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Cheap flights from Colombo Bandaranaike Intl Airport to Sydney from $488

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 23/11. Fares are subject to change and may not be available on all flights or dates of travel.
CMB — SYD
21 Nov — 28 Nov1
1 adult
1 adult, Economy

Cheapflights Tip: The best prices from Colombo Bandaranaike Intl to Sydney Kingsford Smith are usually found in September or May, booked 85 days in advance, depart on a Tuesday or Thursday and return on a Wednesday

Find flight deals from Colombo to Sydney

Enter your travel dates to find the best prices.

Cheapest flights from Colombo to Sydney
Explore the most affordable flight options available from Colombo to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 October 2025.

Mon 27/1013:35CMB - SYD
2 stops23h 45mMultiple Airlines
Mon 3/1121:50SYD - CMB
2 stops24h 55mMultiple Airlines
Deal found 20/10$962
Wed 19/1103:00CMB - SYD
2 stops24h 45mMultiple Airlines
Thu 27/1108:25SYD - CMB
2 stops30h 30mMultiple Airlines
Deal found 20/10$995
Thu 23/1022:55CMB - SYD
3 stops27h 55mMultiple Airlines
Wed 5/1120:05SYD - CMB
2 stops31h 15mMultiple Airlines
Deal found 20/10$1,105
Thu 4/1222:50CMB - SYD
2 stops27h 45mMultiple Airlines
Thu 11/1206:35SYD - CMB
2 stops20h 45mMultiple Airlines
Deal found 19/10$1,145

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 22 October 2025.

Round-trip from

$995

One-way from

$488

Popular in

January

Cheapest in

September

Average price

$1,532

Good round-trip deal

$1,818 or less

Good one-way deal

$1,454 or less
19/11-27/11
  • 19/11-27/11
  • 4 total stops
  • 55h 15m total
  • Colombo to Sydney
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23/11
  • 23/11
  • 3 total stops
  • 27h 05m total
  • Colombo to Sydney
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($351 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($86 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2025
Search Deals
Price to beat on a round-trip flight from Colombo Bandaranaike Intl to Sydney Kingsford Smith.
Search Deals
Price to beat on a one-way flight from Colombo Bandaranaike Intl to Sydney Kingsford Smith.
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Cheapflights Fare Finder

 
Customise your flight search to find flights from Colombo to Sydney that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 22 October 2025.
Use the filters below to find and compare flights from Colombo Bandaranaike Intl Airport to Sydney that are best for you.

Fly from

Colombo

Fly to

Sydney

Route

Depart

Return

Price

ColomboSydney

CMB - SYD

CMBSYD

Colombo Bandaranaike Intl

Thu 4/12

22:50-08:05

2 stops27h 45m

Sydney Kingsford Smith

Thu 11/12

06:35-21:50

2 stops20h 45m

$1,145

ColomboSydney

CMB - SYD

CMBSYD

Colombo Bandaranaike Intl

Tue 27/1

03:30-19:40

3 stops34h 40m

Sydney Kingsford Smith

Wed 25/2

18:00-09:25

2 stops20h 55m

$1,184

ColomboSydney

CMB - SYD

CMBSYD

Colombo Bandaranaike Intl

Mon 1/12

08:20-20:35

3 stops30h 45m

Sydney Kingsford Smith

Mon 8/12

15:50-21:50

3 stops35h 30m

$1,221

ColomboSydney

CMB - SYD

CMBSYD

Colombo Bandaranaike Intl

Tue 27/1

03:30-19:40

3 stops34h 40m

Sydney Kingsford Smith

Thu 26/3

22:10-22:00

2 stops29h 20m

$1,298

ColomboSydney

CMB - SYD

CMBSYD

Colombo Bandaranaike Intl

Mon 9/3

01:05-13:35

2 stops31h 00m

Sydney Kingsford Smith

Thu 12/3

21:30-19:00

1 stop27h 00m

$1,301

ColomboSydney

CMB - SYD

CMBSYD

Colombo Bandaranaike Intl

Mon 16/3

01:05-10:00

2 stops27h 25m

Sydney Kingsford Smith

Thu 26/3

13:30-18:20

3 stops58h 20m

$1,364

ColomboSydney

CMB - SYD

CMBSYD

Colombo Bandaranaike Intl

Thu 18/12

07:30-20:35

3 stops31h 35m

Sydney Kingsford Smith

Mon 29/12

12:00-19:00

1 stop36h 30m

$1,367

ColomboSydney

CMB - SYD

CMBSYD

Colombo Bandaranaike Intl

Mon 9/3

00:45-07:55

1 stop25h 40m

Sydney Kingsford Smith

Thu 12/3

15:55-11:00

1 stop24h 35m

$1,384

ColomboSydney

CMB - SYD

CMBSYD

Colombo Bandaranaike Intl

Sat 14/3

10:25-09:15

1 stop17h 20m

$497

ColomboSydney

CMB - SYD

CMBSYD

Colombo Bandaranaike Intl

Fri 21/11

17:15-18:50

2 stops20h 05m

$503

Flights are sorted by cheapest return flights first.

Deals found on 19/10

Showing 1-10 of 17 results
1
2

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 17 October 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 85 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, April is the cheapest month in which you can book a flight from Colombo Bandaranaike Intl Airport to Sydney (average of $662). Flying from Colombo Bandaranaike Intl Airport to Sydney in January is currently the most expensive (average of $1,664). 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 22 October 2025.

When flying from Colombo Bandaranaike Intl Airport to Sydney, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost for a return flight from Colombo Bandaranaike Intl Airport to Sydney?

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 22 October 2025.
Read reviews from past customers who have flown with Singapore Airlines, Thai Airways, andQantas Airways from Colombo Bandaranaike Intl Airport to Sydney. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.1
Very Good
1,384 reviews
Check prices

Boarding

8.3

Crew

8.6

Comfort

8.0

Entertainment

8.0

Food

7.7

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

BCN - SIN

Staff at Barcelona were fantastic, they helped me change a flight and nothing was any problem. Thank you Dina.
Singapore Airlines
8.1
Very Good
1,384 reviews
Singapore Airlines
8.1
Very Good
1,384 reviews
Check prices

Boarding

8.3

Crew

8.6

Comfort

8.0

Entertainment

8.0

Food

7.7

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

BCN - SIN

Staff at Barcelona were fantastic, they helped me change a flight and nothing was any problem. Thank you Dina.
Thai Airways
7.8
Good
360 reviews
Singapore Airlines
8.1
Very Good
1,384 reviews
Check prices

Boarding

8.3

Crew

8.6

Comfort

8.0

Entertainment

8.0

Food

7.7

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

BCN - SIN

Staff at Barcelona were fantastic, they helped me change a flight and nothing was any problem. Thank you Dina.
Qantas Airways
7.5
Good
922 reviews
Singapore Airlines
8.1
Very Good
1,384 reviews
Check prices

Boarding

8.3

Crew

8.6

Comfort

8.0

Entertainment

8.0

Food

7.7

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

BCN - SIN

Staff at Barcelona were fantastic, they helped me change a flight and nothing was any problem. Thank you Dina.
Malaysia Airlines
7.3
Good
278 reviews
Singapore Airlines
8.1
Very Good
1,384 reviews
Check prices

Boarding

8.3

Crew

8.6

Comfort

8.0

Entertainment

8.0

Food

7.7

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

BCN - SIN

Staff at Barcelona were fantastic, they helped me change a flight and nothing was any problem. Thank you Dina.
SriLankan Airlines
6.9
Okay
76 reviews
Singapore Airlines
8.1
Very Good
1,384 reviews
Check prices

Boarding

8.3

Crew

8.6

Comfort

8.0

Entertainment

8.0

Food

7.7

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

BCN - SIN

Staff at Barcelona were fantastic, they helped me change a flight and nothing was any problem. Thank you Dina.

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?

    Most people fly into Sydney Kingsford Smith (SYD) if they book a flight to Sydney from Colombo Bandaranaike Intl. On average, Kingsford Smith has 0 inbound flights from Colombo Bandaranaike Intl per day from 5 airlines. Sydney Kingsford Smith is conveniently located just 7.5 km from Sydney’s city centre.

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

    Flying on Qantas Airways is currently your cheapest option to Sydney, with prices starting at $1,150. Additional round-trip tickets that might be worth considering are offered by Singapore Airlines and Malaysia Airlines, with the lowest prices starting at $1,157 and $1,263, respectively. Users have found that Qantas Airways is 29% cheaper than the other options available to this destination.

  • What are the cheapest flights from Colombo Bandaranaike Intl Airport to Sydney?

    Looking for the cheapest flight from Colombo Bandaranaike Intl Airport to Sydney? While on average our users pay $1,882, our data indicates the cheapest price to be $1,102. The most popular route (Colombo Bandaranaike Intl - Sydney Kingsford Smith), is priced around $878.

  • Where are the most common stopover locations when flying from Colombo Bandaranaike Intl Airport to Sydney?

    Of the flights from Colombo Bandaranaike Intl Airport to Sydney that have stopovers, most of them stop in Singapore.

  • What are some popular things to do or see while on a stopover in Singapore?

    The majority of Singapore visitors spend their time at Sentosa, Merlion, and Sim Lim Square. Those on a stopover in Singapore interested in visiting Sentosa, Merlion, or Sim Lim Square can do so by traveling 21.6 km, 16.9 km, and 16.3 km, respectively from Singapore Changi. Travellers can rent a car at Singapore Changi for an average daily rate of $135 to make sightseeing during their stopover a little easier.

  • Where are the least popular stopover locations for Colombo Bandaranaike Intl Airport to Sydney flights?

    Of the flights from Colombo Bandaranaike Intl Airport to Sydney that have stopovers, the fewest flights stop in Kuala Lumpur.

  • 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, April is the cheapest month in which you can book a flight from Colombo Bandaranaike Intl Airport to Sydney (average of $662). Flying from Colombo Bandaranaike Intl Airport to Sydney in January is currently the most expensive (average of $1,664). 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?

Book flights to Sydney if you plan to visit one of these locations
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Fly from Colombo to Sydney on these airlines

Choose from the following airlines for your flight from Colombo to Sydney. Flights are based on user searches made on Cheapflights and were last updated on 22 October 2025.
SriLankan Airlines flights from Colombo Bandaranaike Intl to Sydney Kingsford Smith
Malaysia Airlines flights from Colombo Bandaranaike Intl to Sydney Kingsford Smith
Qantas Airways flights from Colombo Bandaranaike Intl to Sydney Kingsford Smith

Top 5 airlines flying from Colombo to Sydney

Discover the top 5 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 647,157 searches. Data last updated 22 October 2025.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$1,150Average$1,497FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Singapore AirlinesCheapest$1,157Average$1,424FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Malaysia AirlinesCheapest$1,263Average$1,431FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
Thai AirwaysCheapest$1,273Average$1,437FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights
SriLankan AirlinesCheapest$1,547Average$1,875FlexibilityNo cancel feeOn-time68%
Search SriLankan Airlines flights

Fly with Cheapflights

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

When you search for this flight from Colombo to Sydney, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Colombo to Sydney for you. Better yet — we are completely free to use.

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.

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Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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