Cheap Flights from Belfast (BFS) to Sydney (SYD)

Popular airlines from Belfast International Airport (BFS) to Sydney Airport (SYD)

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Frequently asked questions

How much is a flight from Belfast Intl. Airport (BFS) to Mascot Airport?
The lowest price advertised for a round-trip flight between Belfast Intl. Airport (BFS) and Sydney Airport is . But you better act soon. This figure is based on fares available within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from BFS to Sydney Airport?
Every airline has its own set of terms and conditions. If you decide to cancel your escape, visit our Customer Service Portal.
How do I find cheap flights from Belfast International Airport to SYD that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Belfast International Airport to Kingsford Smith Intl. Airport (SYD) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from BFS to SYD?
The distance is around 17,100 kilometres, so fill your carry-on bag with all you need to make your journey comfortable. Wondering what to take on board your Crumlin to Sydney flight? A sleep mask, earplugs and a travel pillow are a few essentials.
Which airlines fly direct from BFS to Kingsford Smith Intl. Airport (SYD)?
Direct flights aren't available, so you'll have to make at least one stop between Belfast International Airport and SYD. Make the most of the layover time to stretch your legs and take a break.
Are Belfast Intl. Airport (BFS) to SYD flight tickets cheaper when they're purchased at the last minute?
Flight prices are always on the move, so there are no guarantees. While last-minute flight deals between Belfast International Airport and Sydney Airport are possible, it also makes sense to keep track of prices well before you fly. In fact, some airlines advertise their prices up to 12 months prior to the departure date. Expedia is continuously updating the biggest airfare bargains around, so keep checking back and be ready to grab your seat when fare prices drop.

Frequently asked questions

How much does a flight from Belfast (BFS-Belfast Intl.) to Sydney, NSW (SYD-Kingsford Smith Intl.) cost?
One-way flights typically cost between £933 and £4,915 and return flights often range between £933 and £4,915. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Anaa (AAA) to Toronto, ON (YYZ-Pearson Intl.) ticket fares go up or down.
Which airlines fly direct from Belfast (BFS-Belfast Intl.) to Sydney, NSW (SYD-Kingsford Smith Intl.)?
Enter BFS to SYD and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Belfast (BFS-Belfast Intl.) to Sydney, NSW (SYD-Kingsford Smith Intl.)?
To find a cheap flight from Belfast (BFS-Belfast Intl.) to Sydney, NSW (SYD-Kingsford Smith Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Belfast (BFS-Belfast Intl.) to Sydney, NSW (SYD-Kingsford Smith Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Belfast (BFS-Belfast Intl.) to Sydney, NSW (SYD-Kingsford Smith Intl.)?
The earliest flight from Belfast (BFS-Belfast Intl.) to Sydney, NSW (SYD-Kingsford Smith Intl.) typically departs at approximately 6:30 AM local time, operated by BA. This is a seasonal service active in April. An early departure like this can help you maximise your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Belfast (BFS-Belfast Intl.) to Sydney, NSW (SYD-Kingsford Smith Intl.)?
You'll typically find the most flights from Belfast (BFS-Belfast Intl.) to Sydney, NSW (SYD-Kingsford Smith Intl.) on a Tuesday, with around 29 flights available. This gives you a good selection of options for your journey. Major airlines on this route include Aer Lingus, British Airways, and KLM.
What are the most popular departure times for flights from Belfast (BFS-Belfast Intl.) to Sydney, NSW (SYD-Kingsford Smith Intl.)?
The most popular departure times for flights from Belfast (BFS-Belfast Intl.) to Sydney, NSW (SYD-Kingsford Smith Intl.) are in the evening, from 6pm to 9pm. Approximately 34% of passengers prefer this time window. Many major carriers, including British Airways and Air India, offer flights during this window. These times work well because you can finish your day before heading to the airport, and you'll typically arrive at your destination in the morning, ready to start your day.
Can you fly business or first class from Belfast (BFS-Belfast Intl.) to Sydney, NSW (SYD-Kingsford Smith Intl.)?
Select the "Business class" and "First class" filters when looking for BFS to SYD flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Belfast (BFS-Belfast Intl.) to Sydney, NSW (SYD-Kingsford Smith Intl.) flight with Expedia?
It's easy to earn miles on a Belfast (BFS-Belfast Intl.) to Sydney, NSW (SYD-Kingsford Smith Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia. *Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Sydney from Belfast Intl. (BFS)?
From Belfast Intl. (BFS), you can fly directly into Kingsford Smith Intl. (SYD) to reach Sydney. Some flights may connect through major hubs like Heathrow (LHR), MAN (MAN), BHX (BHX) before reaching Sydney. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Belfast (BFS-Belfast Intl.) to Sydney, NSW (SYD-Kingsford Smith Intl.) at the last minute?
Typically, booking a last minute flight from Belfast (BFS-Belfast Intl.) to Sydney, NSW (SYD-Kingsford Smith Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Belfast (BFS-Belfast Intl.) to Sydney, NSW (SYD-Kingsford Smith Intl.) flight and hotel package?
Securing a Belfast (BFS-Belfast Intl.) to Sydney, NSW (SYD-Kingsford Smith Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Belfast (BFS-Belfast Intl.) to Sydney, NSW (SYD-Kingsford Smith Intl.)?
If you booked your Belfast (BFS-Belfast Intl.) to Sydney, NSW (SYD-Kingsford Smith Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Belfast Intl.
Destination airport
Kingsford Smith Intl.
Distance
17018 km

Book with confidence

Compare flights from Belfast to Sydney easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Belfast to Sydney. Operating between them flights per day, airlines cover the route. And fly direct, getting you to Kingsford Smith Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Belfast Intl. to Kingsford Smith Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Belfast Intl. (BFS) to Kingsford Smith Intl. (SYD)

The easiest way to view the best deals on flights from Belfast to Sydney today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Belfast Intl. to Kingsford Smith Intl. start at just and range up to .  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Belfast and Sydney
  • booking your flight during , the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Belfast to Sydney flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Belfast Intl. to Kingsford Smith Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Belfast to Sydney easily and book with confidence

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