Cheap Flights from Colombo to Sydney

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Compare Colombo to Sydney flight deals

Find the cheapest month or even day of the year to fly to Sydney

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Flight deals from Colombo to Sydney

Looking for a cheap last-minute deal or the best return flight from Colombo to Sydney? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Colombo to Sydney

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Colombo to Sydney flights are currently cheapest in June.

Direct flights from Colombo to Sydney

Colombo to Sydney: Alternative routes

Compare routes from Colombo to Sydney below. You may find an airport to fly into that's cheaper, faster, or easier than Sydney.

Colombo to Sydney: Flight information

The things to know before you go.
Cheapest flight foundR 5,256
Cheapest month to flyJune
Average flight time10 hrs, 7 mins
Most popular airlineAir Seychelles
Average flights per week7

Finding cheap flights from Colombo to Sydney: Frequently asked questions

The best price we found for a return flight from Colombo to Sydney is R 10,086. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
10 hours and 7 minutes is the average flight time from Colombo to Sydney.
Air Seychelles and SriLankan Airlines fly direct from Colombo to Sydney.
As of May 2025, there are 7 flights per week flying from Colombo to Sydney.
The cheapest month to fly from Colombo to Sydney is usually May 2025.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Colombo to Sydney Airport on Sunday, 22 June 2025.
Yes – the average flight time is 10 hours and 7 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Sydney but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Sydney is around 40 days in advance, so don’t leave your flight to the last minute.

Travelling from Colombo to Sydney (Kingsford Smith) Airport (SYD): what you need to know

  • Planning your trip starts with working out where you'll leave from in Colombo. Bandaranaike International Airport (CMB) is the city's main airport, so check out your options for reserving a flight from Colombo to Sydney (Kingsford Smith) Airport (SYD) departing from here.

  • Expect to be travelling for 10 hours 7 minutes. That's the average journey time for a direct flight from Colombo to Sydney (Kingsford Smith) Airport.

  • Sydney is 5 hours 30 minutes ahead of Colombo. Sydney (Kingsford Smith) Airport is located in Sydney, which operates on the UTC+11 timezone.

  • Bandaranaike International Airport (CMB) to Sydney (Kingsford Smith) Airport (SYD) is the most popular route. There are 7 direct weekly flights to pick from. If you prefer a later start to the day, take the last flight with SriLankan Airlines at 00:20. Go for the first CMB to SYD departure operated by SriLankan Airlines at 00:10 if you want to get going earlier.

  • For hassle-free travel, turn up at the airport two hours ahead of international flights and one hour before domestic departures. This will give you enough time to catch your flight from Colombo to SYD.

  • You'll want to head there even earlier during popular months like August. Aim for two hours before domestic departures and four hours ahead of an international flight. After checking in, you can use any extra time to finalize your plans or simply relax.

Airports in Colombo

Bandaranaike International Airport (CMB)

  • You can book a direct flight from Colombo to Sydney (Kingsford Smith) Airport (SYD) leaving from Bandaranaike International Airport (CMB).

  • If you plan to leave from CMB, you can take a direct flight from Colombo to Sydney (Kingsford Smith) Airport with SriLankan Airlines.

  • Think about adding a stopover to potentially save money on your flight from Colombo to SYD. Simply deselect 'Direct flights only' when searching for departures from Bandaranaike International Airport (CMB). Break up your trip (and maybe save some cash) by stopping at one of these airports:

    • Melbourne Tullamarine Airport (MEL)

    • Suvarnabhumi Airport (BKK)

    • Changi International Airport (SIN)

  • The distance from central Colombo to CMB is about 32 kilometres. Use Google Maps for the best way to get there, whether you're driving or taking public transport.

  • After a stress-free start to your travels? Stay near Bandaranaike International Airport. Whether you're catching an early flight from Colombo to Sydney (Kingsford Smith) Airport or just don't want to be rushed, these hotels are ideal:

About Sydney (Kingsford Smith) Airport (SYD)

Getting from Sydney (Kingsford Smith) Airport (SYD) to central Sydney

  • Sydney (Kingsford Smith) Airport is approximately 18 kilometres from central Sydney. With a car rental or if you're catching a cab, the drive is around 21 minutes.

  • It takes roughly 27 minutes if you're travelling on public transport.

How to find the cheapest flights from Colombo to Sydney (Kingsford Smith) Airport (SYD)

  • R 5,256 is the cheapest price we've seen for a one-way ticket from Colombo to Sydney (Kingsford Smith) Airport. Return flights start from R 10,086. Prices are subject to change based on availability and may vary at the time of booking.

  • To find cheap tickets from Colombo to SYD, book as early as possible. Airlines usually offer their best fares when flights are first made available.

  • The 'Whole month' tool shows you the cheapest tickets from Colombo to Sydney (Kingsford Smith) Airport across each month. It's an easy way to snap up a bargain if your trip dates are flexible.

  • Sign into your online account or use the app to create a Price Alert. We'll let you know straight away if there's a new deal on this route. It's easy to do, and it'll save you the hassle of looking for a cheap ticket from Colombo to SYD every day.

  • Use the filters to tailor your flights from Colombo to Sydney (Kingsford Smith) Airport. Simply enter your preferred arrival and departure times, airlines and number of stops. You can also sort your results by 'Cheapest' to see the best deals.

The best time to fly from Colombo to Sydney (Kingsford Smith) Airport (SYD)

  • July is the most popular month for flights from Colombo to Sydney (Kingsford Smith) Airport. To steer clear of the crowds, plan your trip to Sydney in April when it's quieter.

  • Schedule your flight from Colombo to SYD for January if you're eager to experience the city during its warmest month. Expect temperatures in Sydney to range from 17ºC to 32ºC.

  • If you'd rather travel in cooler conditions, search for a cheap flight from Colombo to Sydney (Kingsford Smith) Airport in July when temperatures average between 5ºC and 19ºC.

More about Sydney

  • After booking your flight from Colombo to Sydney (Kingsford Smith) Airport, think about where you want to stay in this city. Make one of these options your base for exploring Sydney:

  • One of the best ways to get to know Sydney is to check out its leading attractions. Some highlights include Sydney Opera House, Sydney Harbour Bridge and Bondi Beach.

Complete your Sydney trip with a car rental

  • Shut down all those tabs and leave the hard work to us. We've also got incredible deals on car rentals in Sydney once you've booked your hotel and cheap flight from Colombo to Sydney (Kingsford Smith) Airport. Instantly compare prices in one place and drive off with a bargain that's hard to match.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.