$498 Cheap Flights from Colombo (CMB) to Sydney (SYD)

View $498 flight on Thu, Dec 25, 2025Opens in a new window

Popular airlines from Bandaranaike Intl. Airport (CMB) to Sydney Airport (SYD)

Cheap Flights from Colombo to Sydney (CMB-SYD)

Prices were available within the past 7 days and start at $498 for one-way flights and $764 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Qantas Airways
Tue, Nov 4 - Fri, Nov 7
CMB
Colombo
SYD
Sydney
$764 Roundtrip, found 5 days ago
$764
Roundtrip
found 5 days ago
Select Qantas Airways flight, departing Tue, Nov 4 from Colombo to Sydney, returning Fri, Nov 7, priced at $764 found 5 days ago
China Eastern Airlines
Thu, Nov 13 - Thu, Nov 20
CMB
Colombo
SYD
Sydney
$767 Roundtrip, found 1 hour ago
$767
Roundtrip
found 1 hour ago
Select China Eastern Airlines flight, departing Thu, Nov 13 from Colombo to Sydney, returning Thu, Nov 20, priced at $767 found 1 hour ago
China Eastern Airlines
Mon, Nov 10 - Mon, Nov 17
CMB
Colombo
SYD
Sydney
$782 Roundtrip, found 2 hours ago
$782
Roundtrip
found 2 hours ago
Select China Eastern Airlines flight, departing Mon, Nov 10 from Colombo to Sydney, returning Mon, Nov 17, priced at $782 found 2 hours ago
China Eastern Airlines
Sat, Nov 15 - Sat, Nov 22
CMB
Colombo
SYD
Sydney
$791 Roundtrip, just found
$791
Roundtrip
just found
Select China Eastern Airlines flight, departing Sat, Nov 15 from Colombo to Sydney, returning Sat, Nov 22, priced at $791 just found
Singapore Airlines
Sun, Mar 8 - Fri, Mar 13
CMB
Colombo
SYD
Sydney
$797 Roundtrip, found 5 days ago
$797
Roundtrip
found 5 days ago
Select Singapore Airlines flight, departing Sun, Mar 8 from Colombo to Sydney, returning Fri, Mar 13, priced at $797 found 5 days ago
China Eastern Airlines
Fri, Oct 31 - Thu, Nov 20
CMB
Colombo
SYD
Sydney
$797 Roundtrip, found 6 hours ago
$797
Roundtrip
found 6 hours ago
Select China Eastern Airlines flight, departing Fri, Oct 31 from Colombo to Sydney, returning Thu, Nov 20, priced at $797 found 6 hours ago
Qantas Airways
Thu, Nov 6 - Thu, Nov 13
CMB
Colombo
SYD
Sydney
$799 Roundtrip, found 2 hours ago
$799
Roundtrip
found 2 hours ago
Select Qantas Airways flight, departing Thu, Nov 6 from Colombo to Sydney, returning Thu, Nov 13, priced at $799 found 2 hours ago
Singapore Airlines
Tue, Aug 4 - Sat, Aug 22
CMB
Colombo
SYD
Sydney
$801 Roundtrip, found 1 day ago
$801
Roundtrip
found 1 day ago
Select Singapore Airlines flight, departing Tue, Aug 4 from Colombo to Sydney, returning Sat, Aug 22, priced at $801 found 1 day ago
Air India
Tue, Nov 18 - Mon, Nov 24
CMB
Colombo
SYD
Sydney
$871 Roundtrip, found 2 days ago
$871
Roundtrip
found 2 days ago
Select Air India flight, departing Tue, Nov 18 from Colombo to Sydney, returning Mon, Nov 24, priced at $871 found 2 days ago
Cathay Pacific
Thu, Nov 20 - Thu, Nov 27
CMB
Colombo
SYD
Sydney
$947 Roundtrip, found 23 hours ago
$947
Roundtrip
found 23 hours ago
Select Cathay Pacific flight, departing Thu, Nov 20 from Colombo to Sydney, returning Thu, Nov 27, priced at $947 found 23 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 $899
SYD
Kingsford Smith Intl.
Cheapest
Average driving time to city center16 min
Flights from $899

Frequently asked questions

How much does a flight from Bandaranaike Intl. Airport (CMB) to Kingsford Smith Intl. Airport (SYD) cost?
Snag a cheap one-way flight from $498 or cheap return flight from $764 from Bandaranaike Intl. Airport (CMB) 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 Bandaranaike Intl. Airport (CMB) to Kingsford Smith Intl. Airport (SYD)?
November is the least expensive month to fly from CMB to SYD. Avoiding peak travel times is often the key to finding better fares.
Which airlines fly direct from Bandaranaike Intl. Airport (CMB) to Kingsford Smith Intl. Airport (SYD)?
You can fly directly from Bandaranaike Intl. Airport (CMB) to Kingsford Smith Intl. Airport (SYD) on a SriLankan Airlines flight.
What is the cheapest airline that flies from Bandaranaike Intl. Airport (CMB) 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 see which carrier offers the cheapest CMB to SYD flight.
How many flights per day from Bandaranaike Intl. Airport (CMB) to Kingsford Smith Intl. Airport (SYD)?
On average, Bandaranaike Intl. Airport (CMB) offers 4 nonstop flights to Kingsford Smith Intl. Airport (SYD) each week. For more options, take advantage of Expedia's filters to discover flights with a layover. Squeeze in a visit to another location or simply break up your trip.
What are the most popular departure times for flights from Bandaranaike Intl. Airport (CMB) to Kingsford Smith Intl. Airport (SYD)?
The 12 AM departures from CMB to SYD are the top choice for many travelers. They can also be more expensive. If you want to save on your trip, choose a less crowded time to fly.
What day of the week has the most flights from CMB to SYD?
Travel on a Friday if you're looking for the best choice of flights from Bandaranaike Intl. Airport (CMB) to Kingsford Smith Intl. Airport (SYD).
What is the earliest flight from Bandaranaike Intl. Airport (CMB) to Kingsford Smith Intl. Airport (SYD)?
Catch the earliest flight at around 12:10AM UTC+5, heading out of Bandaranaike Intl. Airport (CMB). You'll be flying for about 10h 15m, touching down at Kingsford Smith Intl. Airport (SYD) at approximately 3:55PM UTC+11.
How long does it take to fly from Bandaranaike Intl. Airport (CMB) to Kingsford Smith Intl. Airport (SYD)?
It takes around 10 hours and 15 minutes to travel the 5,400 mi from CMB to SYD.
What is the best time to fly from Bandaranaike Intl. Airport (CMB) to Kingsford Smith Intl. Airport (SYD)?
To avoid potential delays on the Bandaranaike Intl. Airport (CMB) to Kingsford Smith Intl. Airport (SYD) route, aim to travel before 3 PM. Departures after this hour have a 22% higher chance of cancellation.**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.
What airports do you fly into for Sydney from Bandaranaike Intl. Airport (CMB)?
If you're flying on a direct flight from Bandaranaike Intl. Airport (CMB) to Sydney, Kingsford Smith Intl. Airport (SYD) is the only airport you can land at.
Is it cheaper to buy a plane ticket from Bandaranaike Intl. Airport (CMB) to Kingsford Smith Intl. Airport (SYD) last-minute?
Last-minute bookings from CMB to SYD are generally more expensive. For the lowest rates, start looking for flights ahead of time. That said, if you can play around with your travel dates, you may land a cheap fare right before your journey.
Is it cheaper to book a CMB to SYD flight and hotel package?
Booking a CMB to SYD flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip all in one place. Pick from our extensive range of accommodations and then add activities, flights 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 Bandaranaike Intl. Airport (CMB) to Kingsford Smith Intl. Airport (SYD)?
If you booked your CMB to SYD flight within the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the type of fare you have, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for more details.

Travel information

Origin airport
Bandaranaike Intl.
Destination airport
Kingsford Smith Intl.
Airlines serving
Air India, Cathay Pacific, China Eastern Airlines, Emirates, Etihad Airways, Malaysia Airlines, Qantas Airways, Qatar Airways, Singapore Airlines, SriLankan Airlines, Thai Airways International, Turkish Airlines
Roundtrip price
$764
Distance
5443 mi
Average flight time
10 hours 15 mins

Book with confidence

Colombo to Sydney Flights

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

 

The best time to book a flight from Colombo to Sydney

Sunday is one of the best days to book for cheap flights from Colombo 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 Colombo 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 Colombo to Sydney in 2025. You can also book with separate airlines for your outbound and return journeys, from $498 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 Colombo 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 Colombo 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.

 

Colombo to Sydney Flights

Explore a world of travel with Expedia

*Available to One Key members.