Cheap Flights from Seoul to Sydney from $171

Frequently Asked Questions

• What are the cheapest flights from Seoul to Sydney (SEL-SYD)?

  Based on Trip.com data, AirAsia X offers one-way fares as low as $171 on Cheapest nonstop routes (e.g. ICN to SYD on Fri, Apr 17), while AirAsia X offers Cheapest nonstop round-trips from $363 departing on Thu, Apr 16 and returning on Sun, Apr 19.

• Which airlines offer direct flights from Seoul to Sydney?

  At the moment, you can catch a nonstop flight from Seoul to Sydney with the following airlines, including: T'Way Air Jetstar Airways Asiana Airlines Qantas Airways Korean Air Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

• How long does it take to fly from Seoul (SEL) to Sydney (SYD) and what is the distance?

  It takes around 10 hours 15 minutes to fly from Seoul (SEL) to Sydney (SYD).

• When is the best time to book flights from Seoul to Sydney?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Seoul to Sydney is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How many flights are there per week from Seoul to Sydney?

  Based on Trip.com data in the past 4 weeks, there is 19 flight per week flying from Seoul to Sydney. You can check the weekly schedule for popular airlines on this route below: Asiana Airlines: S/M/T/W/T/F/S -- OZ601 (20:23)

• How can I find the best deals on flights from Seoul to Sydney?

  To find best deals on flights from Seoul to Sydney, you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Fri, Apr 17, with one-way flights priced at just $171.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is T'Way Air.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Avoid peak season unless you book very early. It seems the peak season for Sydney travel is around July.
  · Get exclusive promo codes for Trip.com app users.

• When are flight tickets from Seoul (SEL) to Sydney (SYD) the cheapest?

  The cheapest months to fly from Seoul to Sydney is December, when demand for travel is lower.

• Which upcoming date is cheapest to fly from Seoul to Sydney on?

  After crunching the numbers on our March flight calendar, it's currently cheapest to fly from Seoul to Sydney on March 26, 2026 with AirAsia X Berhad, with prices starting at $155.

• Which airports can I fly to for Sydney from Seoul?

  You can land at any one of the following hubs in Sydney, with Incheon International Airport to Sydney Airport (ICN-SYD) is by far the most common option on this route: Sydney Airport (SYD).

• Is there any time difference between Seoul and Sydney?

  The time difference between Sydney and Seoul is 1h.

• How do I change or cancel my ticket from Seoul to Sydney?

  Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.