Cheap flights from Kuala Lumpur Intl Airport to Sydney from $312

The month of October is, on average, the cheapest month to fly to Sydney from Kuala Lumpur Intl Airport, with most prices found around $608. If you aren’t able to travel to Sydney during the month of October, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $628.

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 $603. The most expensive day to fly to Sydney is Friday, with ticket prices averaging around $745.

According to our data, the cheapest time of day to fly to Sydney is in the morning. momondo users have found flights departing from Kuala Lumpur Intl Airport to Sydney in the morning for as low as $610. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $979 on average. Flights to Sydney from Kuala Lumpur Intl Airport in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.

Fly from Kuala Lumpur Intl to Sydney Kingsford Smith for the best Kuala Lumpur Intl - Sydney Kingsford Smith flight prices

You are more likely to see cheaper flights to Sydney from Kuala Lumpur Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around $717 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 Kuala Lumpur Intl Airport for as low as $630 on momondo.

There are 3 cabin classes available to choose from on Kuala Lumpur 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.

AirAsia X, Garuda Indonesia, and VietJet Air are the most popular carriers operating from Kuala Lumpur Intl to Sydney Kingsford Smith

AirAsia X, Malaysia Airlines and Scoot are the top three most popular airlines that fly to Sydney from Kuala Lumpur Intl Airport according to our data. AirAsia X is the first choice among our users, with 64% of people opting to fly with this airline when travelling to Sydney. Keep in mind that there are 4 different airlines that fly to Sydney on a routine basis, so you have a few additional options to choose from.

Historically, on average around 16% of flights between Kuala Lumpur and Sydney have experienced a delay on any given week. The average delay length over the past 12 months has been 149 minutes.

Generally, flights departing at night tend to experience fewer delays. Flights departing in the morning 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. Wednesday has historically seen more delays on average compared to the rest of the week.

According to our data, AirAsia X have had the fewest delays on this route over the last 12 months, with about 9% of their flights experiencing any sort of delay.

As of June 2026, there are 27 flights per day flying from Kuala Lumpur Intl Airport to Sydney. The most common time of day flights depart is 23:00, with 60% of flights taking off in the evening.

As of June 2026, 192 flights take off from Kuala Lumpur Intl Airport and land in Sydney each week. The most common flight departure day for this route is Mon, with 15% of weekly flights taking off on this day.