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Cheap Flights from Incheon International (ICN) to Sydney (SYD)

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      1. Home
      2. South Korea
      3. Incheon International
      4. Sydney

      Compare Incheon International to Sydney flight deals

      Find the cheapest month or even day of the year to fly to Sydney

      Book the best Sydney fare with no extra fees

      Flight dealsCheapest monthFind the best routeRoute infoFAQsTips and advice

      Flight deals from Incheon International to Sydney

      Looking for a cheap last-minute deal or the best return flight from Incheon International to Sydney? Find the lowest prices on one-way and return tickets right here.
      Sydney.£284 per passenger.Departing Mon, 1 Sep, returning Tue, 16 Sep.Return flight with Cebu Pacific and Hainan Airlines.Outbound indirect flight with Cebu Pacific, departs from Incheon International on Mon, 1 Sep, arriving in Sydney.Inbound indirect flight with Hainan Airlines, departs from Sydney on Tue, 16 Sep, arriving in Incheon International.Price includes taxes and charges.From £284, select.
      Mon, 1 SepICN - SYD with Cebu Pacific
      1 stop
      Tue, 16 SepSYD - ICN with Hainan Airlines
      1 stop
      from £284
      Sydney.£289 per passenger.Departing Mon, 18 Aug, returning Tue, 26 Aug.Return flight with AirAsia X.Outbound indirect flight with AirAsia X, departs from Incheon International on Mon, 18 Aug, arriving in Sydney.Inbound indirect flight with AirAsia X, departs from Sydney on Tue, 26 Aug, arriving in Incheon International.Price includes taxes and charges.From £289, select.
      Mon, 18 AugICN - SYD with AirAsia X
      1 stop
      Tue, 26 AugSYD - ICN with AirAsia X
      1 stop
      from £289
      Sydney.£291 per passenger.Departing Tue, 28 Apr, returning Sat, 9 May.Return flight with Jetstar.Outbound direct flight with Jetstar departs from Incheon International on Tue, 28 Apr, arriving in Sydney.Inbound direct flight with Jetstar departs from Sydney on Sat, 9 May, arriving in Incheon International.Price includes taxes and charges.From £291, select.
      Jetstar
      Tue, 28 AprICN - SYD with Jetstar
      Direct
      Jetstar
      Sat, 9 MaySYD - ICN with Jetstar
      Direct
      from £291
      Sydney.£291 per passenger.Departing Fri, 1 May, returning Sat, 9 May.Return flight with Jetstar.Outbound direct flight with Jetstar departs from Incheon International on Fri, 1 May, arriving in Sydney.Inbound direct flight with Jetstar departs from Sydney on Sat, 9 May, arriving in Incheon International.Price includes taxes and charges.From £291, select.
      Jetstar
      Fri, 1 MayICN - SYD with Jetstar
      Direct
      Jetstar
      Sat, 9 MaySYD - ICN with Jetstar
      Direct
      from £291
      Sydney.£291 per passenger.Departing Wed, 27 Aug, returning Wed, 3 Sep.Return flight with AirAsia X.Outbound indirect flight with AirAsia X, departs from Incheon International on Wed, 27 Aug, arriving in Sydney.Inbound indirect flight with AirAsia X, departs from Sydney on Wed, 3 Sep, arriving in Incheon International.Price includes taxes and charges.From £291, select.
      Wed, 27 AugICN - SYD with AirAsia X
      1 stop
      Wed, 3 SepSYD - ICN with AirAsia X
      1 stop
      from £291
      Sydney.£291 per passenger.Departing Sun, 7 Jun, returning Thu, 11 Jun.Return flight with Jetstar.Outbound direct flight with Jetstar departs from Incheon International on Sun, 7 Jun, arriving in Sydney.Inbound direct flight with Jetstar departs from Sydney on Thu, 11 Jun, arriving in Incheon International.Price includes taxes and charges.From £291, select.
      Jetstar
      Sun, 7 JunICN - SYD with Jetstar
      Direct
      Jetstar
      Thu, 11 JunSYD - ICN with Jetstar
      Direct
      from £291
      Sydney.£291 per passenger.Departing Sat, 23 May, returning Mon, 1 Jun.Return flight with Jetstar.Outbound direct flight with Jetstar departs from Incheon International on Sat, 23 May, arriving in Sydney.Inbound direct flight with Jetstar departs from Sydney on Mon, 1 Jun, arriving in Incheon International.Price includes taxes and charges.From £291, select.
      Jetstar
      Sat, 23 MayICN - SYD with Jetstar
      Direct
      Jetstar
      Mon, 1 JunSYD - ICN with Jetstar
      Direct
      from £291
      Sydney.£291 per passenger.Departing Fri, 3 Apr, returning Wed, 8 Apr.Return flight with Jetstar.Outbound direct flight with Jetstar departs from Incheon International on Fri, 3 Apr, arriving in Sydney.Inbound direct flight with Jetstar departs from Sydney on Wed, 8 Apr, arriving in Incheon International.Price includes taxes and charges.From £291, select.
      Jetstar
      Fri, 3 AprICN - SYD with Jetstar
      Direct
      Jetstar
      Wed, 8 AprSYD - ICN with Jetstar
      Direct
      from £291
      How did we find these deals? The deals you see here are the lowest prices for flight tickets from Incheon International to Sydney found in the last 4 days, and are subject to change and availability.

      Find the cheapest month to fly from Incheon International to Sydney

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Incheon International to Sydney flights are currently cheapest in September.
      Jul
      from £484
      Aug
      from £289
      Sep
      from £284
      Oct
      from £308
      Nov
      from £317
      Dec
      from £350
      Jan
      from £443
      Feb
      from £306
      Mar
      from £291
      Apr
      from £291
      May
      from £291
      Jun
      from £291

      Direct flights from Incheon International to Sydney

      Incheon International to Sydney: Alternative routes

      Compare routes from Incheon International to Sydney below. You may find an airport to fly into that's cheaper, faster, or easier than Sydney.

      Seoul to Sydney: Flight information

      The things to know before you go.
      Cheapest flight found£284
      Cheapest month to flySeptember
      Average flight time10 hrs, 21 mins
      Most popular airlineMIAT Mongolian Airlines
      Average flights per week72

      Finding cheap flights from Incheon International to Sydney: Frequently asked questions

      The best price we found for a return flight from Incheon International to Sydney is £284. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
      10 hours and 21 minutes is the average flight time from Incheon International to Sydney.
      MIAT Mongolian Airlines, KLM and Air France fly direct from Incheon International to Sydney.
      As of July 2025, there are 72 flights per week flying from Incheon International to Sydney.
      The cheapest month to fly from Incheon International to Sydney is usually September.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Incheon International Airport to Sydney Airport on Monday, 1 September 2025.
      Yes – the average flight time is 10 hours and 21 minutes.
      We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Sydney but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
      We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Sydney is around 40 days in advance, so don’t leave your flight to the last minute.
      Currently, Cebu Pacific and Jetstar offer the cheapest flight tickets to Sydney.

      Travelling from Incheon International Airport (ICN) to Sydney (Kingsford Smith) Airport (SYD): what you need to know

      • The average time for a direct flight from Incheon International Airport to Sydney (Kingsford Smith) Airport is 10 hours 35 minutes.

      • The timezone in Sydney is UTC+11, which is two hours ahead of Seoul.

      • Flights from ICN to SYD start from 18:45 — the earliest with Korean Air. The latest departure is at 22:10 with T'Way Air. In total, you can choose from 36 weekly Incheon International Airport to Sydney (Kingsford Smith) Airport flights.

      • To ensure you catch your ICN to SYD flight, leave plenty of time to check in and drop off your luggage. Arriving two hours ahead of international departures and an hour before domestic flights is the general travel rule.

      • Travelling during a peak month such as July? Public holidays and other popular periods can mean longer queues and delays at airport checkpoints. Play things extra safe and arrive up to four hours before an international flight and two hours before domestic departures.

      • There are direct flights from Incheon International Airport to Sydney (Kingsford Smith) Airport, so getting to Sydney (and then exploring more of Australia!) is a breeze. Popular airlines that fly nonstop include:

        • Jetstar

        • Korean Air

        • Asiana Airlines

        • Qantas

        • T'Way Air

      • Jetstar is the airline most travellers choose for this route.

      • The carrier with the top on-time arrival rate for ICN to SYD flights is Korean Air.

      • We make it easy to book a flight with a stopover. To see all your options for tickets from Incheon International Airport to Sydney (Kingsford Smith) Airport, uncheck 'Direct flights only.' Then, pick a flight with a stop long enough to tour your chosen city. Some great stopovers between ICN and SYD include:

        • Taiwan Taoyuan International Airport

        • Hong Kong International Airport

        • Shanghai Pudong International Airport

      How to find the cheapest flights from Incheon International Airport (ICN) to Sydney (Kingsford Smith) Airport (SYD)

      • Currently, £124 is the cheapest price we've seen for a one-way Incheon International Airport to Sydney (Kingsford Smith) Airport flight. The best price for a return plane ticket is £284. Remember that fares may change due to availability when booking.

      • Get cheap tickets from ICN to SYD by booking at least seven months ahead. According to our research, that's the sweet spot for finding the biggest deals.

      • Schedule your trip for June. That's the cheapest month for flights from Incheon International Airport to Sydney (Kingsford Smith) Airport. If you're flexible with your dates, try out the 'Whole month' tool to find the cheapest price across every month.

      • Landing cheap flights from ICN to SYD is a piece of cake with Price Alerts. All you need to do is create one of these automatic alerts and we'll let you know when a lower fare pops up.

      • Select your preferred arrival and departure times, number of stops and airlines with the filters. Or sort your results by 'Cheapest' to get the best deals on flights from Incheon International Airport to Sydney (Kingsford Smith) Airport.

      Handy information about Incheon International Airport (ICN)

      • 54.5% of flights that depart Incheon International Airport make it to their destination on schedule.

      • To discover the best way to travel from central Seoul to Incheon International Airport, use navigation tools like Google Maps. The airport is approximately 30 miles from the city centre.

      • Expect a journey time of around 1 hour 45 minutes on public transport.

      • Have an early flight from Incheon International Airport to Sydney (Kingsford Smith) Airport? Avoid rushing to the terminal (and catch some extra z's) by picking one of these stays close to ICN:

        • Grand Hyatt Incheon

        • Nest Hotel Incheon

        • Best Western Premier Incheon Airport Hotel

      Arriving at Sydney (Kingsford Smith) Airport (SYD)

      • The last thing you want is a lengthy journey to your hotel if you're landing late on an Incheon International Airport to Sydney (Kingsford Smith) Airport flight. Reserve one of these accommodation options near SYD instead:

        • Travelodge Hotel Sydney Airport

        • Meriton Suites Mascot Central

        • Ibis Budget St Peters

      • Go wherever you want, whenever you want with a Sydney (Kingsford Smith) Airport rental car. Book your wheels from simba car hire, Bargain Car Rentals or Yes Drive and find adventure across Sydney and beyond.

      • Get the best deal by booking your vehicle from Sydney (Kingsford Smith) Airport about two weeks in advance of your trip.

      Getting from Sydney (Kingsford Smith) Airport (SYD) to central Sydney

      • Sydney (Kingsford Smith) Airport to central Sydney has a drive time of about 20 minutes. It's approximately 11 miles away.

      • It typically takes 25 minutes if you're using public transport.

      When to fly to Sydney (Kingsford Smith) Airport (SYD)

      • April is the most popular month for flights from Incheon International Airport to Sydney (Kingsford Smith) Airport. For a quieter experience, head to Sydney in April.

      • Book your flight from Incheon International Airport to Sydney (Kingsford Smith) Airport for January if you want to go to Sydney during its warmest month. Expect temperatures of between 17ºC (63ºF) and 32ºC (90ºF).

      • For cooler conditions, look for a cheap ticket from ICN to SYD in July. Temperatures average between 5ºC (41ºF) and 19ºC (66ºF) then.

      Explore more of Australia

      • You've done Sydney, now it's time to explore more of Australia. Travel about 150 miles south-west to Canberra to check off its popular sights. From Australian War Memorial to National Gallery of Australia and Parliament House, you'll have a full itinerary ahead.

      • Around 75 miles north-east of Sydney, Newcastle is another favourite stop in Australia. Experience major highlights starting with Newcastle Beach, Nobbys Beach and Merewether Beach.

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      Plan the rest of your trip from Seoul to Sydney

      • Car hire from Sydney
      • Hotels in Sydney

      Prices shown on this page are estimated lowest prices only. Found in the last 45 days.

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