$690 Cheap Flights from Oslo (OSL) to Sydney (SYD)

View $690 flight on Thu, Nov 13, 2025Opens in a new window

Popular airlines from Gardermoen Airport (OSL) to Sydney Airport (SYD)

Cheap Flights from Oslo to Sydney (OSL-SYD)

Prices were available within the past 7 days and start at $690 for one-way flights and $1,259 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

China Eastern Airlines
Wed, Nov 5 - Wed, Nov 12
OSL
Oslo
SYD
Sydney
$1,259 Roundtrip, found 11 hours ago
$1,259
Roundtrip
found 11 hours ago
Select China Eastern Airlines flight, departing Wed, Nov 5 from Oslo to Sydney, returning Wed, Nov 12, priced at $1,259 found 11 hours ago
British Airways
Thu, Nov 13 - Thu, Nov 20
OSL
Oslo
SYD
Sydney
$1,306 Roundtrip, found 3 days ago
$1,306
Roundtrip
found 3 days ago
Select British Airways flight, departing Thu, Nov 13 from Oslo to Sydney, returning Thu, Nov 20, priced at $1,306 found 3 days ago
Etihad Airways
Mon, Nov 10 - Mon, Nov 24
OSL
Oslo
SYD
Sydney
$1,327 Roundtrip, found 4 days ago
$1,327
Roundtrip
found 4 days ago
Select Etihad Airways flight, departing Mon, Nov 10 from Oslo to Sydney, returning Mon, Nov 24, priced at $1,327 found 4 days ago
Turkish Airlines
Sun, Nov 2 - Tue, Nov 11
OSL
Oslo
SYD
Sydney
$1,428 Roundtrip, found 11 hours ago
$1,428
Roundtrip
found 11 hours ago
Select Turkish Airlines flight, departing Sun, Nov 2 from Oslo to Sydney, returning Tue, Nov 11, priced at $1,428 found 11 hours ago
Qatar Airways
Thu, Nov 13 - Thu, Nov 20
OSL
Oslo
SYD
Sydney
$1,467 Roundtrip, found 3 days ago
$1,467
Roundtrip
found 3 days ago
Select Qatar Airways flight, departing Thu, Nov 13 from Oslo to Sydney, returning Thu, Nov 20, priced at $1,467 found 3 days ago
Thai Airways International
Sun, Nov 16 - Sun, Nov 23
OSL
Oslo
SYD
Sydney
$1,527 Roundtrip, found 8 hours ago
$1,527
Roundtrip
found 8 hours ago
Select Thai Airways International flight, departing Sun, Nov 16 from Oslo to Sydney, returning Sun, Nov 23, priced at $1,527 found 8 hours ago
Singapore Airlines
Tue, Feb 17 - Fri, Mar 20
OSL
Oslo
SYD
Sydney
$1,637 Roundtrip, found 4 days ago
$1,637
Roundtrip
found 4 days ago
Select Singapore Airlines flight, departing Tue, Feb 17 from Oslo to Sydney, returning Fri, Mar 20, priced at $1,637 found 4 days ago
Vietnam Airlines
Wed, Nov 12 - Mon, Dec 1
OSL
Oslo
SYD
Sydney
$1,665 Roundtrip, found 1 day ago
$1,665
Roundtrip
found 1 day ago
Select Vietnam Airlines flight, departing Wed, Nov 12 from Oslo to Sydney, returning Mon, Dec 1, priced at $1,665 found 1 day ago
Finnair
Thu, Nov 13 - Thu, Nov 20
OSL
Oslo
SYD
Sydney
$1,717 Roundtrip, found 3 days ago
$1,717
Roundtrip
found 3 days ago
Select Finnair flight, departing Thu, Nov 13 from Oslo to Sydney, returning Thu, Nov 20, priced at $1,717 found 3 days ago
Qantas Airways
Sun, Nov 16 - Sun, Nov 23
OSL
Oslo
SYD
Sydney
$2,012 Roundtrip, found 8 hours ago
$2,012
Roundtrip
found 8 hours ago
Select Qantas Airways flight, departing Sun, Nov 16 from Oslo to Sydney, returning Sun, Nov 23, priced at $2,012 found 8 hours 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 $1,315
SYD
Kingsford Smith Intl.
Cheapest
Average driving time to city center16 min
Flights from $1,315

Frequently asked questions

How much does a flight from Gardermoen Airport (OSL) to Kingsford Smith Intl. Airport (SYD) cost?
Snag a cheap one-way flight from $690 or cheap return flight from $1,259 from Gardermoen Airport (OSL) 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 Gardermoen Airport (OSL) to Kingsford Smith Intl. Airport (SYD)?
The cheapest month to fly from OSL to SYD is November, when demand is low. Off-peak season is usually when you'll find cheap fares for travel between these airports.
What is the cheapest airline that flies from Gardermoen Airport (OSL) to Kingsford Smith Intl. Airport (SYD)?
Use the filters on Expedia to compare different airlines and find the most affordable carrier that'll fly you from OSL to SYD. Then, sort your results by "Price (lowest to highest)" to snag a good deal.
How many flights per day from Gardermoen Airport (OSL) to Kingsford Smith Intl. Airport (SYD)?
Direct flights from Gardermoen Airport (OSL) to Kingsford Smith Intl. Airport (SYD) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filters. Enter your dates and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from OSL to SYD?
You'll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Gardermoen Airport (OSL) to Kingsford Smith Intl. Airport (SYD)?
Choose a flight from Gardermoen Airport (OSL) to Kingsford Smith Intl. Airport (SYD) that takes off before 3 PM to reduce the risk of cancellations. Later departures are on average 22% more likely to be canceled.**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 Gardermoen Airport (OSL) to Kingsford Smith Intl. Airport (SYD) last-minute?
Waiting until just before your departure to book a flight from OSL to SYD generally means paying more. While it's possible to find some last-minute deals, they're not always guaranteed. Keep your travel plans flexible to boost your chances of landing a bargain.
Is it cheaper to book an OSL to SYD flight and hotel package?
You'll generally save money by securing an OSL to SYD flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one convenient place. After selecting your preferred accommodations and flights, consider adding extras including tours, car rentals and activities.
Can I cancel or change the date of my flight from Gardermoen Airport (OSL) to Kingsford Smith Intl. Airport (SYD)?
If you booked your OSL to SYD flight within the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the type of fare you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for more details.

Travel information

Origin airport
Gardermoen
Destination airport
Kingsford Smith Intl.
Airlines serving
Air France, British Airways, Cathay Pacific, China Eastern Airlines, Emirates, Etihad Airways, Finnair, KLM, Lufthansa, Qantas Airways, Qatar Airways, Singapore Airlines, Thai Airways International, Turkish Airlines, United, Vietnam Airlines
Roundtrip price
$1,258
Distance
9893 mi

Book with confidence

Oslo to Sydney Flights

The cheapest times to fly from Oslo 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 Oslo to Sydney are during the month of November. You can find some of the cheapest flights from Oslo to Sydney with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Oslo to Sydney

Sunday is one of the best days to book for cheap flights from Oslo 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 Oslo 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 Oslo to Sydney in 2025. You can also book with separate airlines for your outbound and return journeys, from $690 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 Oslo 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 Oslo 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.

 

Oslo to Sydney Flights

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*Available to One Key members.