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Cheap flights from Colombo Bandaranaike Intl Airport to Sydney from $321

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Colombo Bandaranaike Intl Airport to Sydney departing on 9/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Colombo Bandaranaike Intl Airport to Sydney

Cheap round-trip flights

Logo
3:30 am - 7:50 amCMB-SYD
23h 50m2 stops
Logo
9:15 pm - 9:55 pmSYD-CMB
29h 10m1 stop
$500
Find Deal
Fri, Aug 29 - Thu, Sep 11
Logo
10:55 pm - 7:30 pmCMB-SYD
40h 05m3 stops
Logo
9:15 pm - 9:55 pmSYD-CMB
29h 10m1 stop
$546
Find Deal
Sat, Aug 30 - Thu, Sep 11
Logo
10:40 am - 7:50 amCMB-SYD
16h 40m1 stop
Logo
9:15 pm - 9:55 pmSYD-CMB
29h 10m1 stop
$547
Find Deal
Sat, Aug 30 - Thu, Sep 11
Logo
3:30 am - 7:50 amCMB-SYD
23h 50m2 stops
Logo
8:45 pm - 9:55 pmSYD-CMB
29h 40m2 stops
$548
Find Deal
Fri, Aug 29 - Thu, Sep 11
Cathay Pacific Logo
12:50 am - 9:40 amCMB-SYD
27h 20m1 stop
Cathay Pacific Logo
11:05 am - 11:30 pmSYD-CMB
17h 55m1 stop
$756Cathay Pacific
Find Deal
Fri, Oct 24 - Sat, Nov 15
Cathay Pacific Logo
12:45 am - 7:15 amCMB-SYD
25h 00m1 stop
Cathay Pacific Logo
3:15 pm - 11:30 pmSYD-CMB
37h 45m1 stop
$757Cathay Pacific
Find Deal
Tue, Nov 11 - Sat, Nov 22
Malaysia Airlines Logo
12:05 am - 6:35 amCMB-SYD
26h 00m1 stop
Malaysia Airlines Logo
1:05 pm - 10:50 pmSYD-CMB
14h 15m1 stop
$783Malaysia Airlines
Find Deal
Fri, Aug 29 - Thu, Sep 11
Malaysia Airlines Logo
12:20 am - 10:00 amCMB-SYD
29h 10m1 stop
Malaysia Airlines Logo
10:10 pm - 10:50 pmSYD-CMB
29h 10m1 stop
$802Malaysia Airlines
Find Deal
Sat, Sep 13 - Sun, Sep 21
SriLankan Airlines Logo
12:20 am - 2:55 pmCMB-SYD
10h 05mnonstop
SriLankan Airlines Logo
4:10 pm - 10:55 pmSYD-CMB
11h 15mnonstop
$1,079SriLankan Airlines
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Fri, Sep 12 - Sat, Sep 20
Qantas Airways Logo
7:50 am - 7:25 amCMB-SYD
18h 05m1 stop
Qantas Airways Logo
2:30 pm - 11:00 amSYD-CMB
26h 00m1 stop
$1,081Qantas Airways
Find Deal
Sat, Oct 25 - Sat, Nov 15

Cathay Pacific flights from Colombo Bandaranaike Intl Airport to Sydney

Our best Cathay Pacific deals on Colombo Bandaranaike Intl Airport to Sydney flight tickets
Cathay Pacific
Oct 24
CMB12:50 amColombo Bandaranaike Intl
27h 20m
1 stop
SYD9:40 amSydney Kingsford Smith
Nov 15
SYD11:05 amSydney Kingsford Smith
17h 55m
1 stop
CMB11:30 pmColombo Bandaranaike Intl
$756
Find similar
Cathay Pacific
Nov 11
CMB12:45 amColombo Bandaranaike Intl
25h 00m
1 stop
SYD7:15 amSydney Kingsford Smith
Nov 22
SYD3:15 pmSydney Kingsford Smith
37h 45m
1 stop
CMB11:30 pmColombo Bandaranaike Intl
$757
Find similar
Cathay Pacific
Aug 17
CMB12:50 amColombo Bandaranaike Intl
29h 30m
1 stop
SYD10:50 amSydney Kingsford Smith
Aug 31
SYD9:50 pmSydney Kingsford Smith
30h 10m
1 stop
CMB11:30 pmColombo Bandaranaike Intl
$778
Find similar

Malaysia Airlines flights from Colombo Bandaranaike Intl Airport to Sydney

Our best Malaysia Airlines deals on Colombo Bandaranaike Intl Airport to Sydney flight tickets
Malaysia Airlines
Aug 29
CMB12:05 amColombo Bandaranaike Intl
26h 00m
1 stop
SYD6:35 amSydney Kingsford Smith
Sep 11
SYD1:05 pmSydney Kingsford Smith
14h 15m
1 stop
CMB10:50 pmColombo Bandaranaike Intl
$783
Find similar
Malaysia Airlines
Sep 13
CMB12:20 amColombo Bandaranaike Intl
29h 10m
1 stop
SYD10:00 amSydney Kingsford Smith
Sep 21
SYD10:10 pmSydney Kingsford Smith
29h 10m
1 stop
CMB10:50 pmColombo Bandaranaike Intl
$802
Find similar
Malaysia Airlines
Sep 12
CMB12:05 amColombo Bandaranaike Intl
15h 00m
1 stop
SYD7:35 pmSydney Kingsford Smith
Sep 20
SYD10:10 pmSydney Kingsford Smith
29h 15m
1 stop
CMB10:55 pmColombo Bandaranaike Intl
$887
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Colombo Bandaranaike Intl Airport 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, momondo users made 832,500 searches. Data last updated August 1, 2025.
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

ColomboSydney

CMB - SYD

CMBSYD

Colombo Bandaranaike Intl

Fri 8/29

3:30 am-7:50 am

2 stops23h 50m

Sydney Kingsford Smith

Thu 9/11

9:15 pm-9:55 pm

1 stop29h 10m

$500

ColomboSydney

CMB - SYD

CMBSYD

Colombo Bandaranaike Intl

Sat 8/30

10:55 pm-7:30 pm

3 stops40h 05m

Sydney Kingsford Smith

Thu 9/11

9:15 pm-9:55 pm

1 stop29h 10m

$546

ColomboSydney

CMB - SYD

CMBSYD

Colombo Bandaranaike Intl

Sat 8/30

10:40 am-7:50 am

1 stop16h 40m

Sydney Kingsford Smith

Thu 9/11

9:15 pm-9:55 pm

1 stop29h 10m

$547

ColomboSydney

CMB - SYD

CMBSYD

Colombo Bandaranaike Intl

Fri 8/29

3:30 am-7:50 am

2 stops23h 50m

Sydney Kingsford Smith

Thu 9/11

8:45 pm-9:55 pm

2 stops29h 40m

$548

ColomboSydney

CMB - SYD

CMBSYD

Colombo Bandaranaike Intl

Fri 10/24

12:50 am-9:40 am

1 stop27h 20m

Sydney Kingsford Smith

Sat 11/15

11:05 am-11:30 pm

1 stop17h 55m

$756

ColomboSydney

CMB - SYD

CMBSYD

Colombo Bandaranaike Intl

Tue 11/11

12:45 am-7:15 am

1 stop25h 00m

Sydney Kingsford Smith

Sat 11/22

3:15 pm-11:30 pm

1 stop37h 45m

$757

ColomboSydney

CMB - SYD

CMBSYD

Colombo Bandaranaike Intl

Fri 8/29

12:05 am-6:35 am

1 stop26h 00m

Sydney Kingsford Smith

Thu 9/11

1:05 pm-10:50 pm

1 stop14h 15m

$783

ColomboSydney

CMB - SYD

CMBSYD

Colombo Bandaranaike Intl

Sat 9/13

12:20 am-10:00 am

1 stop29h 10m

Sydney Kingsford Smith

Sun 9/21

10:10 pm-10:50 pm

1 stop29h 10m

$802

ColomboSydney

CMB - SYD

CMBSYD

Colombo Bandaranaike Intl

Fri 9/12

12:20 am-2:55 pm

Nonstop10h 05m

Sydney Kingsford Smith

Sat 9/20

4:10 pm-10:55 pm

Nonstop11h 15m

$1,079

ColomboSydney

CMB - SYD

CMBSYD

Colombo Bandaranaike Intl

Sat 10/25

7:50 am-7:25 am

1 stop18h 05m

Sydney Kingsford Smith

Sat 11/15

2:30 pm-11:00 am

1 stop26h 00m

$1,081

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Sydney from

How to get the cheapest flight ticket from Colombo Bandaranaike Intl Airport to Sydney

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Colombo Bandaranaike Intl Airport and Sydney?

What is the cheapest month to fly to Sydney?

In general, August is the cheapest month to fly from Colombo Bandaranaike Intl Airport to Sydney. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $933. If you are unable to visit Sydney during the month of August, then departing from Colombo Bandaranaike Intl Airport during the month May is also very affordable. Most momondo users find prices during this month for around $955.

What is the cheapest day to depart on your flight to Sydney?

The cheapest day to depart from Colombo Bandaranaike Intl Airport to Sydney is on a Thursday when prices can be found for as low as $984. The most expensive day to fly to Sydney is Friday, with ticket prices averaging around $1,288.

What is the cheapest time of day to depart on your flight to Sydney?

According to our data, the cheapest time of day to fly to Sydney is in the morning. momondo users have found flights departing from Colombo Bandaranaike Intl Airport to Sydney in the morning for as low as $998. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Sydney are more costly in the evening, with an average ticket price of $1,250. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Colombo Bandaranaike Intl to Sydney Kingsford Smith flight route?

Fly from Colombo Bandaranaike Intl to Sydney Kingsford Smith for the best Colombo Bandaranaike Intl - Sydney Kingsford Smith flight prices

How far in advance should I book a flight to Sydney?

You are more likely to see cheaper flights to Sydney from Colombo Bandaranaike Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around $1,065 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from Colombo Bandaranaike Intl Airport for as low as $840 on momondo.

What cabin class options are available on Colombo Bandaranaike Intl to Sydney Kingsford Smith flights?

There are 2 cabin classes available to choose from on Colombo Bandaranaike Intl to Sydney Kingsford Smith flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Colombo Bandaranaike Intl Airport to Sydney flights?

No. A direct flight is the cheapest option for a flight between Colombo Bandaranaike Intl Airport to Sydney.

How have Colombo Bandaranaike Intl Airport to Sydney flight prices changed over time?

As of August 2025, prices for Colombo Bandaranaike Intl Airport to Sydney flights are approximately 33% cheaper when compared to flights at the same time last year.

When to book flights from Colombo Bandaranaike Intl Airport to Sydney

Are you open to changing your travel dates? Check out the ideal times to fly from Colombo Bandaranaike Intl Airport to Sydney according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Colombo Bandaranaike Intl Airport to Sydney (CMB to SYD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Colombo Bandaranaike Intl Airport to Sydney

Best Price Found

$321

Fastest flight time

10h 05m

Direct flights

Tue, Fri and Sat

Airports in Sydney

1 airport
The best one-way flight to Sydney from Colombo Bandaranaike Intl Airport in the past 72 hours is $321. The best round-trip flight deal from Colombo Bandaranaike Intl Airport to Sydney found on momondo in the last 72 hours is $500.
The fastest flight from Colombo Bandaranaike Intl Airport to Sydney takes 10h 05m
Direct flights go from Colombo Bandaranaike Intl Airport to Sydney on Tuesday, Friday and Saturday. The only airline offering direct flights is SriLankan Airlines.
There is 1 airport near Sydney: Sydney Kingsford Smith (SYD)
Search flight deals

  • How far is Colombo Bandaranaike Intl to Sydney Kingsford Smith by plane?

    Colombo Bandaranaike Intl and Sydney Kingsford Smith are 5441.3 mi apart from one another. A reasonable flight in good conditions will take 10h 05m.

  • When did momondo last update prices for flights from Colombo Bandaranaike Intl Airport to Sydney Kingsford Smith Airport?

    Prices for flights from Colombo Bandaranaike Intl Airport to Sydney Kingsford Smith Airport refresh daily.

  • How many operators does momondo search for flights from Colombo Bandaranaike Intl Airport to Sydney Kingsford Smith Airport?

  • How old do you have to be to fly from Colombo Bandaranaike Intl Airport to Sydney Kingsford Smith Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Colombo Bandaranaike Intl Airport to Sydney Kingsford Smith Airport.

  • What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

    The necessary travel and health documents for your Sydney Kingsford Smith Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Colombo Bandaranaike Intl Airport to Sydney?

  • What is the most popular airline from Colombo Bandaranaike Intl Airport to Sydney?

Best airlines flying from Colombo Bandaranaike Intl Airport to Sydney

Compare and see reviews for airlines that fly from Colombo Bandaranaike Intl Airport to Sydney with momondo
Airline
Rating
Free Cancellation
Price
Qantas AirwaysPriceFrom $749Free CancellationRating
7.5
887 reviews
Search Qantas Airways flights
Singapore AirlinesPriceFrom $777Free CancellationRating
8.1
1,338 reviews
Search Singapore Airlines flights
Malaysia AirlinesPriceFrom $859Free CancellationRating
7.4
271 reviews
Search Malaysia Airlines flights
SriLankan AirlinesPriceFrom $1,116Free CancellationRating
6.8
75 reviews
Search SriLankan Airlines flights

  • SriLankan Airlines Flights From Colombo Bandaranaike Intl Airport to Sydney

    SriLankan Airlines is one of the most popular airlines flying from Colombo Bandaranaike Intl Airport to Sydney, operating 4 flights/week on average for this route. A good SriLankan Airlines flight deal for Colombo Bandaranaike Intl Airport to Sydney starts from $1,116 round-trip, up to an average price of $1,241. Our users have rated SriLankan Airlines at 6.8/10.

Traveling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Bondi Beach
Katoomba
Wollongong
Randwick
Coogee
Cronulla
Penrith
Manly
Charlestown
Lithgow
Swansea
Leura
Terrigal

Why use momondo?

Why should I use momondo to find a flight deal from Colombo to Sydney?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Colombo to Sydney for you.

Can I find flights from Colombo to Sydney with flexible booking policies on momondo?

Yes. All flights to Sydney from Colombo on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Colombo to Sydney?

Once you have performed a search for Colombo to Sydney flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Colombo to Sydney right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Sydney, momondo offers a useful price alert feature which will track prices for flights to Sydney from Colombo and alert you when they change.

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