Cheap flights from Incheon Intl Airport to Sydney from $291
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/11. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — SYD
23 Oct — 30 Oct1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Incheon Intl to Sydney Kingsford Smith are usually found in March or May, booked 82 days in advance, depart on a Sunday or Tuesday and return on a Tuesday
Cheap flight deals from Incheon Intl to Sydney
Enter your travel dates to find the best prices.
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Cheapest flights from Incheon Intl to Sydney
Explore the most affordable flight options available from Incheon Intl to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 September 2026.
Thu 22/1021:50 -
Nonstop10h 15m
Mon 2/1111:40 -
Nonstop10h 35m
Deal found 23/9$808
Mon 26/1021:50 -
Nonstop10h 15m
Mon 2/1111:40 -
Nonstop10h 35m
Deal found 23/9$810
Fri 16/1008:30 -
2 stops22h 30m
Sat 24/1011:00 -
2 stops29h 40m
Deal found 23/9$811
Wed 18/1119:55 -
2 stops35h 10m
Sun 29/1111:05 -
2 stops33h 50m
Deal found 22/9$813
Sun 22/1112:00 -
2 stops19h 15m
Sun 29/1111:05 -
1 stop26h 10m
Deal found 21/9$815
Fri 16/1008:30 -
2 stops22h 30m
Wed 21/1021:30 -
2 stops25h 10m
Deal found 22/9$817
Fri 20/1120:50 -
1 stop34h 10m
Fri 27/1111:10 -
1 stop34h 40m
Deal found 22/9$818
Fri 13/1119:55 -
2 stops35h 05m
Sun 22/1111:05 -
3 stops28h 10m
Deal found 22/9$820
Mon 23/1120:50 -
1 stop34h 15m
Wed 2/1211:10 -
2 stops33h 45m
Deal found 22/9$821
Wed 18/1119:55 -
2 stops35h 10m
Wed 25/1111:10 -
1 stop26h 05m
Deal found 22/9$822
Sat 21/1115:40 -
2 stops39h 35m
Fri 27/1111:10 -
2 stops33h 45m
Deal found 22/9$824
Best flights from Incheon Intl to Sydney
Discover carefully curated flight deals from Incheon Intl to Sydney that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 23 September 2026.
Sun 28/216:55 -
1 stop17h 15m
Sat 6/320:05 -
1 stop21h 35m
Deal found 21/9$955
Fri 19/221:50 -
Nonstop10h 15m
Sun 28/211:40 -
Nonstop10h 35m
Deal found 22/9$1,026
Thu 22/1010:35 -
1 stop20h 40m
Wed 4/1115:15 -
1 stop16h 15m
Deal found 20/9$1,215
Tue 17/1107:00 -
2 stops25h 00m
Wed 25/1112:05 -
2 stops19h 55m
Deal found 20/9$1,257
Fri 26/211:05 -
2 stops41h 00m
Sat 6/322:15 -
1 stop24h 40m
Deal found 22/9$1,428
Thu 29/1023:15 -
1 stop17h 35m
Mon 2/1120:05 -
1 stop15h 45m
Deal found 18/9$1,047
Wed 23/1221:50 -
Nonstop10h 15m
Thu 31/1211:40 -
Nonstop10h 35m
Deal found 22/9$1,087
Tue 19/121:30 -
1 stop22h 45m
Thu 28/111:40 -
Nonstop10h 35m
Deal found 21/9$1,160
Mon 16/1111:05 -
2 stops44h 55m
Sun 22/1112:05 -
2 stops43h 55m
Deal found 18/9$1,306
Sun 10/121:50 -
Nonstop10h 15m
Wed 20/111:40 -
Nonstop10h 35m
Deal found 20/9$1,202
Mon 1/223:15 -
1 stop40h 40m
Sat 13/219:10 -
1 stop16h 40m
Deal found 19/9$1,340
Wed 23/1221:50 -
Nonstop10h 15m
Fri 1/111:40 -
Nonstop10h 35m
Deal found 19/9$1,262
Direct flights from Incheon Intl to Sydney
Explore direct flight options from Incheon Intl to Sydney based on user searches, and compare prices and availability for your desired travel dates. Data last updated 23 September 2026.
Thu 22/1021:50 -
Nonstop10h 15m
Tue 27/1011:40 -
Nonstop10h 35m
Deal found 23/9$810
Tue 10/1121:50 -
Nonstop10h 15m
Tue 17/1111:40 -
Nonstop10h 35m
Deal found 22/9$811
Mon 1/321:50 -
Nonstop10h 15m
Mon 8/311:40 -
Nonstop10h 35m
Deal found 22/9$813
Tue 20/1022:10 -
Nonstop10h 45m
Thu 29/1011:40 -
Nonstop10h 35m
Deal found 22/9$815
Sat 6/321:50 -
Nonstop10h 15m
Sun 14/311:40 -
Nonstop10h 35m
Deal found 22/9$817
Fri 30/1021:50 -
Nonstop10h 15m
Tue 3/1111:40 -
Nonstop10h 35m
Deal found 22/9$824
Thu 22/1021:50 -
Nonstop10h 15m
Thu 29/1012:15 -
Nonstop11h 00m
Deal found 21/9$827
Mon 26/1021:50 -
Nonstop10h 15m
Wed 4/1111:40 -
Nonstop10h 35m
Deal found 19/9$828
Wed 11/1121:50 -
Nonstop10h 15m
Wed 18/1112:15 -
Nonstop11h 00m
Deal found 19/9$829
Sun 28/221:50 -
Nonstop10h 15m
Sun 7/311:40 -
Nonstop10h 35m
Deal found 18/9$831
Thu 12/1121:50 -
Nonstop10h 15m
Wed 18/1112:15 -
Nonstop11h 00m
Deal found 21/9$832
Wed 11/1121:50 -
Nonstop10h 15m
Tue 17/1112:15 -
Nonstop11h 00m
Deal found 20/9$834
Last-minute flights from Incheon Intl to Sydney
Discover last-minute flight deals from Incheon Intl to Sydney. Data last updated 23 September 2026 and is based on user searches.
Tue 13/1012:15 -
1 stop18h 45m
Tue 20/1011:05 -
2 stops33h 35m
Deal found 21/9$814
Wed 14/1007:45 -
2 stops23h 15m
Sun 18/1021:30 -
3 stops27h 15m
Deal found 22/9$813
Fri 16/1008:30 -
2 stops22h 30m
Sat 24/1011:00 -
2 stops29h 40m
Deal found 23/9$811
Fri 16/1008:30 -
2 stops22h 30m
Wed 21/1021:30 -
2 stops25h 10m
Deal found 22/9$817
Sun 18/1012:00 -
2 stops19h 00m
Thu 22/1011:00 -
2 stops27h 10m
Deal found 22/9$818
Tue 20/1022:10 -
Nonstop10h 45m
Thu 29/1011:40 -
Nonstop10h 35m
Deal found 22/9$815
Tue 20/1011:40 -
1 stop18h 40m
Fri 23/1011:45 -
Nonstop10h 30m
Deal found 23/9$824
Tue 20/1011:40 -
1 stop18h 40m
Tue 27/1011:40 -
Nonstop10h 35m
Deal found 23/9$825
Thu 22/1021:50 -
Nonstop10h 15m
Tue 27/1011:40 -
Nonstop10h 35m
Deal found 23/9$808
Mon 26/1021:50 -
Nonstop10h 15m
Mon 2/1111:40 -
Nonstop10h 35m
Deal found 23/9$810
One-way flights from Incheon Intl to Sydney
Search for one-way flight options from Incheon Intl to Sydney. Find affordable one-way fares based on user searches. Data last updated 23 September 2026.
Wed 11/1111:30 -
1 stop29h 20m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 18/9$291
Mon 1/311:25 -
1 stop22h 45m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 18/9$292
Wed 24/211:30 -
1 stop29h 20m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 18/9$316
Wed 17/311:30 -
1 stop22h 40m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 20/9$333
Wed 3/321:50 -
Nonstop10h 15m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 19/9$335
Mon 16/1111:25 -
1 stop22h 45m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 21/9$339
Wed 18/1111:30 -
1 stop22h 40m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 18/9$343
Wed 25/1111:30 -
1 stop29h 20m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 20/9$344
Wed 18/1121:50 -
Nonstop10h 15m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 18/9$346
Wed 2/1211:30 -
1 stop29h 20m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 18/9$347
Sat 12/1221:50 -
Nonstop10h 15m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 19/9$349
Find flight deals from Incheon Intl to Sydney
Discover tips and strategies to find the most affordable flight options for your journey from Incheon Intl (ICN) to Sydney (SYD). 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 23 September 2026.
Customise your flight search to find flights from Incheon Intl to Sydney that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated 23 September 2026.
Use the filters below to find and compare flights from Incheon Intl Airport to Sydney that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Cheapest return flight
Fastest return journey
IncheonSydney
ICN Incheon Intl - SYD Sydney Kingsford Smith
ICNSYD
Incheon Intl
Wed 2/12
21:50-10:05
Nonstop10h 15m
Sydney Kingsford Smith
Wed 31/12
00:00-23:00
Nonstop0h 00m
$356
IncheonSydney
ICN Incheon Intl - SYD Sydney Kingsford Smith
ICNSYD
Incheon Intl
Sat 7/11
07:00-10:00
2 stops49h 00m
Sydney Kingsford Smith
Wed 31/12
00:00-23:00
Nonstop0h 00m
$427
IncheonSydney
ICN Incheon Intl - SYD Sydney Kingsford Smith
ICNSYD
Incheon Intl
Sun 21/2
21:50-10:05
Nonstop10h 15m
Sydney Kingsford Smith
Wed 31/12
00:00-23:00
Nonstop0h 00m
$434
IncheonSydney
ICN Incheon Intl - SYD Sydney Kingsford Smith
ICNSYD
Incheon Intl
Thu 17/12
21:50-10:05
Nonstop10h 15m
Sydney Kingsford Smith
Wed 31/12
00:00-23:00
Nonstop0h 00m
$434
IncheonSydney
ICN Incheon Intl - SYD Sydney Kingsford Smith
ICNSYD
Incheon Intl
Fri 11/12
18:05-13:15
1 stop17h 10m
Sydney Kingsford Smith
Wed 31/12
00:00-23:00
Nonstop0h 00m
$450
IncheonSydney
ICN Incheon Intl - SYD Sydney Kingsford Smith
ICNSYD
Incheon Intl
Tue 29/12
21:50-10:05
Nonstop10h 15m
Sydney Kingsford Smith
Wed 31/12
00:00-23:00
Nonstop0h 00m
$467
IncheonSydney
ICN Incheon Intl - SYD Sydney Kingsford Smith
ICNSYD
Incheon Intl
Mon 28/12
21:50-10:05
Nonstop10h 15m
Sydney Kingsford Smith
Wed 31/12
00:00-23:00
Nonstop0h 00m
$467
IncheonSydney
ICN Incheon Intl - SYD Sydney Kingsford Smith
ICNSYD
Incheon Intl
Fri 6/11
21:50-10:05
Nonstop10h 15m
Sydney Kingsford Smith
Wed 31/12
00:00-23:00
Nonstop0h 00m
$510
IncheonSydney
ICN Incheon Intl - SYD Sydney Kingsford Smith
ICNSYD
Incheon Intl
Thu 15/10
11:40-08:20
1 stop18h 40m
Sydney Kingsford Smith
Wed 31/12
00:00-23:00
Nonstop0h 00m
$564
IncheonSydney
ICN Incheon Intl - SYD Sydney Kingsford Smith
ICNSYD
Incheon Intl
Wed 30/9
06:50-06:15
1 stop22h 25m
Sydney Kingsford Smith
Wed 31/12
00:00-23:00
Nonstop0h 00m
$638
Flights are sorted by cheapest return flights first.
Deals found on 18/9
Showing 1-10 of 23 resultsSorted by cheapest first
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Best time to book a flight from Incheon Intl to Sydney
Have a flexible travel schedule? Discover the best time to fly to Sydney from Incheon Intl with our price prediction graph.
ICN-SYD
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 Incheon Intl Airport to Sydney
Prices
Airlines
Delays
More
How far ahead should I book a flight from Incheon Intl Airport to Sydney?
Booking 81 days in advance of your planned departure date is, on average, the best time to get cheap flights from Incheon Intl Airport to Sydney. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Incheon Intl Airport to Sydney?
Currently, March is the cheapest month in which you can book a flight from Incheon Intl Airport to Sydney (average of $699). Flying from Incheon Intl Airport to Sydney in January is currently the most expensive (average of $1,307). 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 ICN to SYD?
Find hourly flight availability from Incheon Intl to Sydney. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 23 September 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Incheon Intl Airport to Sydney as you normally would.
How much does it cost for a return flight from Incheon Intl Airport to Sydney?
Airfare is typical for this route at the moment.
Incheon Intl Airport to Sydney flights typically cost between $755 and $1,220 in October.The cheapest return price found within the last 5 days was $808 on Jetstar (22 Oct–27 Oct).
Weekly flight availability from Incheon Intl Airport to Sydney
Explore weekly flight availability from Incheon Intl to Sydney. 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 23 September 2026.
The most flights from ICN to SYD are scheduled on a Monday (15 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (11 on average).
How often are flights from Incheon to Sydney delayed?
About 24% of weekly flights between Incheon and Sydney have experienced delays in the past year, with the average delay time being 126 minutes.
What is the most punctual flight time for Incheon to Sydney flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Tuesday tends to have the lowest number of delays on this route, whereas Monday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Incheon to Sydney flights?
Over the past year, Trinity Airways (Formerly T'way Air) have had the lowest number of delays on this route, with just 17% of flights being delayed.
What’s the top stopover airport for flights from Incheon Intl Airport to Sydney?
Share of one-stop return flights from Incheon Intl Airport to Sydney chosen by Cheapflights users in the past 12 months, using the same stopover each way.
Shanghai (PVG) – chosen by Cheapflights users on 50% of one-stop itineraries from Incheon Intl Airport to Sydney on Cheapflights.
What’s the cheapest stopover airport for flights from Incheon Intl Airport to Sydney?
Average return fare for one-stop flights from Incheon Intl Airport to Sydney, chosen by Cheapflights users in the past 12 months, with the same stopover each way.
Kuala Lumpur (KUL) is the most affordable one-stop option, with an average return flight price of $586.
What’s the fastest stopover option from Incheon Intl Airport to Sydney?
Shortest average travel time for one-stop one-way flights from Incheon Intl Airport to Sydney, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.
Flights via Shanghai (PVG) have the shortest average one-way travel time for one-stop routes: 15h 40m.
Which airport typically offers the quickest stopover for flights from Incheon Intl Airport to Sydney?
Average stopover duration for one-stop one-way flights from Incheon Intl Airport to Sydney, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Shanghai (PVG) offer the fastest connection on this route, with an average stopover time of 3h 25m.
Reviews of airlines servicing Sydney
Get insights into the airlines that provide service to Sydney. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sydney. Reviews last updated 23 September 2026.
See what other customers who have flown with Korean Air,Asiana Airlines, andQantas Airways from Incheon Intl Airport to Sydney have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Related info for your journey
Find useful and relevant information for your journey from Incheon Intl to Sydney. 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 into for flights to Sydney from Incheon Intl?
Located just 7.5 km from the city centre, Sydney Kingsford Smith is the airport most travellers will use when flying to Sydney from Incheon Intl. Booking flights from Incheon Intl to Kingsford Smith (SYD) should be relatively easy as there are 12 daily inbound flights from Incheon Intl from 5 different airlines.
How long is the flight from Incheon Intl Airport to Sydney?
Singapore Airlines and Jetstar can get you from Incheon Intl Airport to Sydney in just under 10h 15m. Your travel time can differ by up to 7h. Airlines will cover a distance of 8335 km. Both multi-stop and direct flights can be found to your destination and back.
What are the cheapest airlines flying from Incheon Intl Airport to Sydney round-trip?
Jetstar, at $591, was found to be the cheapest airline from Incheon Intl Airport to Sydney.Alternate airlines to your destination round-trip include Trinity Airways (Formerly T'way Air) and Asiana Airlines. Jetstar is priced at 39% lower than the current average price of a flight leaving 3 months from now.
What are the cheapest airlines to fly from Incheon Intl Airport to Sydney one-way?
$236 is the cheapest one-way deal found within the past few days, from AirAsia X. You may also be able to find cheap deals on Jetstar and Trinity Airways (Formerly T'way Air), with prices starting from $256 and $273, respectively.
What are the most reliable airlines from Incheon Intl Airport to Sydney?
No one likes to see their flight delayed. When booking a flight from Incheon Intl Airport to Sydney consider choosing Trinity Airways (Formerly T'way Air)(100%), Etihad Airways(77%) or Turkish Airlines(71%), as they are the most reliable in getting you off to your destination on time.
What are the cheapest flights from Incheon Intl Airport to Sydney?
The cheapest flight price from Incheon Intl Airport to Sydney is $334. On average you can expect to pay $1,262. The most popular route, (Incheon Intl - Sydney Kingsford Smith), can usually be booked for $728.
Can I find deals for business class flights from Incheon Intl to Sydney?
Yes. Cheapflights offers flight deals from Incheon Intl to Sydney 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 Incheon Intl Airport to Sydney?
Currently, March is the cheapest month in which you can book a flight from Incheon Intl Airport to Sydney (average of $699). Flying from Incheon Intl Airport to Sydney in January is currently the most expensive (average of $1,307). 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.
Browse through other flights departing from Incheon Intl. Flights are based on user searches made on Cheapflights and were last updated on 23 September 2026.
Explore flights to Sydney departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 23 September 2026.
Discover the top 5 airlines that operate flights from Incheon Intl to Sydney. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated 23 September 2026.
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 Incheon Intl to Sydney?
Deals for Incheon Intl to Sydney flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.
Why should you use Cheapflights to find cheap flight tickets from Incheon Intl to Sydney?
Millions of users choose and trust Cheapflights to book the best flight deals from Incheon Intl to Sydney for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.
Can Cheapflights find flights from Incheon Intl to Sydney with no change fees?
Cheapflights does show flights with no change fees to all users. To see these options for flights from Incheon Intl to Sydney, users can toggle the no change fees filter when performing a flight search.
Can Cheapflights notify me if prices for flights from Incheon Intl to Sydney become cheaper?
Yes! Start tracking prices for Incheon Intl to Sydney 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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