Cheap flights from Colombo Bandaranaike Intl Airport to Sydney from $463

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 22/8. Fares are subject to change and may not be available on all flights or dates of travel.
CMB — SYD
17 May — 24 May1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Colombo Bandaranaike Intl to Sydney Kingsford Smith are usually found in March or May, booked 51 days in advance, depart on a Tuesday or Monday and return on a Wednesday

Cheap 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 17 April 2026.

Wed 26/822:55
CMB
-
SYD
1 stop28h 55m
Multiple Airlines
Sun 31/110:45
SYD
-
CMB
1 stop16h 35m
Multiple Airlines
Deal found 16/4$828
Mon 20/401:05
CMB
-
SYD
2 stops28h 55m
Qantas Airways
Tue 5/510:20
SYD
-
CMB
1 stop15h 40m
Qantas Airways
Deal found 12/4$834
Wed 13/501:05
CMB
-
SYD
1 stop24h 50m
Qantas Airways
Thu 21/509:50
SYD
-
CMB
1 stop34h 25m
Qantas Airways
Deal found 13/4$855
Wed 6/501:05
CMB
-
SYD
1 stop24h 50m
Qantas Airways
Thu 21/509:50
SYD
-
CMB
1 stop28h 15m
Qantas Airways
Deal found 14/4$899
Sat 30/522:55
CMB
-
SYD
1 stop16h 10m
Multiple Airlines
Sat 6/609:45
SYD
-
CMB
1 stop16h 40m
Multiple Airlines
Deal found 15/4$902
Thu 21/522:55
CMB
-
SYD
1 stop28h 55m
Multiple Airlines
Sun 31/520:50
SYD
-
CMB
1 stop29h 35m
Multiple Airlines
Deal found 15/4$910
Tue 5/507:35
CMB
-
SYD
1 stop18h 20m
Qantas Airways
Wed 13/514:45
SYD
-
CMB
1 stop24h 50m
Qantas Airways
Deal found 14/4$949
Sun 31/506:30
CMB
-
SYD
2 stops32h 20m
Multiple Airlines
Sun 7/620:50
SYD
-
CMB
1 stop29h 35m
Multiple Airlines
Deal found 16/4$980
Thu 4/622:55
CMB
-
SYD
1 stop28h 55m
Multiple Airlines
Thu 11/610:15
SYD
-
CMB
2 stops40h 10m
Multiple Airlines
Deal found 15/4$984

Find 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 17 April 2026.

Round-trip from

$828

One-way from

$463

Popular in

January

Cheapest in

March

Average price

$1,330

Good round-trip deal

$1,645 or less

Good one-way deal

$947 or less
26/8-31/1
  • 26/8-31/1
  • 2 total stops
  • 45h 30m total
  • Colombo to Sydney
22/8
  • 22/8
  • 1 total stop
  • 17h 10m total
  • Colombo to Sydney
Highest demand for flights based on searches. 10% potential increase in price ($250 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease ($75 potential savings vs. average return price).
Average for round-trip flights in April 2026
Price to beat on a round-trip flight from Colombo Bandaranaike Intl to Sydney Kingsford Smith.
Price to beat on a one-way flight from Colombo Bandaranaike Intl to Sydney Kingsford Smith.

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 17 April 2026.
Use the filters below to find and compare flights from Colombo Bandaranaike Intl Airport to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

ColomboSydney

CMB - SYD

CMBSYD

Colombo Bandaranaike Intl

Thu 21/5

22:55-08:20

1 stop28h 55m

Sydney Kingsford Smith

Sun 31/5

20:50-21:55

1 stop29h 35m

$910

ColomboSydney

CMB - SYD

CMBSYD

Colombo Bandaranaike Intl

Sun 31/5

12:30-19:20

2 stops26h 20m

Sydney Kingsford Smith

Sun 7/6

09:45-11:30

2 stops30h 15m

$1,019

ColomboSydney

CMB - SYD

CMBSYD

Colombo Bandaranaike Intl

Thu 28/5

22:55-08:20

1 stop28h 55m

Sydney Kingsford Smith

Thu 4/6

13:00-16:05

2 stops31h 35m

$1,097
Fastest return journey

ColomboSydney

CMB - SYD

CMBSYD

Colombo Bandaranaike Intl

Fri 1/5

05:00-18:25

1 stop32h 55m

Sydney Kingsford Smith

Fri 15/5

09:45-21:55

1 stop16h 40m

$1,239

ColomboSydney

CMB - SYD

CMBSYD

Colombo Bandaranaike Intl

Thu 4/6

20:30-08:00

2 stops31h 00m

Sydney Kingsford Smith

Thu 11/6

11:00-18:20

3 stops59h 50m

$1,306

ColomboSydney

CMB - SYD

CMBSYD

Colombo Bandaranaike Intl

Thu 28/5

22:10-08:00

3 stops29h 20m

Sydney Kingsford Smith

Thu 4/6

11:00-18:20

3 stops59h 50m

$1,318

ColomboSydney

CMB - SYD

CMBSYD

Colombo Bandaranaike Intl

Thu 21/5

22:10-08:00

2 stops29h 20m

Sydney Kingsford Smith

Sun 31/5

10:05-18:20

3 stops36h 45m

$1,318

ColomboSydney

CMB - SYD

CMBSYD

Colombo Bandaranaike Intl

Mon 1/6

20:30-12:35

1 stop35h 35m

Sydney Kingsford Smith

Sat 27/6

10:00-18:20

2 stops60h 50m

$1,345

ColomboSydney

CMB - SYD

CMBSYD

Colombo Bandaranaike Intl

Fri 29/5

20:30-12:35

1 stop35h 35m

Sydney Kingsford Smith

Fri 5/6

20:30-19:00

1 stop27h 00m

$1,382
Cheapest one-way
Fastest single journey

ColomboSydney

CMB - SYD

CMBSYD

Colombo Bandaranaike Intl

Sun 17/5

22:55-19:35

1 stop16h 10m

$495

Flights are sorted by cheapest return flights first.

Deals found on 15/4

Showing 1-10 of 17 resultsSorted by cheapest first
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 10 April 2026.

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, March is the cheapest month in which you can book a flight from Colombo Bandaranaike Intl Airport to Sydney (average of $1,157). Flying from Colombo Bandaranaike Intl Airport to Sydney in January is currently the most expensive (average of $2,031). 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 17 April 2026.

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 17 April 2026.
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.

Crew

8.6

Food

7.8

Boarding

8.3

Comfort

8.0

Entertainment

8.0

Overall

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

Crew

8.6

Food

7.8

Boarding

8.3

Comfort

8.0

Entertainment

8.0

Overall

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

Crew

8.6

Food

7.8

Boarding

8.3

Comfort

8.0

Entertainment

8.0

Overall

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

Crew

8.6

Food

7.8

Boarding

8.3

Comfort

8.0

Entertainment

8.0

Overall

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

Crew

8.6

Food

7.8

Boarding

8.3

Comfort

8.0

Entertainment

8.0

Overall

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

Crew

8.6

Food

7.8

Boarding

8.3

Comfort

8.0

Entertainment

8.0

Overall

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

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 Malaysia Airlines is currently your cheapest option to Sydney, with prices starting at $768. Additional round-trip tickets that might be worth considering are offered by Qantas Airways and Singapore Airlines, with the lowest prices starting at $969 and $1,046, respectively. Users have found that Malaysia Airlines is 47% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Colombo Bandaranaike Intl Airport to Sydney one-way?

    $441 is the cheapest one-way deal found within the past few days, from AirAsia. You may also be able to find cheap deals on Malaysia Airlines and Thai Airways, with prices starting from $646 and $682, respectively.

  • 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 $1,397, our data indicates the cheapest price to be $911. The most popular route (Colombo Bandaranaike Intl - Sydney Kingsford Smith), is priced around $828.

  • 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, March is the cheapest month in which you can book a flight from Colombo Bandaranaike Intl Airport to Sydney (average of $1,157). Flying from Colombo Bandaranaike Intl Airport to Sydney in January is currently the most expensive (average of $2,031). 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

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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 17 April 2026.

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 17 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Malaysia AirlinesCheapest$768Average$1,296FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
Qantas AirwaysCheapest$969Average$1,130FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Singapore AirlinesCheapest$1,046Average$1,365FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Thai AirwaysCheapest$1,153Average$1,337FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights
SriLankan AirlinesCheapest$1,370Average$1,671FlexibilityNo 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?

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

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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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