Cheap flights from Seoul to Australia from $171

In general, March is the cheapest month to fly from Seoul to Australia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $660. If you don’t want to visit Australia in March, then you should wait until May to fly from Seoul, when ticket prices are also cheap, with an average price of $667.

On average, the least expensive day to fly to Australia from Seoul is on a Saturday. momondo users have found tickets for Saturday departures for as low as $501. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Seoul to Australia on a Sunday will generally be more expensive and average around $1,059. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

According to our data, the cheapest time of day to fly to Australia is in the evening. momondo users have found flights departing from Seoul to Australia in the evening for as low as $728. 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 Australia are more costly in the afternoon, with an average ticket price of $1,533. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Incheon Intl to Sydney Kingsford Smith for the best Seoul - Australia flight prices

You are more likely to see cheaper flights to Australia from Seoul when booking weeks ahead of your departure date. In general, you can expect to find flights to Australia for around $865 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Australia from Seoul for as low as $755 on momondo.

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

XiamenAir, AirAsia X, and Sichuan Airlines are the most popular carriers operating from Seoul to Australia

Jetstar, Asiana Airlines and T'way Air are the top three most popular airlines that fly to Australia from Seoul according to our data. Jetstar is the first choice among our users, with 41% of people opting to fly with this airline when travelling to Australia. Keep in mind that there are 8 different airlines that fly to Australia on a routine basis, so you have a few additional options to choose from.

Historically, on average around 0% of flights between Seoul and Australia have experienced a delay on any given week. The average delay length over the past 12 months has been 0 minutes.

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

As of March 2026, 15 flights take off from Seoul and land in Australia each day. The most common flight departure time for this route is 18:00, with 97% of daily flights taking off in the evening.

As of March 2026, there are 109 flights per week flying from Seoul to Australia. The most common day of the week flights depart is Sat, with 18% of flights taking off on this day.