Cheap flights from Colombo Bandaranaike Intl Airport to Sydney from $579

The month of April is, on average, the cheapest month to fly to Sydney from Colombo Bandaranaike Intl Airport, with most prices found around $1,200. If you aren’t able to travel to Sydney during the month of April, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $1,201.

Our data shows that Thursday is the least expensive day to fly to Sydney. Tickets to fly out on this day can be as low as $1,567. The most expensive day to fly to Sydney is Sunday, with ticket prices averaging around $1,968.

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

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 $1,482 when searching weeks before you fly. 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 $1,230 on momondo.

There is only 1 cabin class available to choose from on Colombo Bandaranaike Intl Airport to Sydney flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 98% on your flight if you consider stops on a Colombo Bandaranaike Intl Airport to Sydney flight.

Historically, on average around 37% of flights between Colombo and Sydney have experienced a delay on any given week. The average delay length over the past 12 months has been 118 minutes.

Generally, flights departing at night tend to experience fewer delays. Flights departing at night have, in the past, seen delays more frequently in comparison.

Sunday is statistically the day of the week that experiences the fewest delays on this flight route. Saturday has historically seen more delays on average compared to the rest of the week.

According to our data, SriLankan Airlines have had the fewest delays on this route over the last 12 months, with about 37% of their flights experiencing any sort of delay.

Singapore (SIN) was the most common stop: 74% of momondo users choosing one-stop flights on this route connected there.

Flights via Singapore (SIN) offer the lowest average return price of $1,297.

Flights connecting via Singapore (SIN) have the shortest average one-way travel time: 14h 08m.

Singapore (SIN) has the shortest average stopover time for this route: 2h 34m.

As of July 2026, there are 1 flights per day flying from Colombo Bandaranaike Intl Airport to Sydney. The most common time of day flights depart is 00:00, with 100% of flights taking off in the morning.

The number of flights available between Colombo Bandaranaike Intl Airport and Sydney is 7 per week as of July 2026. The most frequent departure day is Tue, with 29% of weekly flights leaving on this day.