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Cheap flights from Incheon Intl Airport to Sydney from $295

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 18/6. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — SYD
18 Jun — 25 Jun1
1 adult

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 Friday or Monday and return on a Sunday

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 13 June 2025.

Round-trip from

$645

One-way from

$295

Popular in

January

Cheapest in

June

Average price

$711

Good round-trip deal

$328 or less

Good one-way deal

$337 or less
Scoot
  • Scoot
  • 25/8-28/8
  • 3 total stops
  • 56h 10m total
  • Incheon to Sydney
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18/6
  • 18/6
  • 2 total stops
  • 33h 30m total
  • Incheon to Sydney
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Highest demand for flights based on searches. 18% potential increase in price ($318 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease ($55 potential savings vs. average return price).
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Average for round-trip flights in June 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 13 June 2025.

Fri 22/809:25ICN - SYD
2 stops20h 00mChina Southern
Wed 27/810:15SYD - ICN
1 stop36h 35mChina Southern
Deal found 10/6$640
Wed 11/613:30ICN - SYD
1 stop18h 50mXiamenAir
Fri 11/711:25SYD - ICN
1 stop26h 05mXiamenAir
Deal found 10/6$642
Mon 4/820:20ICN - SYD
1 stop22h 40mMultiple Airlines
Sun 10/812:50SYD - ICN
2 stops33h 30mMultiple Airlines
Deal found 10/6$643
Thu 26/614:50ICN - SYD
1 stop18h 00mHong Kong Airlines
Wed 30/711:30SYD - ICN
1 stop27h 20mHong Kong Airlines
Deal found 10/6$652
Wed 2/721:50ICN - SYD
Nonstop10h 15mJetstar
Thu 24/710:45SYD - ICN
Nonstop10h 30mJetstar
Deal found 9/6$666
Sat 16/822:35ICN - SYD
2 stops35h 40mScoot
Mon 25/820:45SYD - ICN
1 stop38h 30mScoot
Deal found 12/6$669
Mon 1/920:15ICN - SYD
1 stop34h 45mChina Eastern
Sat 13/911:00SYD - ICN
3 stops27h 15mChina Eastern
Deal found 12/6$677
Sun 19/1017:55ICN - SYD
1 stop37h 20mVietnam Airlines
Sat 8/1115:15SYD - ICN
1 stop27h 15mVietnam Airlines
Deal found 12/6$703
Sat 8/1106:25ICN - SYD
1 stop22h 45mVietJet Air
Sun 16/1109:35SYD - ICN
1 stop21h 50mVietJet Air
Deal found 11/6$726
Fri 4/722:10ICN - SYD
Nonstop10h 45mT'way Air
Tue 15/711:40SYD - ICN
Nonstop10h 50mT'way Air
Deal found 12/6$832
Mon 30/620:20ICN - SYD
1 stop22h 40mAirAsia X
Sun 6/709:15SYD - ICN
1 stop22h 45mAirAsia X
Deal found 12/6$841

Cheapflights Fare Finder

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 13 June 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

Mon 25/8

20:20-20:00

1 stop22h 40m

Sydney Kingsford Smith

Thu 28/8

12:50-21:20

2 stops33h 30m

$645

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Wed 25/6

14:50-09:50

1 stop18h 00m

Sydney Kingsford Smith

Sat 12/7

11:30-13:50

1 stop27h 20m

$652

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Fri 5/9

09:25-06:25

2 stops20h 00m

Sydney Kingsford Smith

Tue 9/9

10:15-15:25

1 stop30h 10m

$665

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Sat 16/8

22:35-11:15

2 stops35h 40m

Sydney Kingsford Smith

Sat 23/8

20:45-10:15

1 stop38h 30m

$666

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Mon 8/9

20:15-08:00

1 stop34h 45m

Sydney Kingsford Smith

Tue 16/9

11:00-13:15

3 stops27h 15m

$668

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Sat 30/8

21:50-09:05

Nonstop10h 15m

Sydney Kingsford Smith

Sat 6/9

10:45-20:15

Nonstop10h 30m

$672

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Mon 13/10

13:30-10:20

1 stop18h 50m

Sydney Kingsford Smith

Sat 18/10

12:25-12:30

1 stop26h 05m

$685

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Thu 28/8

17:55-08:15

1 stop37h 20m

Sydney Kingsford Smith

Wed 3/9

14:15-16:35

1 stop27h 20m

$712

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Sat 8/11

06:25-07:10

1 stop22h 45m

Sydney Kingsford Smith

Sun 16/11

09:35-05:25

1 stop21h 50m

$726

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Mon 30/6

20:20-20:00

1 stop22h 40m

Sydney Kingsford Smith

Sun 6/7

09:15-07:00

1 stop22h 45m

$841

Flights are sorted by cheapest return flights first.

Deals found on 11/6

Showing 1-10 of 22 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.

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 return flight from Incheon Intl to Sydney. Price data was last updated on 9 June 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, 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 13 June 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 51% 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 13 June 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 (8 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 13 June 2025.
Get a feel of what it's like to fly with China Southern, Vietnam Airlines and Philippine Airlines 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.
China Southern
7.5
Good
99 reviews
Check prices

Food

7.4

Boarding

8.0

Entertainment

7.5

Overall

7.5

Comfort

7.8

Crew

8.3

Reviews

1 / 3
10.0
Excellent

Puey cheng,Apr 2025

SIN - CAN

Seats are clean and comfortable. Most important, the leg room is wider than many other airlines
China Southern
7.5
Good
99 reviews
China Southern
7.5
Good
99 reviews
Check prices

Food

7.4

Boarding

8.0

Entertainment

7.5

Overall

7.5

Comfort

7.8

Crew

8.3

Reviews

1 / 3
10.0
Excellent

Puey cheng,Apr 2025

SIN - CAN

Seats are clean and comfortable. Most important, the leg room is wider than many other airlines
Vietnam Airlines
7.5
Good
194 reviews
China Southern
7.5
Good
99 reviews
Check prices

Food

7.4

Boarding

8.0

Entertainment

7.5

Overall

7.5

Comfort

7.8

Crew

8.3

Reviews

1 / 3
10.0
Excellent

Puey cheng,Apr 2025

SIN - CAN

Seats are clean and comfortable. Most important, the leg room is wider than many other airlines
Philippine Airlines
7.2
Good
871 reviews
China Southern
7.5
Good
99 reviews
Check prices

Food

7.4

Boarding

8.0

Entertainment

7.5

Overall

7.5

Comfort

7.8

Crew

8.3

Reviews

1 / 3
10.0
Excellent

Puey cheng,Apr 2025

SIN - CAN

Seats are clean and comfortable. Most important, the leg room is wider than many other airlines
China Eastern
7.2
Good
150 reviews
China Southern
7.5
Good
99 reviews
Check prices

Food

7.4

Boarding

8.0

Entertainment

7.5

Overall

7.5

Comfort

7.8

Crew

8.3

Reviews

1 / 3
10.0
Excellent

Puey cheng,Apr 2025

SIN - CAN

Seats are clean and comfortable. Most important, the leg room is wider than many other airlines
Cebu Pacific
6.8
Okay
198 reviews
China Southern
7.5
Good
99 reviews
Check prices

Food

7.4

Boarding

8.0

Entertainment

7.5

Overall

7.5

Comfort

7.8

Crew

8.3

Reviews

1 / 3
10.0
Excellent

Puey cheng,Apr 2025

SIN - CAN

Seats are clean and comfortable. Most important, the leg room is wider than many other airlines

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 7 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?

    Hong Kong Airlines, at $652, was found to be the cheapest airline from Incheon Intl Airport to Sydney.Alternate airlines to your destination round-trip include China Southern and Scoot. Hong Kong Airlines is priced at 28% 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?

    $298 is the cheapest one-way deal found within the past few days, from China Eastern. You may also be able to find cheap deals on China Southern and AirAsia X, with prices starting from $299 and $302, 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 T'way Air(94%), Etihad Airways(56%) or Turkish Airlines(56%), 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 $298. On average you can expect to pay $1,596. The most popular route, (Incheon Intl - Sydney Kingsford Smith), can usually be booked for $523.

  • 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
Manly
Penrith
Coogee
Randwick
Cronulla
Terrigal
Lithgow
Bondi Beach
Leura
Swansea

Browse thousands of different options on Cheapflights for your next trip

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Top 7 airlines flying from Incheon Intl to Sydney

Discover the top 7 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 13 June 2025.
AirlineCheapestAverageFlexibilityOn-time
T'way AirCheapest$587Average$1,208FlexibilityNo cancel feeOn-time88%
Search T'way Air flights
China EasternCheapest$599Average$787FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
China SouthernCheapest$600Average$670FlexibilityNo cancel feeOn-time69%
Search China Southern flights
JetstarCheapest$651Average$908FlexibilityNo cancel feeOn-time74%
Search Jetstar flights
Qantas AirwaysCheapest$909Average$1,295FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Korean AirCheapest$1,042Average$1,285FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
Asiana AirlinesCheapest$1,068Average$1,392FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines 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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