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Cheap flights from Colombo Bandaranaike Intl Airport to Sydney from C$ 351

CMB — SYD
6 Oct — 13 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Colombo to Sydney

Enter your travel dates to find the best prices.

Cheapest flights from Colombo to Sydney

Mon 21/99:45 p.m. -
1 stop16h 45m
Sat 26/98:35 a.m. -
1 stop16h 40m
Deal found 1/9C$ 1,140
Sat 19/99:45 p.m. -
1 stop28h 00m
Sat 26/98:35 a.m. -
1 stop16h 40m
Deal found 1/9C$ 1,186
Sat 17/109:45 p.m. -
1 stop27h 40m
Tue 5/110:15 p.m. -
1 stop28h 00m
Deal found 1/9C$ 1,190
Sun 29/1112:40 a.m. -
1 stop25h 45m
Tue 8/1210:15 p.m. -
1 stop17h 25m
Deal found 2/9C$ 1,408
Sun 22/1111:20 a.m. -
1 stop17h 30m
Sat 26/1210:15 p.m. -
1 stop17h 25m
Deal found 5/9C$ 1,677
Sun 18/102:55 a.m. -
1 stop22h 40m
Mon 26/105:40 p.m. -
2 stops27h 45m
Deal found 4/9C$ 2,114

Find flight deals from Colombo to Sydney

Round-trip from

C$ 1,140

One-way from

C$ 351

Popular in

January

Cheapest in

April

Average price

C$ 1,323
Batik Air
  • Batik Air
  • 21/9-26/9
  • 2 total stops
  • 33h 25m total
  • Colombo to Sydney
Search Deals
17/10-31/12
  • 17/10-31/12
  • 1 total stop
  • 17h 10m total
  • Colombo to Sydney
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (C$ 351 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 78 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2026
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Cheapflights Fare Finder

 
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 round-trip

ColomboSydney

CMB Colombo Bandaranaike Intl - SYD Sydney Kingsford Smith

CMBSYD

Colombo Bandaranaike Intl

Sat 17/10

10:40 a.m.-9:20 a.m.

1 stop17h 10m

Sydney Kingsford Smith

Wed 31/12

12:00 a.m.-7:30 p.m.

Nonstop0h 00m

C$ 351

ColomboSydney

CMB Colombo Bandaranaike Intl - SYD Sydney Kingsford Smith

CMBSYD

Colombo Bandaranaike Intl

Wed 30/9

9:45 p.m.-6:15 a.m.

1 stop28h 00m

Sydney Kingsford Smith

Wed 31/12

12:00 a.m.-7:30 p.m.

Nonstop0h 00m

C$ 600
Quickest round-trip

ColomboSydney

CMB Colombo Bandaranaike Intl - SYD Sydney Kingsford Smith

CMBSYD

Colombo Bandaranaike Intl

Mon 28/9

9:45 p.m.-7:00 p.m.

1 stop16h 45m

Sydney Kingsford Smith

Wed 31/12

12:00 a.m.-7:30 p.m.

Nonstop0h 00m

C$ 632

ColomboSydney

CMB Colombo Bandaranaike Intl - SYD Sydney Kingsford Smith

CMBSYD

Colombo Bandaranaike Intl

Sat 3/10

9:45 p.m.-8:00 p.m.

1 stop16h 45m

Sydney Kingsford Smith

Wed 31/12

12:00 a.m.-7:30 p.m.

Nonstop0h 00m

C$ 635

ColomboSydney

CMB Colombo Bandaranaike Intl - SYD Sydney Kingsford Smith

CMBSYD

Colombo Bandaranaike Intl

Thu 19/11

12:45 a.m.-5:55 p.m.

1 stop35h 40m

Sydney Kingsford Smith

Wed 31/12

12:00 a.m.-7:30 p.m.

Nonstop0h 00m

C$ 670

ColomboSydney

CMB Colombo Bandaranaike Intl - SYD Sydney Kingsford Smith

CMBSYD

Colombo Bandaranaike Intl

Thu 26/11

12:45 a.m.-5:55 p.m.

1 stop35h 40m

Sydney Kingsford Smith

Wed 31/12

12:00 a.m.-7:30 p.m.

Nonstop0h 00m

C$ 671

ColomboSydney

CMB Colombo Bandaranaike Intl - SYD Sydney Kingsford Smith

CMBSYD

Colombo Bandaranaike Intl

Wed 4/11

9:45 p.m.-7:10 a.m.

1 stop27h 55m

Sydney Kingsford Smith

Wed 31/12

12:00 a.m.-7:30 p.m.

Nonstop0h 00m

C$ 681

ColomboSydney

CMB Colombo Bandaranaike Intl - SYD Sydney Kingsford Smith

CMBSYD

Colombo Bandaranaike Intl

Wed 7/10

9:45 p.m.-6:55 a.m.

1 stop27h 40m

Sydney Kingsford Smith

Wed 31/12

12:00 a.m.-7:30 p.m.

Nonstop0h 00m

C$ 690

ColomboSydney

CMB Colombo Bandaranaike Intl - SYD Sydney Kingsford Smith

CMBSYD

Colombo Bandaranaike Intl

Sat 13/2

12:45 a.m.-1:00 p.m.

1 stop30h 45m

Sydney Kingsford Smith

Wed 31/12

12:00 a.m.-7:30 p.m.

Nonstop0h 00m

C$ 735

ColomboSydney

CMB Colombo Bandaranaike Intl - SYD Sydney Kingsford Smith

CMBSYD

Colombo Bandaranaike Intl

Mon 21/9

9:45 p.m.-7:00 p.m.

1 stop16h 45m

Sydney Kingsford Smith

Sat 26/9

8:35 a.m.-8:45 p.m.

1 stop16h 40m

C$ 1,140

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/9

Showing 1-10 of 17 resultsSorted by cheapest first
1
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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 round-trip price

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?

The best time to book flights from Colombo Bandaranaike Intl Airport to Sydney is 52 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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 C$ 1,147). Flying from Colombo Bandaranaike Intl Airport to Sydney in January is currently the most expensive (average of C$ 2,016). 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?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Colombo Bandaranaike Intl Airport to Sydney as you normally would.

How much does it cost to fly round-trip from Colombo Bandaranaike Intl Airport to Sydney?

Airfare is below average for this route at the moment.

Colombo Bandaranaike Intl Airport to Sydney flights typically cost between C$ 1,245 and C$ 1,418 in September.
The cheapest round-trip price found within the last 5 days was C$ 1,140 on Batik Air (21 Sep-26 Sep).

Related info for your journey

  • What airport do you fly into for flights to Sydney from Colombo Bandaranaike Intl?

    Located just 7.5 km from the city centre, Sydney Kingsford Smith is the airport most travellers will use when flying to Sydney from Colombo Bandaranaike Intl. Booking flights from Colombo Bandaranaike Intl to Kingsford Smith (SYD) should be relatively easy as there are 0 daily inbound flights from Colombo Bandaranaike Intl from 0 different airlines.

  • How long is the flight from Colombo Bandaranaike Intl Airport to Sydney?

    Departing from Colombo Bandaranaike Intl Airport to Sydney will take you 28h. Colombo Bandaranaike Intl Airport and Sydney are separated by a distance of 8756 km.

  • 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 vacation 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 C$ 1,147). Flying from Colombo Bandaranaike Intl Airport to Sydney in January is currently the most expensive (average of C$ 2,016). 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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