, 7 Jun
Qatar Airways Logo
15:45 - 16:35
MEL
-
BHD
33h 50m
2 stops
Qatar Airways Logo
07:00 - 16:50
BHD
-
MEL
48h 50m
2 stops
$2,373Qatar Airways
Wed, 13 May - Sun, 17 May
Qatar Airways Logo
15:45 - 20:05
MEL
-
BHD
37h 20m
2 stops
Qatar Airways Logo
07:00 - 04:55
BHD
-
MEL
36h 55m
2 stops
$2,375Qatar Airways
Wed, 13 May - Sun, 17 May
Qatar Airways Logo
15:45 - 20:05
MEL
-
BHD
37h 20m
2 stops
Qatar Airways Logo
07:00 - 16:50
BHD
-
MEL
48h 50m
2 stops
$2,457Qatar Airways
Wed, 3 Jun - Sun, 7 Jun
Qatar Airways Logo
22:45 - 17:20
MEL
-
BHD
27h 35m
2 stops
Qatar Airways Logo
10:10 - 17:15
BHD
-
MEL
46h 05m
2 stops
$2,461Qatar Airways
Wed, 3 Jun - Sun, 7 Jun
KLM Logo
23:30 - 16:55
MEL
-
BHD
50h 25m
2 stops
KLM Logo
17:30 - 04:55
BHD
-
MEL
26h 25m
3 stops
$3,430KLM
Mon, 8 Jun - Tue, 11 Aug

momondo Fare Finder

 
Locate flights to Belfast 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 2 April 2026.
Use the filters below to find and compare flights to Belfast that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

SydneyBelfast

SYD - BFS

SYDBFS

Sydney Kingsford Smith

Fri 15/5

20:50-21:00

2 stops33h 10m

Belfast Intl

Fri 22/5

17:05-06:10

2 stops28h 05m

$1,750

MelbourneBelfast

MEL - BFS

MELBFS

Melbourne

Fri 15/5

17:20-11:55

2 stops27h 35m

Belfast Intl

Fri 22/5

20:50-15:50

2 stops34h 00m

$1,776

MelbourneBelfast

MEL - BFS

MELBFS

Melbourne

Sat 1/8

06:15-22:40

3 stops49h 25m

Belfast Intl

Thu 17/9

06:10-23:15

3 stops32h 05m

$1,786

SydneyBelfast

SYD - BHD

SYDBHD

Sydney Kingsford Smith

Sun 24/5

15:40-17:20

2 stops34h 40m

Belfast City

Wed 24/6

07:00-16:50

2 stops24h 50m

$1,890
Fastest return journey

SydneyBelfast

SYD - BHD

SYDBHD

Sydney Kingsford Smith

Wed 13/5

15:40-13:50

2 stops31h 10m

Belfast City

Sun 7/6

18:20-06:10

2 stops26h 50m

$1,899

MelbourneBelfast

MEL - BHD

MELBHD

Melbourne

Wed 13/5

15:45-16:35

2 stops33h 50m

Belfast City

Sun 17/5

07:00-16:50

2 stops48h 50m

$2,373

MelbourneBelfast

MEL - BHD

MELBHD

Melbourne

Wed 13/5

15:45-20:05

2 stops37h 20m

Belfast City

Sun 17/5

07:00-04:55

2 stops36h 55m

$2,375

MelbourneBelfast

MEL - BHD

MELBHD

Melbourne

Wed 3/6

15:45-20:05

2 stops37h 20m

Belfast City

Sun 7/6

07:00-16:50

2 stops48h 50m

$2,457

MelbourneBelfast

MEL - BHD

MELBHD

Melbourne

Wed 3/6

22:45-17:20

2 stops27h 35m

Belfast City

Sun 7/6

10:10-17:15

2 stops46h 05m

$2,461

MelbourneBelfast

MEL - BHD

MELBHD

Melbourne

Mon 8/6

23:30-16:55

2 stops50h 25m

Belfast City

Tue 11/8

17:30-04:55

3 stops26h 25m

$3,430

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Belfast from

Belfast flights insights and trends

Explore insights for your Belfast flight to craft the best travel plan

How long does it take to fly to Belfast?

The flight from Australia to Belfast depends on which airports you’re departing from and arriving to, and whether or not you have a layover. If you fly from Sydney Kingsford Smith (a popular airport in Australia) to Belfast Intl (the most popular airport in Belfast), then the flight time is 34h 40m on average. If you fly from Melbourne (another popular airport in Australia) to Belfast Intl, then the average flight time is 31h 05m.

Cheapest flights to Belfast

Find the cheapest flights to Belfast from your nearest city or airport
Find flights from Sydney to Dublin
CHEAPEST MONTH TO FLY TO BELFAST FROM SYDNEYOctober13% cheaperFlying from Sydney to Belfast costs on average just $1,840 in October
MOST EXPENSIVE MONTH TO FLY TO BELFAST FROM SYDNEYJuly63% more expensiveIt costs about $3,456 for flights to Belfast from Sydney in July
MOST POPULAR MONTH TO FLY TO BELFAST FROM SYDNEYDecember375% more users visitedMore momondo users searched in flights to Belfast from Sydney in December than any other month

Cheap Belfast flight deals and tips

Summary info about Belfast flight prices, duration and airlines

Best One-Way Price

$809

Best Round-Trip Price

$1,750

Fastest flight time

28h 35m

Popular in

July
The best one-way flight price to Belfast from Australia in the last 72 hours is $809 (Melbourne to Belfast Intl).
Search Deals
The best round-trip flight price to Belfast from Australia in the last 72 hours is $1,750 (Sydney Kingsford Smith to Belfast Intl).
Search Deals
The fastest flight to Belfast from Australia takes 28h 35m (Brisbane to Belfast City).
Search Deals
July has the highest demand for flights to Belfast, with a 3% price increase on average.
Search Deals

Frequently asked questions about flying to Belfast

What is the cheapest month to fly to Belfast?

The month of April is another great option to travel to Belfast, with average flight prices from Australia averaging around $1,850.

Is there an alternative airport near Belfast?

Belfast City Airport, Londonderry Eglinton Airport, Campbeltown Machrihanish Airport, Isle of Islay Glenegedale Airport or Glasgow Prestwick Airport can be an alternative airport used for travel to Belfast.

Is there a cheaper alternative to flying into Belfast?

You can find deals at Belfast City Airport for $229 on average, but that price can change based on your departure airport. To save money, try momondo’s Airport-to-Airport Pricing Tool.

Are there flights to City Centre?

Yes, you can get a flight to Belfast City airport in Belfast (4.4 km from City Centre).

What’s the closest airport to Victoria Square?

The closest airport to Victoria Square is 4.0 km away - Belfast’s Belfast City airport.

When did momondo last update prices for flights to Belfast?

Prices for flights to Belfast are updated daily.

How many operators does momondo search for flights to Belfast?

The number of operators available for flights to Belfast is 3 as of April 2026.

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

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.

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

The travel and health documents required for your trip to Belfast 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. 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?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight to Belfast. momondo saves you time and could save you money on your trip.

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 for flights to Belfast, momondo helps you find the right flight by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are not ready to book a flight to Belfast now, use our insights above to find helpful tips or alternatively set up a price alert; this is where momondo will track prices on flights to Belfast and let you know when they change.

An easier way to manage your Belfast trip

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Find better results for your trip to Belfast

Popular Flights to Belfast

Popular routes according to searches in the past day on momondo
Sydney Kingsford Smith to Belfast Flightsfrom $1,338
Melbourne to Belfast Flightsfrom $1,238
Brisbane to Belfast Flightsfrom $1,546