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

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Compare Sydney to Colombo Bandaranayake flight deals

Find the cheapest month or even day of the year to fly to Colombo Bandaranayake

Book the best Colombo Bandaranayake fare with no extra fees

Flight deals from Sydney to Colombo Bandaranayake

Looking for a cheap last-minute deal or the best return flight from Sydney to Colombo Bandaranayake? Find the lowest prices on one-way and return tickets right here.
Colombo.$727 per passenger.Departing Fri, 1 Aug, returning Sun, 17 Aug.Return flight with AirAsia X and AirAsia.Outbound indirect flight with AirAsia X, departs from Sydney on Fri, 1 Aug, arriving in Colombo Bandaranayake.Inbound indirect flight with AirAsia, departs from Colombo Bandaranayake on Sun, 17 Aug, arriving in Sydney.Price includes taxes and charges.From $727, select.
Colombo.$727 per passenger.Departing Fri, 18 Jul, returning Sun, 17 Aug.Return flight with AirAsia X and AirAsia.Outbound indirect flight with AirAsia X, departs from Sydney on Fri, 18 Jul, arriving in Colombo Bandaranayake.Inbound indirect flight with AirAsia, departs from Colombo Bandaranayake on Sun, 17 Aug, arriving in Sydney.Price includes taxes and charges.From $727, select.
Colombo.$736 per passenger.Departing Wed, 30 Jul, returning Wed, 3 Sep.Return flight with AirAsia X and AirAsia.Outbound indirect flight with AirAsia X, departs from Sydney on Wed, 30 Jul, arriving in Colombo Bandaranayake.Inbound indirect flight with AirAsia, departs from Colombo Bandaranayake on Wed, 3 Sep, arriving in Sydney.Price includes taxes and charges.From $736, select.
Colombo.$741 per passenger.Departing Sat, 23 Aug, returning Thu, 4 Sep.Return flight with AirAsia X and AirAsia.Outbound indirect flight with AirAsia X, departs from Sydney on Sat, 23 Aug, arriving in Colombo Bandaranayake.Inbound indirect flight with AirAsia, departs from Colombo Bandaranayake on Thu, 4 Sep, arriving in Sydney.Price includes taxes and charges.From $741, select.
Colombo.$768 per passenger.Departing Tue, 2 Sep, returning Sun, 14 Sep.Return flight with AirAsia X and FitsAir.Outbound indirect flight with AirAsia X, departs from Sydney on Tue, 2 Sep, arriving in Colombo Bandaranayake.Inbound indirect flight with FitsAir, departs from Colombo Bandaranayake on Sun, 14 Sep, arriving in Sydney.Price includes taxes and charges.From $768, select.
Colombo.$785 per passenger.Departing Tue, 10 Jun, returning Sun, 7 Sep.Return flight with AirAsia X and FitsAir.Outbound indirect flight with AirAsia X, departs from Sydney on Tue, 10 Jun, arriving in Colombo Bandaranayake.Inbound indirect flight with FitsAir, departs from Colombo Bandaranayake on Sun, 7 Sep, arriving in Sydney.Price includes taxes and charges.From $785, select.
Colombo.$787 per passenger.Departing Thu, 10 Jul, returning Mon, 28 Jul.Return flight with AirAsia X and AirAsia.Outbound indirect flight with AirAsia X, departs from Sydney on Thu, 10 Jul, arriving in Colombo Bandaranayake.Inbound indirect flight with AirAsia, departs from Colombo Bandaranayake on Mon, 28 Jul, arriving in Sydney.Price includes taxes and charges.From $787, select.
Colombo.$790 per passenger.Departing Tue, 7 Oct, returning Fri, 31 Oct.Return flight with Jetstar and AirAsia.Outbound indirect flight with Jetstar, departs from Sydney on Tue, 7 Oct, arriving in Colombo Bandaranayake.Inbound indirect flight with AirAsia, departs from Colombo Bandaranayake on Fri, 31 Oct, arriving in Sydney.Price includes taxes and charges.From $790, select.

The cheapest month to fly from Sydney Airport to Colombo Bandaranayake Airport

We’re always keeping an eye on fares, to help you find the lowest one in seconds. Check out the Sydney Airport to Colombo Bandaranayake Airport flight prices forecast over the next 12 months.
May
from $1,053
Jun
from $803
Jul
from $787
Aug
from $727
Sep
from $768
Oct
from $790
Nov
from $797
Dec
from $956
Jan
from $1,080
Feb
from $832
Mar
from $796
Apr
from $864
Cheapest month:August
Most expensive month:January

Direct flights from Sydney to Colombo Bandaranayake

Sydney to Colombo Bandaranayake: Alternative routes

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

Sydney to Colombo: Flight information

The things to know before you go.
Cheapest flight found$727
Cheapest month to flyJuly
Average flight time11 hrs, 11 mins
Most popular airlineAir Seychelles
Average flights per week7

Finding cheap flights from Sydney to Colombo Bandaranayake: Frequently asked questions

The best price we found for a return flight from Sydney to Colombo Bandaranayake is $727. 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.
11 hours and 11 minutes is the average flight time from Sydney to Colombo Bandaranayake.
Air Seychelles and SriLankan Airlines fly direct from Sydney to Colombo Bandaranayake.
As of May 2025, there are 7 flights per week flying from Sydney to Colombo Bandaranayake.
The cheapest month to fly from Sydney to Colombo Bandaranayake is usually May 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Sydney Airport to Colombo Bandaranayake Airport on Friday, 18 July 2025.
Yes – the average flight time is 11 hours and 11 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 Colombo Bandaranayake 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 Colombo is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, AirAsia X and SriLankan Airlines offer the cheapest flight tickets to Colombo Bandaranayake.

Travelling from Sydney (Kingsford Smith) Airport (SYD) to Bandaranaike International Airport (CMB): what you need to know

  • The average length of a direct flight from Sydney (Kingsford Smith) Airport to Bandaranaike International Airport is 11 hours 10 minutes.

  • The timezone in Colombo is UTC+5:30, which is five hours 30 minutes behind Sydney.

  • Flights from SYD to CMB start at 16:10 — the earliest with SriLankan Airlines. The latest departure is at 17:10 with SriLankan Airlines. Overall, you can take your pick of seven weekly Sydney (Kingsford Smith) Airport to Bandaranaike International Airport flights.

  • Arrive at the airport on time so you don't miss your SYD to CMB flight. Be there at least two hours ahead for international flights and an hour early for domestic departures to avoid the stress of rushing.

  • During popular months like April, it's a good idea to get to the airport earlier than normal. Arrive two hours before domestic departures and four hours ahead for international flights whenever you're flying during peak periods in general.

  • Getting to Colombo (and then exploring more of Sri Lanka!) is a cinch with SriLankan Airlines. This popular carrier has direct flights from Sydney (Kingsford Smith) Airport to Bandaranaike International Airport.

  • The airline with the highest passenger demand on this route is SriLankan Airlines.

  • Among carriers operating SYD to CMB flights, SriLankan Airlines has the best record for on-time arrivals.

  • We make it a piece of cake to book a flight with a stopover. To see your options for tickets from Sydney (Kingsford Smith) Airport to Bandaranaike International Airport, uncheck 'Direct flights only.' Then, pick a flight with a stop long enough to tour your chosen city. Top stopovers between SYD and CMB include:

    • Changi International Airport

    • Melbourne Tullamarine Airport

    • Kuala Lumpur International Airport

How to find the cheapest flights from Sydney (Kingsford Smith) Airport (SYD) to Bandaranaike International Airport (CMB)

  • The cheapest price we've seen for a one-way Sydney (Kingsford Smith) Airport to Bandaranaike International Airport flight is $346. A round-trip plane ticket right now is $727. Depending on the availability and when you book, these fares could change.

  • Score cheap tickets from SYD to CMB by booking at least six months ahead. According to our research, that's the sweet spot for picking up a bargain.

  • May is the cheapest month for flights from Sydney (Kingsford Smith) Airport to Bandaranaike International Airport. If you're looking to fly during a different time of year, the 'Whole month' tool will show you the lowest prices across every month.

  • You don't need to check back in every day to see if fares have gone down when you create a Price Alert. We'll send you an update the moment the price changes on cheap flights from SYD to CMB.

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

Handy information about Sydney (Kingsford Smith) Airport (SYD)

  • Of the flights that depart from Sydney (Kingsford Smith) Airport, 69.62% arrive as scheduled at their destination.

  • Central Sydney to Sydney (Kingsford Smith) Airport is around 18 kilometres. Depending on traffic, it'll take about 20 minutes to get there if you're catching a cab, ride-sharing or driving.

  • The journey when using public transport typically takes 25 minutes.

  • Looking for a handy hotel close to SYD? If you've booked an early flight from Sydney (Kingsford Smith) Airport to Bandaranaike International Airport, these accommodation options will have you moments from your departure gate:

Arriving at Bandaranaike International Airport (CMB)

Getting from Bandaranaike International Airport (CMB) to central Colombo

  • From Bandaranaike International Airport, Colombo is approximately 32 kilometres away. It takes around 40 minutes to reach the centre driving.

  • If you're taking public transport, expect a journey of around 1 hour 30 minutes.

When to fly to Bandaranaike International Airport (CMB)

  • The quietest month for a flight from Sydney (Kingsford Smith) Airport to Bandaranaike International Airport is April, while February is the most popular. Pick the best time to visit Colombo based on whether you prefer a more relaxed vibe or a faster pace.

  • Before locking in your flight from Sydney (Kingsford Smith) Airport to Bandaranaike International Airport, think about the kind of weather you enjoy. March is the warmest month in Colombo, with temperatures ranging from 24ºC (75ºF) to 33ºC (91ºF).

  • Look for cheap tickets from SYD to CMB in January if you'd rather travel during cooler conditions. Temperatures are at their lowest then, ranging between 22ºC (72ºF) and 32ºC (90ºF) on average.

Explore more of Sri Lanka

  • You've seen Colombo, now it's time to discover other corners of Sri Lanka. Travel around 18 kilometres south to Moratuwa to tick off its leading attractions. From Boat House to Angulana Beach and Dilmah Conservation One Earth Arboretum, your itinerary will be busy.

  • If there's time to check out another major destination in Sri Lanka, head for Jaffna, roughly 306 kilometres north of Colombo. Jaffna Fort, Dambakola Patuna Sangamitta Temple and Jaffna Public Library are the start of reasons to visit.

Plan the rest of your trip from Sydney to Colombo

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