Cheapflights Tip: The best prices from Sydney Kingsford Smith to Incheon Intl are usually found in March or June, booked 78 days in advance, depart on a Thursday or Wednesday and return on a Monday
Cheap flight deals from Sydney to Incheon Intl
Discover tips and strategies to find the most affordable flight options for your journey from Sydney (SYD) to Incheon Intl (ICN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 31 October 2025.
Popular in
December
Cheapest in
March
Average price
£485
Good one-way deal
£394 or less
Highest demand for flights based on searches. 17% potential increase in price (£81 potential increase over avg. return price).
Best time to book a flight from Sydney to Incheon Intl
Have a flexible travel schedule? Discover the best time to fly to Incheon Intl from Sydney with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Sydney to Incheon Intl Airport
Prices
Airlines
Delays
How far ahead should I book a flight from Sydney to Incheon Intl Airport?
Use this chart to determine the optimal time to book a return flight from Sydney to Incheon Intl. Price data was last updated on 24 October 2025.
To ensure you get the cheapest price possible for a flight from Sydney to Incheon Intl Airport, you should look to book at least 78 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Sydney to Incheon Intl Airport?
Currently, June is the cheapest month in which you can book a flight from Sydney to Incheon Intl Airport (average of £170). Flying from Sydney to Incheon Intl Airport in December is currently the most expensive (average of £323). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from SYD to ICN?
Find hourly flight availability from Sydney to Incheon Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 31 October 2025.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Sydney to Incheon Intl Airport as you normally would.
Weekly flight availability from Sydney to Incheon Intl Airport
Explore weekly flight availability from Sydney to Incheon Intl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 31 October 2025.
The most flights from SYD to ICN are scheduled on a Monday (10 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (9 on average).
How often are flights from Sydney to Incheon delayed?
About 29% of weekly flights between Sydney and Incheon have experienced delays in the past year, with the average delay time being 121 minutes.
What is the most punctual flight time for Sydney to Incheon flights?
Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Wednesday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Sydney to Incheon flights?
Over the past year, Atlas Air have had the lowest number of delays on this route, with just 20% of flights being delayed.
Related info for your journey
Find useful and relevant information for your journey from Sydney to Incheon Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
What airport do you fly from for flights from Sydney to Incheon Intl?
For a flight from Sydney to Incheon Intl, you will be flying from Kingsford Smith. Sydney Kingsford Smith (SYD) is just 4.6 mi from the center of the city. Kingsford Smith is the only Sydney airport and it handles 9 outbound flights to Incheon Intl per day. 0 airlines have flights to Incheon Intl from Sydney Kingsford Smith on a regular basis.
How popular is this Sydney to Incheon Intl Airport flight route?
Within the past month, 46 users have taken a look at flights from Sydney Kingsford Smith to Incheon Intl.
What are the most reliable airlines from Sydney to Incheon Intl Airport?
The top 3 most reliable airlines when flying from Sydney to Incheon Intl Airport are T'way Air (77%), Qantas Airways (61%) and Jetstar (61%).
Can I find deals for flights from Sydney to Incheon Intl that include hotel bookings?
Yes. In addition to deals on Sydney to Incheon Intl flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Sydney to Incheon Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sydney to Incheon Intl.
Can I find deals for business class flights from Sydney to Incheon Intl?
Yes. Cheapflights offers flight deals from Sydney to Incheon Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Sydney to Incheon Intl Airport?
Currently, June is the cheapest month in which you can book a flight from Sydney to Incheon Intl Airport (average of £170). Flying from Sydney to Incheon Intl Airport in December is currently the most expensive (average of £323). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Explore flights to Incheon Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 31 October 2025.
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Sydney to Incheon Intl?
Cheapflights makes it easy to find Sydney to Incheon Intl flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.
Why should you use Cheapflights to find cheap flight tickets from Sydney to Incheon Intl?
It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Sydney to Incheon Intl.
Can Cheapflights find flights from Sydney to Incheon Intl with no change fees?
Yes! Cheapflights helps users easily find flights from Sydney to Incheon Intl with no change fees.
Can Cheapflights notify me if prices for flights from Sydney to Incheon Intl become cheaper?
Yes! Start tracking prices for Sydney to Incheon Intl flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.
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