Cheap flights from Sydney to Seoul from $309

If you don’t want to visit Seoul in May, then you should wait until June to fly from Sydney, when ticket prices are also cheap, with an average price of $690.

The cheapest day to depart from Sydney to Seoul is on a Tuesday when prices can be found for as low as $1,133. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Sydney to Seoul for around $1,338.

Our data shows that the cheapest Sydney to Seoul flights are usually those with departure times in the morning. Our users have found flights to Seoul in the morning for as low as $1,233. In the evening is when there is more demand to fly to Seoul, so prices are often more expensive at around $1,609 per ticket.

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

You are more likely to see cheaper flights to Seoul from Sydney when booking weeks ahead of your departure date. In general, you can expect to find flights to Seoul for around $995 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seoul from Sydney for as low as $841 on momondo.

There are 3 cabin classes available to choose from on Sydney Kingsford Smith to Seoul 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 13% on your flight if you consider stops on a Sydney to Seoul flight.

As of April 2026, prices for Sydney to Seoul flights are approximately 5% cheaper when compared to flights at the same time last year.

AirAsia X and Jetstar are the most popular carriers operating from Sydney Kingsford Smith to Seoul

Jetstar, Asiana Airlines and T'way Air are the top three most popular airlines that fly to Seoul from Sydney according to our data. Jetstar is the first choice among our users, with 40% of people opting to fly with this airline when travelling to Seoul. Keep in mind that there are 19 different airlines that fly to Seoul on a routine basis, so you have a few additional options to choose from.

Guangzhou (CAN) was the most common stop: 44% of momondo users choosing one-stop flights on this route connected there.

Flights via Guangzhou (CAN) offer the lowest average return price of $539.

Flights connecting via Taipei City (TPE) have the shortest average one-way travel time: 14h 05m.

Taipei City (TPE) has the shortest average stopover time for this route: 1h 38m.

As of April 2026, 10 flights take off from Sydney and land in Seoul each day. The most common flight departure time for this route is 07:00, with 100% of daily flights taking off at midday.

As of April 2026, 71 flights take off from Sydney and land in Seoul each week. The most common flight departure day for this route is Thu, with 15% of weekly flights taking off on this day.