£568 Cheap Flights from Sofia (SOF) to Sydney (SYD)

View £568 flight on Mon, 1 Dec 2025Opens in a new window

Popular airlines from Sofia Airport (SOF) to Sydney Airport (SYD)

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 25% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Sofia (SOF) to Sydney (SYD)

Prices were available within the past 7 days and start at £568 for one-way flights and £919 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Lufthansa
Fri, 1 May - Sat, 23 May
SOF
Sofia
SYD
Sydney
£919 Return, found 15 hours ago
£919
Return
found 15 hours ago
Select Lufthansa flight, departing Fri, 1 May from Sofia to Sydney, returning Sat, 23 May, priced at £919 found 15 hours ago
Lufthansa
Fri, 1 May - Sat, 23 May
SOF
Sofia
SYD
Sydney
£945 Return, found 15 hours ago
£945
Return
found 15 hours ago
Select Lufthansa flight, departing Fri, 1 May from Sofia to Sydney, returning Sat, 23 May, priced at £945 found 15 hours ago
British Airways
Sun, 9 Nov - Mon, 17 Nov
SOF
Sofia
SYD
Sydney
£959 Return, found 3 days ago
£959
Return
found 3 days ago
Select British Airways flight, departing Sun, 9 Nov from Sofia to Sydney, returning Mon, 17 Nov, priced at £959 found 3 days ago
Lufthansa
Fri, 1 May - Sat, 23 May
SOF
Sofia
SYD
Sydney
£984 Return, found 15 hours ago
£984
Return
found 15 hours ago
Select Lufthansa flight, departing Fri, 1 May from Sofia to Sydney, returning Sat, 23 May, priced at £984 found 15 hours ago
Lufthansa
Fri, 1 May - Sat, 23 May
SOF
Sofia
SYD
Sydney
£1,001 Return, found 15 hours ago
£1,001
Return
found 15 hours ago
Select Lufthansa flight, departing Fri, 1 May from Sofia to Sydney, returning Sat, 23 May, priced at £1,001 found 15 hours ago
Lufthansa
Fri, 1 May - Sat, 23 May
SOF
Sofia
SYD
Sydney
£1,003 Return, found 15 hours ago
£1,003
Return
found 15 hours ago
Select Lufthansa flight, departing Fri, 1 May from Sofia to Sydney, returning Sat, 23 May, priced at £1,003 found 15 hours ago
Lufthansa
Fri, 1 May - Sat, 23 May
SOF
Sofia
SYD
Sydney
£1,006 Return, found 16 hours ago
£1,006
Return
found 16 hours ago
Select Lufthansa flight, departing Fri, 1 May from Sofia to Sydney, returning Sat, 23 May, priced at £1,006 found 16 hours ago
KLM
Sun, 9 Nov - Mon, 17 Nov
SOF
Sofia
SYD
Sydney
£1,022 Return, found 3 days ago
£1,022
Return
found 3 days ago
Select KLM flight, departing Sun, 9 Nov from Sofia to Sydney, returning Mon, 17 Nov, priced at £1,022 found 3 days ago
Air France
Sun, 9 Nov - Mon, 17 Nov
SOF
Sofia
SYD
Sydney
£1,022 Return, found 3 days ago
£1,022
Return
found 3 days ago
Select Air France flight, departing Sun, 9 Nov from Sofia to Sydney, returning Mon, 17 Nov, priced at £1,022 found 3 days ago
Austrian Airlines
Fri, 1 May - Sat, 23 May
SOF
Sofia
SYD
Sydney
£1,073 Return, found 15 hours ago
£1,073
Return
found 15 hours ago
Select Austrian Airlines flight, departing Fri, 1 May from Sofia to Sydney, returning Sat, 23 May, priced at £1,073 found 15 hours ago
Flight from Sofia to Sydney route information
Origin airport
Sofia
Destination airport
Kingsford Smith Intl.
Airlines serving
British Airways, Etihad Airways, Singapore Airlines
Return price
£919
Distance
15339 km

Compare flights from Sofia to Sydney easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Sofia to Sydney. Operating between them flights per day, 20 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 Sofia 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 Sofia (SOF) to Kingsford Smith Intl. (SYD)

The easiest way to view the best deals on flights from Sofia 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 Sofia to Kingsford Smith Intl. start at just £919 and range up to £1,073.  

To find an even better deal, try  

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

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

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Sofia 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.  

Frequently asked questions

How much is a flight from Sofia Airport (SOF) to Kingsford Smith Intl. Airport (SYD)?
The lowest price advertised for a round-trip journey between Sofia Intl. Airport and Mascot Airport is £919. But you better act quick. This figure is based on fares quoted 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 SOF to Kingsford Smith Intl. Airport (SYD)?
The majority of flights can be conveniently cancelled online, but whether you are charged a fee differs between airlines. If you do have to cancel your escape, follow the easy instructions in the Customer Service Portal.
How do I find cheap flights from Sofia Intl. Airport to Mascot Airport 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 SOF to Mascot Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Sofia Airport (SOF) to Kingsford Smith Intl. Airport (SYD)?
With around 15,400 kilometres separating Sofia Airport (SOF) and SYD, your flight will be a long one. Pack wisely to make your time in the air comfortable. Little things like warm clothing and some noise-cancelling headphones can make all the difference.
Which airlines fly direct from Sofia Airport (SOF) to SYD?
Direct flights aren't available, so you'll have to make at least one stop between Sofia Airport (SOF) and SYD. Use the layover time to stretch your legs and take a break.
Are Sofia Intl. Airport to SYD flight tickets cheaper when they're purchased at the last minute?
Flight tickets from Sofia Airport (SOF) to Mascot Airport are available up to 12 months before departure on Expedia. And although you may nab a great last-minute deal, it's not something you should count on. Also, booking your flights ahead of time means you'll have more choices — and you can avoid getting caught in the dreaded middle seat! We're constantly updating our fares to bring you the best bargains, so keep checking in for all the latest specials.

Explore a world of travel with Expedia

*Available to Expedia members.