Cheap Flights from Sydney to Belfast

Compare Sydney to Belfast flight deals

Find the cheapest month or even day of the year to fly to Belfast

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Flight deals from Sydney to Belfast

Looking for a cheap last-minute deal or the best return flight from Sydney Airport to Belfast? If you want to travel next month, return fares start from ج.م.‏ 81,488. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Sydney to Belfast

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Sydney to Belfast flights are currently cheapest in July.

Alternative Sydney to Belfast routes

Looking for the cheapest, fastest or easiest route from Sydney to Belfast? You could fly into the following airports instead.

Sydney to Belfast: Flight information

The things to know before you go.
Cheapest flight foundج.م.‏ 30,653
Cheapest month to flyJuly

Finding cheap flights from Sydney to Belfast: Frequently asked questions

There are 2 airports in Belfast: Belfast City and Belfast International.
The best price we found for a return flight from Sydney to Belfast is ج.م.‏ 71,536. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Sydney to Belfast. But we found flights with one or more stops from ج.م.‏ 71,536.
As of April 2026, there are no flights flying from Sydney to Belfast.
The cheapest month to fly from Sydney to Belfast is usually July.
If you're flying from Sydney Airport, the cheapest airport near Belfast is Belfast International – which is 19.6 km away from the centre of Belfast. We've found flights into this airport from ج.م.‏ 71,536.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Sydney Airport to Belfast on Thursday, 23 July 2026.
No airlines currently offer direct flights between Sydney Airport and Belfast. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Belfast but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Belfast is around 40 days in advance, so don’t leave your flight to the last minute.
In April, the average temperature is usually around 8°C. August is typically the warmest month in Belfast, when it usually averages around 17°C. You can expect the least rain in May. The coldest month is January, with temperatures averaging 4°C. The rainiest month is October.
Currently, Scoot offers the cheapest flight tickets to Belfast.

Travelling from Sydney (Kingsford Smith) Airport (SYD) to Belfast: what you need to know

  • Sydney (Kingsford Smith) Airport is located in Sydney. Based in the UTC+0 timezone, Belfast is 11 hours behind Sydney.

  • For a stress-free journey, arrive at the airport two hours ahead of international flights and one hour before domestic departures. That way, you won't have to rush to board your SYD to Belfast flight.

  • Travelling over a peak time such as July? Major public holidays and other high seasons can lead to longer lines and delays at check-in and security. Play things extra safe and get there up to four hours ahead of an international flight and two hours before a domestic departure.

  • SYD is around 8 kilometres from central Sydney. If you're catching a cab, driving or ride-sharing from the centre, it'll take 20 minutes or so to get there, depending on traffic. If you're using public transport, expect the trip time to be around 25 minutes.

  • Looking for a hotel close to SYD? If you're catching an early flight from Sydney (Kingsford Smith) Airport to Belfast, these accommodation options will get you from your pillow to the plane in no time:

  • Of all flights leaving Sydney (Kingsford Smith) Airport, 69.62% arrive on time at their destination.

How to find the cheapest flights from Sydney (Kingsford Smith) Airport (SYD) to Belfast

  • The lowest price we've found for a one-way Sydney (Kingsford Smith) Airport to Belfast flight is ج.م.‏ 30,653. The cheapest price for a return flight is ج.م.‏ 71,536. Bear in mind fares may change due to demand at the time of booking.

  • Don't leave things to the last moment. You're more likely to pick up cheap flights from SYD to Belfast if you book in advance. Airlines often offer some amazing early bird deals.

  • If you have flexibility with your trip dates, check out the 'Whole month' tool. It'll show you the cheapest price across every month when searching for your Sydney (Kingsford Smith) Airport to Belfast ticket.

  • Stay on top of deals for cheap flights from SYD to Belfast by setting up a Price Alert. We'll send you an email or notification through the app when a special offer becomes available.

  • Find a cheap flight from Sydney (Kingsford Smith) Airport to Belfast with the help of our filters. Select your ideal departure time, duration and airlines, then sort the results by 'Cheapest' for the best deals.

Airports in Belfast

Belfast International Airport (BFS)

  • Belfast International Airport (BFS) to central Belfast takes about 30 minutes by car. The centre is roughly 32 kilometres away.

  • Getting there on public transport typically takes 2 hours.

  • The last thing you need is a long journey to your hotel if you're landing late on a flight from Sydney (Kingsford Smith) Airport to Belfast. Reserve one of these accommodation options near BFS instead:

  • Pick up a Belfast International Airport rental car and discover Belfast and beyond with your own set of wheels. Budget, Drivalia and Dollar are top providers you can book with here.

  • To get the best deal, book your ride from Belfast International Airport about three weeks in advance of your flight from SYD to Belfast.

George Best Belfast City Airport (BHD)

  • Central Belfast is located around 8 kilometres from George Best Belfast City Airport (BHD). After your flight from Sydney (Kingsford Smith) Airport to Belfast has landed and you've made your way out of the airport, expect a drive of around 10 minutes.

  • You can expect the journey to take roughly 20 minutes on public transport.

  • Hang the 'Do not disturb' sign on your door and unwind at a hotel close to BHD. Here are a few options where you can take a load off after your SYD to Belfast flight:

  • No need to worry about public transport schedules or waiting forever for a cab. Pick up a George Best Belfast City Airport rental car and go in any direction that inspires you. Check out the availability and rates from Budget, Sixt and Alamo.

  • Get the pick of the lot. Booking your ride from BHD two weeks in advance often means lower prices and a greater range of vehicles.

Best time to go to Belfast

  • Before you book your flights from Sydney (Kingsford Smith) Airport to Belfast, consider which time of year works best for you. Peak season in Belfast offers a bustling atmosphere and plenty to do, while low season means you'll get cheaper hotel deals and smaller crowds.

  • The warmest month in Belfast is July, with temperatures ranging between 10ºC and 19ºC. Lock in your Sydney (Kingsford Smith) Airport to Belfast plane ticket then if you enjoy this type of weather.

  • Search for cheap tickets from SYD to Belfast in January if you'd rather travel when it's cooler. Temperatures are at their lowest then, ranging between 1ºC and 8ºC on average.

More about Belfast

  • When it comes to searching for somewhere to lay your head, you'll find the best places to stay in Belfast right here. Explore these options once you've booked your flight from Sydney (Kingsford Smith) Airport to Belfast:

  • Every great holiday has to include some sightseeing. Crumlin Road Gaol Visitor Attraction and Conference Centre, Titanic Belfast and Botanic Gardens are must-visits when exploring Belfast.

Explore more of United Kingdom

  • You've seen Belfast, now it's time to explore other corners of United Kingdom. Journey around 354 kilometres south-east to Birmingham to tick off its leading attractions. From Cadbury World to The Library of Birmingham and National Sea Life Centre, you'll have a full itinerary ahead.

  • Bristol is another must-experience destination in United Kingdom and is around 418 kilometres south-east of Belfast. No trip is complete without seeing Clifton Suspension Bridge, Cabot Tower and Brandon Hill Nature Park.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.