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$192+ Cheap flights from Incheon Intl (ICN) to Sydney (SYD)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/25. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — SYD
may. 4 — may. 111
dom. 5/4
dom. 5/11
1 adult, Economy
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Cheapflights Tip: The best prices from Incheon Intl to Sydney Kingsford Smith are usually found in June or March, booked 81 days in advance, depart on a Monday or Friday and return on a Tuesday

Cheap 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 abril 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

OneTravel
3 stars

Round-trip from

$395
(Jetstar)

One-way from

$192
(Mytrip)

Popular in

January

Cheapest in

June

Average price

$558

Good round-trip deal

$400 or less

Good one-way deal

$207 or less
Provider with most accurate pricing for Incheon Intl-Sydney Kingsford Smith flight deals.
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Provider most trusted by Cheapflights users for Incheon Intl-Sydney Kingsford Smith flights.
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From Incheon Intl to Sydney Kingsford Smith
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One-way flight from Incheon Intl to Sydney Kingsford Smith
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Highest demand for flights based on searches. 16% potential increase in price ($120 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Incheon Intl to Sydney Kingsford Smith.
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Price to beat on a one-way flight from Incheon Intl to Sydney Kingsford Smith.
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Find flight deals from Incheon Intl to Sydney

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 abril 29, 2025.

This Jetstar deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetstar is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 7/29:50 pmICN - SYD
Nonstop10h 15mJetstar
lun. 7/2110:45 amSYD - ICN
Nonstop10h 30mJetstar
Deal found 4/29$395
This Mytrip deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 6/182:15 pmICN - SYD
3 stops41h 15mChina Eastern
mar. 6/2411:20 amSYD - ICN
3 stops26h 55mChina Eastern
Deal found 4/29$396
This Gotogate deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 6/188:20 pmICN - SYD
1 stop22h 40mMultiple Airlines
mar. 6/2411:40 amSYD - ICN
Nonstop10h 50mMultiple Airlines
Deal found 4/29$399
This Booking.com deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 6/911:30 amICN - SYD
1 stop23h 05mScoot
dom. 6/1512:50 pmSYD - ICN
2 stops33h 30mScoot
Deal found 4/28$421
This Vietnam Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Vietnam Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/196:05 pmICN - SYD
1 stop17h 10mVietnam Airlines
mié. 10/293:15 pmSYD - ICN
1 stop16h 15mVietnam Airlines
Deal found 4/29$489
This OneTravel deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 7/108:15 amICN - SYD
1 stop22h 35mAirAsia X
jue. 7/249:15 pmSYD - ICN
1 stop22h 50mAirAsia X
Deal found 4/28$511
This Singapore Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 8/34:45 pmICN - SYD
1 stop16h 40mSingapore Airlines
dom. 8/106:05 pmSYD - ICN
1 stop46h 30mSingapore Airlines
Deal found 4/29$549
This Malaysia Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Malaysia Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 6/712:10 amICN - SYD
1 stop18h 25mMalaysia Airlines
mar. 7/2210:10 pmSYD - ICN
1 stop23h 15mMalaysia Airlines
Deal found 4/29$594
This CheapOair deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/71:30 pmICN - SYD
1 stop18h 50mXiamenAir
jue. 8/1411:25 amSYD - ICN
1 stop26h 05mXiamenAir
Deal found 4/29$596
This T'way Air deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure T'way Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/129:40 pmICN - SYD
Nonstop10h 35mT'way Air
jue. 11/1312:15 pmSYD - ICN
Nonstop11h 00mT'way Air
Deal found 4/28$609
This Philippine Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Philippine Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 6/168:30 pmICN - SYD
1 stop34h 30mPhilippine Airlines
mar. 6/2410:10 amSYD - ICN
1 stop34h 10mPhilippine Airlines
Deal found 4/29$643
This Cathay Pacific deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 6/1010:10 amICN - SYD
1 stop23h 40mCathay Pacific
vie. 6/207:40 amSYD - ICN
1 stop14h 30mCathay Pacific
Deal found 4/29$659

Cheapflights Fare Finder

Customize 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 2,558,603 searches. Data last updated abril 29, 2025.
Use the filters below to find and compare flights from Incheon Intl Airport to Sydney that are best for you.

Fly from

Incheon Intl

Fly to

Sydney

Route

Depart

Return

Price

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

mié. 7/2

9:50 pm-9:05 am

Nonstop10h 15m

Sydney Kingsford Smith

lun. 7/21

10:45 am-8:15 pm

Nonstop10h 30m

$395

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

mié. 6/18

2:15 pm-8:30 am

3 stops41h 15m

Sydney Kingsford Smith

mar. 6/24

11:20 am-1:15 pm

3 stops26h 55m

$396

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

mié. 6/18

8:20 pm-8:00 pm

1 stop22h 40m

Sydney Kingsford Smith

mar. 6/24

11:40 am-9:30 pm

Nonstop10h 50m

$399

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

lun. 6/9

11:30 am-11:35 am

1 stop23h 05m

Sydney Kingsford Smith

dom. 6/15

12:50 pm-9:20 pm

2 stops33h 30m

$421

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

dom. 10/19

6:05 pm-1:15 pm

1 stop17h 10m

Sydney Kingsford Smith

mié. 10/29

3:15 pm-5:30 am

1 stop16h 15m

$489

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

jue. 7/10

8:15 am-7:50 am

1 stop22h 35m

Sydney Kingsford Smith

jue. 7/24

9:15 pm-7:05 pm

1 stop22h 50m

$511

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

dom. 8/3

4:45 pm-10:25 am

1 stop16h 40m

Sydney Kingsford Smith

dom. 8/10

6:05 pm-3:35 pm

1 stop46h 30m

$549

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

sáb. 6/7

12:10 am-7:35 pm

1 stop18h 25m

Sydney Kingsford Smith

mar. 7/22

10:10 pm-8:25 pm

1 stop23h 15m

$594

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

jue. 8/7

1:30 pm-9:20 am

1 stop18h 50m

Sydney Kingsford Smith

jue. 8/14

11:25 am-12:30 pm

1 stop26h 05m

$596

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

lun. 6/16

8:30 pm-8:00 am

1 stop34h 30m

Sydney Kingsford Smith

mar. 6/24

10:10 am-7:20 pm

1 stop34h 10m

$643

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 28 results
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Compare providers for flights from Incheon Intl to Sydney

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Incheon Intl to Sydney in April.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
OneTravelPrice Accuracy2 starsTrust Score*3 stars
Trip.comPrice Accuracy1 starTrust Score*3 stars
GotogatePrice Accuracy3 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Incheon Intl Airport-Sydney flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Incheon Intl Airport-Sydney flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Incheon Intl Airport-Sydney flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Incheon Intl Airport-Sydney flights, Cheapflights users trust OneTravel the most. OneTravel has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Incheon Intl Airport-Sydney flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

The best insider tips for Incheon Intl Airport to Sydney flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Incheon Intl Airport to Sydney trip
Airports
ICN

Plan for extra time at security as lines can take up to 20 minutes, especially during busy periods.

Read more about ICNby Gabriel Leigh
SYD

Use the T8 Airport Line for a quick 15-25 minute ride to Sydney's central business district after clearing customs.

Read more about SYDby John Walton
Our travel experts
Gabriel Leigh

Gabriel Leigh

Expert on ICN

Gabriel Leigh

Gabriel Leigh

Gabriel is a writer and video creator. As senior content producer for Flightradar24 and Monocle’s transport correspondent, he keeps a close eye on aviation in particular. He has also written travel articles for the likes of The New York Times. Born in New York but raised around the world, he now lives in Sweden. He’s been to 75 countries, flying 2.3 million miles on 113 airlines and through 234 airports in the process.

Read more
John Walton

John Walton

Expert on SYD

John Walton

John Walton

Independent aviation journalist John Walton took his first flight at eight weeks old and hasn’t stopped travelling since. A world-renowned expert in airlines and the passenger experience, he writes in depth on aviation, is a resident expert on travel in Japan and France, and offers a uniquely queer perspective on travelling the world.

Read more

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.
Estimated round-trip 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

How far ahead should I book a flight from Incheon Intl Airport to Sydney?

Use this chart to determine the optimal time to book a round-trip flight from Incheon Intl to Sydney. Price data was last updated on April 25, 2025.

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 $1,043). Flying from Incheon Intl Airport to Sydney in December is currently the most expensive (average of $1,643). 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 abril 29, 2025.

It’s typically best to fly out from Incheon Intl Airport to Sydney in the morning. Doing so could potentially save you 49% on the flight price compared to flying in the afternoon, which is usually more expensive.

What is the cheapest day to fly from Incheon Intl Airport to Sydney?

Use this chart to determine the cheapest time to fly round-trip from Incheon Intl to Sydney. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Incheon Intl Airport to Sydney flight should consider departing on Sunday mornings when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

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 abril 29, 2025.

The most flights from ICN to SYD are scheduled on a Monday (12 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (7 on average).

Rainfall in Sydney by month

Plan your trip to Sydney by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Sydney ranges from 2.0 - 5.1 inches per month. March is typically the wettest month, when rainfall can reach 5.1 in. September is typically the driest time to visit Sydney when rainfall is around 2.0 in.

Temperature in Sydney by month

Plan your trip to Sydney by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Sydney, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 51.8 F).

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 abril 29, 2025.
Peruse reviews from past customers who have flown with Asiana Airlines, Singapore Airlines and Vietnam Airlines from Seoul to Sydney to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Asiana Airlines
8.2
Very good
442 reviews

Entertainment

7.7

Boarding

8.3

Food

8.0

Crew

8.5

Overall

8.2

Comfort

8.0

Reviews

1 / 20
4.0
Okay

Ramón,Feb 2025

ICN - SGN

The same as my experience from NYC to Incheon, just 1 EVER LASTING LONG LINE. No group calling out anything, just telling everyone to line up.
Asiana Airlines
8.2
Very good
442 reviews
Asiana Airlines
8.2
Very good
442 reviews

Entertainment

7.7

Boarding

8.3

Food

8.0

Crew

8.5

Overall

8.2

Comfort

8.0

Reviews

1 / 20
4.0
Okay

Ramón,Feb 2025

ICN - SGN

The same as my experience from NYC to Incheon, just 1 EVER LASTING LONG LINE. No group calling out anything, just telling everyone to line up.
Singapore Airlines
8.1
Very good
1,292 reviews
Asiana Airlines
8.2
Very good
442 reviews

Entertainment

7.7

Boarding

8.3

Food

8.0

Crew

8.5

Overall

8.2

Comfort

8.0

Reviews

1 / 20
4.0
Okay

Ramón,Feb 2025

ICN - SGN

The same as my experience from NYC to Incheon, just 1 EVER LASTING LONG LINE. No group calling out anything, just telling everyone to line up.
Vietnam Airlines
7.6
Good
196 reviews
Asiana Airlines
8.2
Very good
442 reviews

Entertainment

7.7

Boarding

8.3

Food

8.0

Crew

8.5

Overall

8.2

Comfort

8.0

Reviews

1 / 20
4.0
Okay

Ramón,Feb 2025

ICN - SGN

The same as my experience from NYC to Incheon, just 1 EVER LASTING LONG LINE. No group calling out anything, just telling everyone to line up.
Cathay Pacific
7.5
Good
852 reviews
Asiana Airlines
8.2
Very good
442 reviews

Entertainment

7.7

Boarding

8.3

Food

8.0

Crew

8.5

Overall

8.2

Comfort

8.0

Reviews

1 / 20
4.0
Okay

Ramón,Feb 2025

ICN - SGN

The same as my experience from NYC to Incheon, just 1 EVER LASTING LONG LINE. No group calling out anything, just telling everyone to line up.
Malaysia Airlines
7.3
Good
254 reviews
Asiana Airlines
8.2
Very good
442 reviews

Entertainment

7.7

Boarding

8.3

Food

8.0

Crew

8.5

Overall

8.2

Comfort

8.0

Reviews

1 / 20
4.0
Okay

Ramón,Feb 2025

ICN - SGN

The same as my experience from NYC to Incheon, just 1 EVER LASTING LONG LINE. No group calling out anything, just telling everyone to line up.

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?

    Sydney Kingsford Smith (SYD) is the airport you will fly into if you book a flight from Incheon Intl to Sydney. You should not have trouble finding flights to Kingsford Smith from Incheon Intl; the airport handles an average of 10 inbound flights from Incheon Intl per day. You should also have plenty of airline options to choose from since 6 airlines have flights to the Sydney airport from Incheon Intl. It is only a 4.6 mi journey from Kingsford Smith (SYD) to Sydney’s city center.

  • How popular is this Incheon Intl Airport to Sydney flight route?

    Flights from Incheon Intl to Sydney Kingsford Smith have been viewed 23 times in the past calendar month.

  • What are the cheapest airlines flying from Incheon Intl Airport to Sydney round-trip?

    Cheapflights users have booked flights from Incheon Intl Airport to Sydney round-trip from $395. Other airlines that can offer you cheap pricing are China Eastern, from $396, and Scoot, from $421. You may be able to fly from Incheon Intl Airport to Sydney for 33% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Incheon Intl Airport to Sydney one-way?

    The cheapest airlines for a one-way flight from Incheon Intl Airport to Sydney are XiamenAir ($193), Jetstar ($201), and China Eastern ($205).

  • What are the most reliable airlines from Incheon Intl Airport to Sydney?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Incheon Intl Airport to Sydney on time: T'way Air (68%), KLM (62%), Air France (62%).

  • What are the cheapest flights from Incheon Intl Airport to Sydney?

    While on average a flight from Incheon Intl Airport to Sydney is generally $1,044, our data shows the cheapest flight currently is $174. When looking at the most popular route, (Incheon Intl - Sydney Kingsford Smith), you can expect to pay $370 for that flight.

  • Can I find deals for flights from Incheon Intl to Sydney that include hotel bookings?

    Yes. In addition to deals on Incheon Intl to Sydney flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Incheon Intl to Sydney?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Incheon Intl to Sydney.

  • 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 $1,043). Flying from Incheon Intl Airport to Sydney in December is currently the most expensive (average of $1,643). 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.

See more FAQs

Traveling to a place near Incheon Intl Airport?

Book flights to Incheon Intl Airport if you plan to visit one of these locations
Wollongong
Parramatta
Coogee
Manly

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Top 6 airlines flying from Incheon Intl to Sydney

Discover the top 6 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 2,558,603 searches. Data last updated abril 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
T'way AirCheapest$248Average$765FlexibilityNo cancel feeOn-time88%
China EasternCheapest$313Average$472FlexibilityNo cancel feeOn-time62%
JetstarCheapest$370Average$594FlexibilityNo cancel feeOn-time74%
Qantas AirwaysCheapest$590Average$714FlexibilityNo cancel feeOn-time74%
Korean AirCheapest$676Average$910FlexibilityNo cancel feeOn-time81%
Asiana AirlinesCheapest$735Average$1,179FlexibilityNo cancel feeOn-time76%

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