Cheap flights from Sydney to Colombo from $421

In general, February is the cheapest month to fly from Sydney to Colombo Bandaranaike Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,089. If you are unable to visit Colombo Bandaranaike Intl Airport during the month of February, then departing from Sydney during the month October is also very affordable. Most momondo users find prices during this month for around $1,116.

Our data shows that Thursday is the least expensive day to fly to Colombo Bandaranaike Intl Airport. Tickets to fly out on this day can be as low as $1,284. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Sydney to Colombo Bandaranaike Intl Airport for around $1,383.

Our most recent data shows that the best time of day to fly to Colombo Bandaranaike Intl Airport is in the afternoon. Flights from Sydney to Colombo Bandaranaike Intl Airport during this time can be as low as $1,314. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $1,481 on average. Flights to Colombo Bandaranaike Intl Airport from Sydney in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.

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

You are more likely to see cheaper flights to Colombo Bandaranaike Intl Airport from Sydney when booking weeks ahead of your departure date. In general, you can expect to find flights to Colombo Bandaranaike Intl Airport for around $1,310 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Colombo Bandaranaike Intl Airport from Sydney for as low as $1,189 on momondo.

There are 3 cabin classes available to choose from on Sydney to Colombo Bandaranaike Intl Airport flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

As of October 2026, prices for Sydney to Colombo Bandaranaike Intl Airport flights are approximately 2% cheaper when compared to flights at the same time last year.

China Eastern and Jetstar are the most popular carriers operating from Sydney Kingsford Smith to Colombo Bandaranaike Intl

SriLankan Airlines, Singapore Airlines and Malaysia Airlines are the top three most popular airlines that fly to Colombo Bandaranaike Intl Airport from Sydney according to our data. SriLankan Airlines is the first choice among our users, with 49% of people opting to fly with this airline when travelling to Colombo Bandaranaike Intl Airport. Keep in mind that there are 13 different airlines that fly to Colombo Bandaranaike Intl Airport on a routine basis, so you have a few additional options to choose from.

Historically, on average around 35% of flights between Sydney and Colombo have experienced a delay on any given week. The average delay length over the past 12 months has been 129 minutes.

Generally, flights departing in the evening tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

Tuesday 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 35% of their flights experiencing any sort of delay.

Singapore (SIN) was the most common stop: 42% of momondo users choosing one-stop flights on this route connected there.

Flights via Doha (DOH) offer the lowest average return price of $1,014.

Flights connecting via Melbourne (MEL) have the shortest average one-way travel time: 14h 55m.

Bangkok (BKK) has the shortest average stopover time for this route: 2h 14m.