$560 Cheap Flights from Sofia (SOF) to Sydney (SYD)

View $560 flight on Sun, Nov 30, 2025Opens in a new window

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

Cheap Flights from Sofia to Sydney (SOF-SYD)

Prices were available within the past 7 days and start at $560 for one-way flights and $1,210 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

flydubai
Fri, Aug 28 - Sat, Sep 12
SOF
Sofia
SYD
Sydney
$1,210 Roundtrip, found 4 days ago
$1,210
Roundtrip
found 4 days ago
Select flydubai flight, departing Fri, Aug 28 from Sofia to Sydney, returning Sat, Sep 12, priced at $1,210 found 4 days ago
Lufthansa
Fri, Aug 28 - Sat, Sep 12
SOF
Sofia
SYD
Sydney
$1,256 Roundtrip, found 4 days ago
$1,256
Roundtrip
found 4 days ago
Select Lufthansa flight, departing Fri, Aug 28 from Sofia to Sydney, returning Sat, Sep 12, priced at $1,256 found 4 days ago
Lufthansa
Fri, Aug 28 - Sat, Sep 12
SOF
Sofia
SYD
Sydney
$1,296 Roundtrip, found 4 days ago
$1,296
Roundtrip
found 4 days ago
Select Lufthansa flight, departing Fri, Aug 28 from Sofia to Sydney, returning Sat, Sep 12, priced at $1,296 found 4 days ago
Lufthansa
Fri, Aug 28 - Sat, Sep 12
SOF
Sofia
SYD
Sydney
$1,303 Roundtrip, found 4 days ago
$1,303
Roundtrip
found 4 days ago
Select Lufthansa flight, departing Fri, Aug 28 from Sofia to Sydney, returning Sat, Sep 12, priced at $1,303 found 4 days ago
Lufthansa
Fri, Aug 28 - Sat, Sep 12
SOF
Sofia
SYD
Sydney
$1,306 Roundtrip, found 4 days ago
$1,306
Roundtrip
found 4 days ago
Select Lufthansa flight, departing Fri, Aug 28 from Sofia to Sydney, returning Sat, Sep 12, priced at $1,306 found 4 days ago
British Airways
Sat, Nov 22 - Tue, Nov 25
SOF
Sofia
SYD
Sydney
$1,317 Roundtrip, found 4 days ago
$1,317
Roundtrip
found 4 days ago
Select British Airways flight, departing Sat, Nov 22 from Sofia to Sydney, returning Tue, Nov 25, priced at $1,317 found 4 days ago
Lufthansa
Sun, May 3 - Fri, May 22
SOF
Sofia
SYD
Sydney
$1,326 Roundtrip, found 5 days ago
$1,326
Roundtrip
found 5 days ago
Select Lufthansa flight, departing Sun, May 3 from Sofia to Sydney, returning Fri, May 22, priced at $1,326 found 5 days ago
British Airways
Fri, Aug 28 - Sat, Sep 12
SOF
Sofia
SYD
Sydney
$1,329 Roundtrip, found 4 days ago
$1,329
Roundtrip
found 4 days ago
Select British Airways flight, departing Fri, Aug 28 from Sofia to Sydney, returning Sat, Sep 12, priced at $1,329 found 4 days ago
KLM
Sun, Nov 16 - Mon, Nov 24
SOF
Sofia
SYD
Sydney
$1,394 Roundtrip, found 4 days ago
$1,394
Roundtrip
found 4 days ago
Select KLM flight, departing Sun, Nov 16 from Sofia to Sydney, returning Mon, Nov 24, priced at $1,394 found 4 days ago
Air France
Sat, Nov 8 - Tue, Nov 25
SOF
Sofia
SYD
Sydney
$1,395 Roundtrip, found 4 days ago
$1,395
Roundtrip
found 4 days ago
Select Air France flight, departing Sat, Nov 8 from Sofia to Sydney, returning Tue, Nov 25, priced at $1,395 found 4 days ago

Alternative airports near Sydney

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Kingsford Smith Intl. SYD. Cheapest option available. Average driving time to city center is 16 minutes. Flights from $1,395
SYD
Kingsford Smith Intl.
Cheapest
Average driving time to city center16 min
Flights from $1,395

Frequently asked questions

How much does a flight from Sofia Airport (SOF) to Kingsford Smith Intl. Airport (SYD) cost?
Snag a cheap one-way flight from $560 or cheap return flight from $1,210 from Sofia Airport (SOF) to Kingsford Smith Intl. Airport (SYD) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Sofia Airport (SOF) to Kingsford Smith Intl. Airport (SYD)?
The cheapest month to fly from SOF to SYD is August, when demand is low. Off-peak season is generally when better flight deals are available between these airports.
What is the cheapest airline that flies from Sofia Airport (SOF) to Kingsford Smith Intl. Airport (SYD)?
Expedia's filter tool lets you easily compare airlines, flight times and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest SOF to SYD flight.
How many flights per day from Sofia Airport (SOF) to Kingsford Smith Intl. Airport (SYD)?
There are no daily nonstop flights from Sofia Airport (SOF) to Kingsford Smith Intl. Airport (SYD). But you can book flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be cruising above the clouds in no time at all.
What day of the week has the most flights from SOF to SYD?
Usually you'll find the greatest selection of flight options on a Friday. Tuesdays tend to be the quietest.* However, this can vary depending on the airline, time of year and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Sofia Airport (SOF) to Kingsford Smith Intl. Airport (SYD)?
Opt for a flight from Sofia Airport (SOF) to Kingsford Smith Intl. Airport (SYD) that leaves before 3 PM to reduce the risk of cancellations. Departures after this time have a 22% higher chance of being canceled, on average.**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 Sofia Airport (SOF) to Kingsford Smith Intl. Airport (SYD) last-minute?
Waiting until just before your departure to book a flight from SOF to SYD often results in higher prices. While it's possible to find some last-minute offers, they aren't always guaranteed. Allow some flexibility in your schedule to boost your chances of snagging a bargain.
Is it cheaper to book a SOF to SYD flight and hotel package?
Opting for a SOF to SYD flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels all in one place. Choose from our extensive range of accommodations and then add car rentals, activities and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Sofia Airport (SOF) to Kingsford Smith Intl. Airport (SYD)?
Typically, you're able to reschedule or cancel your SOF to SYD flight. However, additional charges may apply, especially if you booked over 24 hours ago. Double-check your itinerary for the airline's fees and policies on flight changes, or if you need more information, head to our Customer Service portal.

Travel information

Origin airport
Sofia
Destination airport
Kingsford Smith Intl.
Airlines serving
Air Serbia, British Airways, Etihad Airways, Lufthansa, Qatar Airways, Singapore Airlines, Turkish Airlines
Roundtrip price
$1,210
Distance
9587 mi

Book with confidence

Sofia to Sydney Flights

The cheapest times to fly from Sofia to Sydney

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 Sofia to Sydney are during the month of August. You can find some of the cheapest flights from Sofia to Sydney with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Sofia to Sydney

Sunday is one of the best days to book for cheap flights from Sofia to Sydney: 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 Sofia to Sydney

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 Sofia to Sydney in 2025. You can also book with separate airlines for your outbound and return journeys, from $560 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 Sofia to Sydney 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 Sofia to Sydney 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.

 

Sofia to Sydney Flights

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*Available to One Key members.