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Cheap flights from Incheon Intl Airport to Sydney from $303

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 4/4. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — SYD
13 Mar — 20 Mar1
1 adult

The best prices from Incheon Intl to Sydney Kingsford Smith are usually found in March or June, booked 48 days in advance, depart on a Sunday or Friday and return on a Monday

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 8 March 2025.

Round-trip from

$644

One-way from

$303

Popular in

January

Cheapest in

March

Average price

$772

Good round-trip deal

$606 or less

Good one-way deal

$428 or less
Jetstar
  • Jetstar
  • 17/5-25/5
  • 1 total stop
  • 33h 05m total
  • Incheon to Sydney
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Jetstar
  • Jetstar
  • 4/4
  • Nonstop
  • 10h 15m total
  • Incheon to Sydney
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Highest demand for flights based on searches. 13% potential increase in price ($249 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease ($44 potential savings vs. average return price).
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Average for round-trip flights in March 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 8 March 2025.

Wed 25/620:20ICN - SYD
1 stop22h 40mMultiple Airlines
Mon 30/620:45SYD - ICN
1 stop36h 40mMultiple Airlines
Deal found 8/3$644
Sat 22/316:05ICN - SYD
2 stops39h 55mChina Eastern
Sat 29/313:30SYD - ICN
3 stops25h 45mChina Eastern
Deal found 7/3$647
Mon 17/322:50ICN - SYD
2 stops19h 45mScoot
Mon 24/321:50SYD - ICN
1 stop23h 40mScoot
Deal found 7/3$648
Wed 19/321:40ICN - SYD
Nonstop10h 35mT'way Air
Sun 23/312:15SYD - ICN
Nonstop11h 00mT'way Air
Deal found 7/3$667
Fri 15/820:20ICN - SYD
1 stop22h 40mAirAsia X
Wed 20/809:45SYD - ICN
1 stop22h 15mAirAsia X
Deal found 7/3$734
Mon 10/321:50ICN - SYD
Nonstop10h 15mJetstar
Wed 12/311:40SYD - ICN
Nonstop10h 35mJetstar
Deal found 7/3$737
Fri 5/910:05ICN - SYD
1 stop25h 10mVietnam Airlines
Sat 13/910:15SYD - ICN
1 stop31h 10mVietnam Airlines
Deal found 8/3$775
Sat 7/615:15ICN - SYD
1 stop27h 25mChina Southern
Fri 13/621:45SYD - ICN
2 stops25h 25mChina Southern
Deal found 8/3$848
Wed 12/300:10ICN - SYD
1 stop18h 25mMalaysia Airlines
Thu 20/322:15SYD - ICN
1 stop25h 55mMalaysia Airlines
Deal found 7/3$866

Find flights from Incheon Intl to Sydney within your budget

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 647,157 searches. Data last updated 8 March 2025.

Fly from

Incheon Intl

Fly to

Sydney

Route

Depart

Return

Price

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Sat 17/5

08:15-07:50

1 stop22h 35m

Sydney Kingsford Smith

Sun 25/5

10:45-20:15

Nonstop10h 30m

$644

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Sat 22/3

16:05-10:00

2 stops39h 55m

Sydney Kingsford Smith

Sat 29/3

13:30-13:15

3 stops25h 45m

$647

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Mon 17/3

22:50-20:35

2 stops19h 45m

Sydney Kingsford Smith

Sun 23/3

14:05-09:15

1 stop21h 10m

$648

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Wed 19/3

21:40-10:15

Nonstop10h 35m

Sydney Kingsford Smith

Tue 25/3

12:15-21:15

Nonstop11h 00m

$667

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Mon 7/4

21:50-09:05

Nonstop10h 15m

Sydney Kingsford Smith

Wed 23/4

10:45-20:15

Nonstop10h 30m

$669

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Mon 21/4

20:20-20:00

1 stop22h 40m

Sydney Kingsford Smith

Sun 27/4

09:45-07:00

1 stop22h 15m

$734

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Mon 31/3

12:45-20:40

2 stops29h 55m

Sydney Kingsford Smith

Wed 30/4

21:45-11:45

2 stops39h 00m

$861

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Wed 12/3

00:10-20:35

1 stop18h 25m

Sydney Kingsford Smith

Thu 20/3

22:15-22:10

1 stop25h 55m

$866

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Fri 4/4

21:50-10:05

Nonstop10h 15m

$303

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Mon 14/4

09:40-11:35

1 stop24h 55m

$306

Flights are sorted by cheapest return flights first.

Deals found on 7/3

Showing 1-10 of 23 results
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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.
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.

Travel insights for flights from Incheon Intl to Sydney

Get recent, data-driven insights about flights from Incheon Intl to Sydney including ideal travel times, pricing trends, and more.

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 return flight from Incheon Intl to Sydney. Price data was last updated on 28 February 2025.

Booking 48 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, May is the cheapest month in which you can book a flight from Incheon Intl Airport to Sydney (average of $129). Flying from Incheon Intl Airport to Sydney in October is currently the most expensive (average of $171). 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 8 March 2025.

When flying from Incheon Intl Airport to Sydney, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 49% versus a flight in the afternoon.

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 8 March 2025.

The most flights from ICN to SYD are scheduled on a Monday (12 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (9 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 50.0 - 130.0 inches per month. March is typically the wettest month, when rainfall can reach 130.0 mm. September is typically the driest time to visit Sydney when rainfall is around 50.0 mm.

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 22.0 C. Travellers hoping to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 11.0 C).

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 8 March 2025.
Get a feel of what it's like to fly with Korean Air, Vietnam Airlines and China Southern from Seoul to Sydney by reading reviews from past customers. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very Good
1,039 reviews
Check prices

Boarding

8.5

Overall

8.4

Entertainment

8.2

Comfort

8.3

Food

8.1

Crew

8.7

Reviews

1 / 20

10.0
Excellent

David,Dec 2024

JFK - MCO

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Korean Air
8.4
Very Good
1,039 reviews
Korean Air
8.4
Very Good
1,039 reviews
Check prices

Boarding

8.5

Overall

8.4

Entertainment

8.2

Comfort

8.3

Food

8.1

Crew

8.7

Reviews

1 / 20

10.0
Excellent

David,Dec 2024

JFK - MCO

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Vietnam Airlines
7.6
Good
191 reviews
Korean Air
8.4
Very Good
1,039 reviews
Check prices

Boarding

8.5

Overall

8.4

Entertainment

8.2

Comfort

8.3

Food

8.1

Crew

8.7

Reviews

1 / 20

10.0
Excellent

David,Dec 2024

JFK - MCO

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

China Southern
7.5
Good
90 reviews
Korean Air
8.4
Very Good
1,039 reviews
Check prices

Boarding

8.5

Overall

8.4

Entertainment

8.2

Comfort

8.3

Food

8.1

Crew

8.7

Reviews

1 / 20

10.0
Excellent

David,Dec 2024

JFK - MCO

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Malaysia Airlines
7.3
Good
255 reviews
Korean Air
8.4
Very Good
1,039 reviews
Check prices

Boarding

8.5

Overall

8.4

Entertainment

8.2

Comfort

8.3

Food

8.1

Crew

8.7

Reviews

1 / 20

10.0
Excellent

David,Dec 2024

JFK - MCO

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

China Eastern
7.0
Good
127 reviews
Korean Air
8.4
Very Good
1,039 reviews
Check prices

Boarding

8.5

Overall

8.4

Entertainment

8.2

Comfort

8.3

Food

8.1

Crew

8.7

Reviews

1 / 20

10.0
Excellent

David,Dec 2024

JFK - MCO

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

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 10 daily inbound flights from Incheon Intl from 8 different airlines.

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

    Within the past month, 515 users have taken a look at flights from Incheon Intl to Sydney Kingsford Smith.

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

    China Eastern, at $647, was found to be the cheapest airline from Incheon Intl Airport to Sydney.Alternate airlines to your destination round-trip include Scoot and T'way Air. China Eastern is priced at 33% 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?

    $303 is the cheapest one-way deal found within the past few days, from Jetstar. You may also be able to find cheap deals on Scoot and Sichuan Airlines, with prices starting from $306 and $309, 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 KLM(59%), Air France(59%) or Korean Air(59%), 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 $280. On average you can expect to pay $1,884. The most popular route, (Incheon Intl - Sydney Kingsford Smith), can usually be booked for $488.

  • 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 holiday 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, May is the cheapest month in which you can book a flight from Incheon Intl Airport to Sydney (average of $129). Flying from Incheon Intl Airport to Sydney in October is currently the most expensive (average of $171). 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

Travelling to a place near Incheon Intl Airport?

Book flights to Incheon Intl Airport if you plan to visit one of these locations
Parramatta
Wollongong
Katoomba
Randwick
Manly
Penrith
Coogee
Cronulla
Terrigal
Bondi Beach
Lithgow
Leura
Swansea

Browse thousands of different options on Cheapflights for your next trip

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Top 8 airlines flying from Incheon Intl to Sydney

Discover the top 8 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 647,157 searches. Data last updated 8 March 2025.
AirlineCheapestAverageFlexibilityOn-time
China EasternCheapest$554Average$713FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
T'way AirCheapest$606Average$1,278FlexibilityNo cancel feeOn-time88%
Search T'way Air flights
China SouthernCheapest$620Average$731FlexibilityNo cancel feeOn-time69%
Search China Southern flights
JetstarCheapest$673Average$978FlexibilityNo cancel feeOn-time74%
Search Jetstar flights
Singapore AirlinesCheapest$755Average$1,373FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Qantas AirwaysCheapest$1,007Average$1,287FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Asiana AirlinesCheapest$1,103Average$1,431FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
Korean AirCheapest$1,128Average$1,331FlexibilityNo cancel feeOn-time81%
Search Korean Air flights

Fly with Cheapflights

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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