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

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

Frequently asked questions

How much does a flight from Kingsford Smith Intl. Airport (SYD) to Belfast Intl. Airport (BFS) cost?
Get a cheap one-way flight or cheap return flight from Kingsford Smith Intl. Airport (SYD) to Belfast Intl. Airport (BFS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Kingsford Smith Intl. Airport (SYD) to Belfast Intl. Airport (BFS)?
The cheapest month to fly from SYD to BFS is , when there's less demand. Off-peak season is often when you'll find lower airfares between these airports.
What is the cheapest airline that flies from Kingsford Smith Intl. Airport (SYD) to Belfast Intl. Airport (BFS)?
Use the filters on Expedia to compare airlines and find the most affordable carrier that'll fly you from SYD to BFS. Then, sort your results by "Price (lowest to highest)" to snap up a good deal.
How many flights per day from Kingsford Smith Intl. Airport (SYD) to Belfast Intl. Airport (BFS)?
You'll have to book a flight with a layover when traveling from Kingsford Smith Intl. Airport (SYD) to Belfast Intl. Airport (BFS). There are no daily direct flights on this route. However, simply filter your search to include one or more stops to discover an option that works for you.
What day of the week has the most flights from SYD to BFS?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can vary depending on various factors, including the time of year and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Kingsford Smith Intl. Airport (SYD) to Belfast Intl. Airport (BFS)?
To land at Belfast Intl. Airport (BFS) on schedule, book a flight that leaves from Kingsford Smith Intl. Airport (SYD) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Kingsford Smith Intl. Airport (SYD) to Belfast Intl. Airport (BFS) last-minute?
Booking your ticket from SYD to BFS just before your journey is generally more expensive. But if there's some wiggle room with your itinerary, you could grab a cheap last-minute fare.
Is it cheaper to book a SYD to BFS flight and hotel package?
Compared with arranging flights and hotels separately, booking a SYD to BFS flight and hotel package with Expedia could result in significant savings. Better still, having it all in one place will take the hassle out of planning your trip. Simply pick your flights and choose from our wide range of stays, then customize your trip with other add-ons like activities, tours and car rentals.
Can I cancel or change the date of my flight from Kingsford Smith Intl. Airport (SYD) to Belfast Intl. Airport (BFS)?
If you reserved your SYD to BFS flight in the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the fare type you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for more information.

Travel information

Travel information

Origin airport
Kingsford Smith Intl.
Destination airport
Belfast Intl.
Distance
10636 mi

Book with confidence

Book with confidence

Sydney to Belfast Flights

The cheapest times to fly from Sydney to Belfast

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Sydney to Belfast are during the month of . You can find some of the cheapest flights from Sydney to Belfast with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Sydney to Belfast

Sunday is one of the best days to book for cheap flights from Sydney to Belfast: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Sydney to Belfast

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Sydney to Belfast in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Sydney to Belfast flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Sydney to Belfast airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Sydney to Belfast Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.