Flight tickets from Colombo to Sydney

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 April.

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 found₹ 24,308
Cheapest month to flyApril
Average flight time10 hrs, 10 mins
Most popular airlineSriLankan Airlines
Average flights per week5

Finding cheap flights from Colombo to Sydney: Frequently asked questions

The best price we found for a return flight from Colombo to Sydney is ₹ 49,649. 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 10 minutes is the average flight time from Colombo to Sydney.
SriLankan Airlines and Air Seychelles fly direct from Colombo to Sydney.
As of February 2026, there are 10 flights per week flying from Colombo to Sydney.
The cheapest month to fly from Colombo to Sydney is usually June.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Colombo to Sydney Airport on Friday, 12 June 2026.
Yes – the average flight time is 10 hours and 10 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 holiday 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.

  • Sydney (Kingsford Smith) Airport is located in Sydney. The city runs on the UTC+11 timezone and is five hours 30 minutes ahead of Colombo.

  • Arriving two hours before an international flight and one hour ahead of a domestic departure are travel rules worth sticking to. Make sure you're at the airport on time to catch your flight from Colombo to SYD.

  • Peak travel periods mean busier airports, so plan to arrive even earlier. Give yourself at least two hours before a domestic flight and four hours for international journeys to stick to your schedule.

Airports in Colombo

Colombo Ratmalana Airport (RML)

  • RML is around 16 kilometres from central Colombo. If you're driving, catching a cab or ride-sharing from the centre, it'll take 40 minutes or so to get there, depending on the traffic. If you're planning to take public transport, expect the journey time to be around 1 hour 15 minutes.

  • Want a leisurely start to your break? Stay near Colombo Ratmalana Airport. Whether you have an early flight from Colombo to Sydney (Kingsford Smith) Airport or prefer not to rush, these hotels are the answer:

Bandaranaike International Airport (CMB)

  • Consider beginning your travels from Bandaranaike International Airport (CMB). You can book a direct Colombo to Sydney (Kingsford Smith) Airport (SYD) flight ticket from this hub.

  • From CMB, direct flights from Colombo to SYD can be booked with SriLankan Airlines.

  • SriLankan Airlines is the go-to airline for bookings on the CMB to SYD route.

  • Flights between Bandaranaike International Airport and Sydney (Kingsford Smith) Airport are more likely to stay on schedule with SriLankan Airlines compared to other carriers.

  • Cross another spot off your travel list or just take a moment to stretch your legs with a stopover. If you'd like to break up your flight from Colombo to Sydney (Kingsford Smith) Airport, check out these options when departing from Bandaranaike International Airport:

    • Suvarnabhumi Airport (BKK)

    • Changi International Airport (SIN)

    • Melbourne Tullamarine Airport (MEL)

  • You can arrive at CMB from the centre of Colombo in approximately 40 minutes by car (depending on traffic conditions). The ride by public transport will take roughly 1 hour 30 minutes to cover the 32 kilometres or so.

  • Flying off with the first light? Think about checking in to one of these accommodation options near Bandaranaike International Airport the day before your Colombo to SYD flight:

  • Bandaranaike International Airport has an on-time performance rate of 75.71%. This figure sheds light on how often flights that leave from this airport arrive at their destination on time.

About Sydney (Kingsford Smith) Airport (SYD)

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

  • From Sydney (Kingsford Smith) Airport, central Sydney is around 18 kilometres away. It takes about 20 minutes to get to the city centre by car.

  • If you're travelling by public transport, expect a journey time of roughly 25 minutes.

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

  • ₹ 24,308 is the lowest price for a one-way ticket from Colombo to Sydney (Kingsford Smith) Airport. A return flight starts from ₹ 49,649. These fares can change depending on demand.

  • Booking ahead of time is often the key to finding a cheap flight from Colombo to SYD. Prices tend to rise as demand increases, so the closer you get to departure, the more expensive your ticket may be.

  • If you can be flexible with your travel dates, try using the 'Whole month' search tool. It'll give you the cheapest price in every month when searching for your Colombo to Sydney (Kingsford Smith) Airport ticket.

  • You don't need to check every day to find out if prices have dropped when you set up a Price Alert. We'll notify you the moment a lower fare pops up on flight tickets from Colombo to SYD.

  • Tailor your flights using filters. Pick your arrival and departure times, total journey duration and airlines. You can also sort the results by 'Fastest,' 'Best' or 'Cheapest' flights from Colombo to Sydney (Kingsford Smith) Airport.

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

  • April is the quietest month for flights from Colombo to Sydney (Kingsford Smith) Airport (SYD), while July is the most popular. Pick the best time to visit Sydney based on whether you want a laid-back vibe or a lively atmosphere.

  • Lock in a Colombo to SYD flight ticket departing in January if you're eager to visit 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 ticket from Colombo to Sydney (Kingsford Smith) Airport in July when temperatures are between 5ºC and 19ºC.

More about Sydney

  • Start your Sydney trip right by choosing the perfect place to stay. After booking your flight from Colombo to Sydney (Kingsford Smith) Airport, explore our selection of hotels including:

  • You'll find plenty of exciting things to do in Sydney when you're ready to sightsee. Start exploring at Sydney Harbour followed by Sydney Harbour Bridge and Sydney Harbour.

Explore more of Australia

  • Canberra is just one of the many cities in Australia waiting to be discovered once you've seen Sydney. Around 241 kilometres away to the south-west, its top attractions include Australian War Memorial, National Gallery of Australia and National Portrait Gallery.

  • Around 129 kilometres north-east of Sydney, Newcastle is another favourite stop in Australia. Experience major highlights starting with Merewether Beach, Bathers Way Coastal Walk and Nobbys Beach.

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