Cheap flights from Colombo Bandaranaike Intl Airport to Sydney

CMB — SYD
20 Aug — 27 Aug1
1 adult

Cheapflights Tip: The best prices from Colombo Bandaranaike Intl to Sydney Kingsford Smith are usually found in August or May, booked 51 days in advance, depart on a Monday or Thursday and return on a Monday

Cheap flight deals from Colombo to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from Colombo (CMB) to Sydney (SYD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 15 August 2025.

Popular in

January

Cheapest in

August

Average price

£652
Highest demand for flights based on searches. 14% potential increase in price (£98 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease (£20 potential savings vs. average return price).
Average for round-trip flights in August 2025

Best time to book a flight from Colombo to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Colombo with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Colombo Bandaranaike Intl Airport to Sydney

How far ahead should I book a flight from Colombo Bandaranaike Intl Airport to Sydney?

Use this chart to determine the optimal time to book a return flight from Colombo to Sydney. Price data was last updated on 8 August 2025.

To ensure you get the cheapest price possible for a flight from Colombo Bandaranaike Intl Airport to Sydney, you should look to book at least 51 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Colombo Bandaranaike Intl Airport to Sydney?

Currently, May is the cheapest month in which you can book a flight from Colombo Bandaranaike Intl Airport to Sydney (average of £985). Flying from Colombo Bandaranaike Intl Airport to Sydney in July is currently the most expensive (average of £1,723). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from CMB to SYD?

Find hourly flight availability from Colombo to Sydney. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 August 2025.

When flying from Colombo Bandaranaike Intl Airport to Sydney, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 30% versus a flight at midday.

What’s the top stopover airport for flights from Colombo Bandaranaike Intl Airport to Sydney?

Share of one-stop return flights from Colombo Bandaranaike Intl Airport to Sydney chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Singapore (SIN) – chosen by Cheapflights users on 84% of one-stop itineraries from Colombo Bandaranaike Intl Airport to Sydney on Cheapflights.

What’s the cheapest stopover airport for flights from Colombo Bandaranaike Intl Airport to Sydney?

Average return fare for one-stop flights from Colombo Bandaranaike Intl Airport to Sydney, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Singapore (SIN) is the most affordable one-stop option, with an average return flight price of £716.

What’s the fastest stopover option from Colombo Bandaranaike Intl Airport to Sydney?

Shortest average travel time for one-stop one-way flights from Colombo Bandaranaike Intl Airport to Sydney, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Kuala Lumpur (KUL) have the shortest average one-way travel time for one-stop routes: 14h 25m.

Which airport typically offers the quickest stopover for flights from Colombo Bandaranaike Intl Airport to Sydney?

Average stopover duration for one-stop one-way flights from Colombo Bandaranaike Intl Airport to Sydney, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Kuala Lumpur (KUL) offer the fastest connection on this route, with an average stopover time of 3h 35m.

Reviews of airlines servicing Sydney

Get insights into the airlines that provide service to Sydney. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sydney. Reviews last updated 15 August 2025.
Get a feel of what it's like to fly with Singapore Airlines and Qantas Airways from Colombo Bandaranaike Intl Airport to Sydney by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.6

Food

7.7

Boarding

8.2

Comfort

8.0

Overall

8.1

Entertainment

8.0

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SIN - AMD

Food was not good. It was like few days old.

Crew

8.6

Food

7.7

Boarding

8.2

Comfort

8.0

Overall

8.1

Entertainment

8.0

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SIN - AMD

Food was not good. It was like few days old.

Crew

8.6

Food

7.7

Boarding

8.2

Comfort

8.0

Overall

8.1

Entertainment

8.0

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SIN - AMD

Food was not good. It was like few days old.

Related info for your journey

Find useful and relevant information for your journey from Colombo to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly into for flights to Sydney from Colombo Bandaranaike Intl?

    For a flight from Colombo Bandaranaike Intl to Sydney, you will be flying into Kingsford Smith. Sydney Kingsford Smith (SYD) is just 4.6 mi from the center of the city. Kingsford Smith is the only Sydney airport and it handles 0 inbound flights from Colombo Bandaranaike Intl per day. 2 airlines have flights to Sydney Kingsford Smith from Colombo Bandaranaike Intl on a regular basis.

  • What are the cheapest airlines flying from Colombo Bandaranaike Intl Airport to Sydney round-trip?

    According to our current data, Singapore Airlines (£575), and Qantas Airways (£671) offers the cheapest pricing from Colombo Bandaranaike Intl Airport to Sydney. These flights start at 26% lower than the current average price 3 months from now.

  • Can I find deals for flights from Colombo to Sydney that include hotel bookings?

    Yes. In addition to deals on Colombo to Sydney flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Colombo to Sydney?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Colombo to Sydney.

  • Can I find deals for business class flights from Colombo to Sydney?

    Yes. Cheapflights offers flight deals from Colombo to Sydney by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Colombo Bandaranaike Intl Airport to Sydney?

    Currently, May is the cheapest month in which you can book a flight from Colombo Bandaranaike Intl Airport to Sydney (average of £985). Flying from Colombo Bandaranaike Intl Airport to Sydney in July is currently the most expensive (average of £1,723). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Sydney?

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Top 2 airlines flying from Colombo to Sydney

Discover the top 2 airlines that operate flights from Colombo to Sydney. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 15 August 2025.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest£575Average£671FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Qantas AirwaysCheapest£671Average£672FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Colombo to Sydney?

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Why should you use Cheapflights to find cheap flight tickets from Colombo to Sydney?

Cheapflights helps you find that perfect flight to Sydney from Colombo by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Colombo to Sydney with no change fees?

Certainly. Search results for flights to Sydney from Colombo shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Colombo to Sydney become cheaper?

Yes, Cheapflights offers price alerts on Colombo to Sydney flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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