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Cheap flights from Incheon Intl Airport to Sydney from $172

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Incheon Intl Airport to Sydney departing on 9/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Incheon Intl Airport to Sydney (ICN-SYD)

Cheap round-trip flights

Logo
1:30 pm - 9:20 amICN-SYD
18h 50m1 stop
Logo
9:15 pm - 7:05 pmSYD-ICN
22h 50m1 stop
$373
Find Deal
Mon, Sep 1 - Thu, Sep 4
Logo
9:50 pm - 9:05 amICN-SYD
10h 15mnonstop
Logo
9:15 pm - 7:05 pmSYD-ICN
22h 50m1 stop
$389
Find Deal
Mon, Sep 1 - Thu, Sep 4
AirAsia X Logo
8:15 am - 7:50 amICN-SYD
22h 35m1 stop
AirAsia X Logo
9:15 pm - 7:05 pmSYD-ICN
22h 50m1 stop
$392AirAsia X
Find Deal
Thu, Aug 28 - Tue, Sep 2
XiamenAir Logo
1:30 pm - 9:20 amICN-SYD
18h 50m1 stop
XiamenAir Logo
11:25 am - 12:30 pmSYD-ICN
26h 05m1 stop
$401XiamenAir
Find Deal
Mon, Sep 1 - Mon, Sep 8
XiamenAir Logo
1:30 pm - 9:20 amICN-SYD
18h 50m1 stop
XiamenAir Logo
11:25 am - 12:30 pmSYD-ICN
26h 05m1 stop
$402XiamenAir
Find Deal
Tue, Sep 2 - Thu, Sep 11
China Eastern Logo
8:30 am - 9:00 amICN-SYD
23h 30m2 stops
China Eastern Logo
11:00 am - 3:35 pmSYD-ICN
29h 35m2 stops
$408China Eastern
Find Deal
Thu, Aug 28 - Tue, Sep 2
China Eastern Logo
12:00 pm - 11:15 amICN-SYD
22h 15m2 stops
China Eastern Logo
2:10 pm - 3:35 pmSYD-ICN
26h 25m2 stops
$421China Eastern
Find Deal
Tue, Aug 19 - Mon, Aug 25
AirAsia X Logo
8:20 pm - 8:00 pmICN-SYD
22h 40m1 stop
AirAsia X Logo
9:15 am - 7:00 amSYD-ICN
22h 45m1 stop
$443AirAsia X
Find Deal
Mon, Sep 1 - Wed, Sep 3
Jetstar Logo
9:50 pm - 9:05 amICN-SYD
10h 15mnonstop
Jetstar Logo
10:45 am - 8:15 pmSYD-ICN
10h 30mnonstop
$463Jetstar
Find Deal
Tue, Sep 2 - Thu, Sep 4
Jetstar Logo
9:50 pm - 9:05 amICN-SYD
10h 15mnonstop
Jetstar Logo
10:45 am - 8:15 pmSYD-ICN
10h 30mnonstop
$485Jetstar
Find Deal
Tue, Sep 2 - Tue, Sep 9

XiamenAir flights from Incheon Intl Airport to Sydney

Our best XiamenAir deals on Incheon Intl Airport to Sydney flight tickets
XiamenAir
Sep 1
ICN1:30 pmIncheon Intl
18h 50m
1 stop
SYD9:20 amSydney Kingsford Smith
Sep 8
SYD11:25 amSydney Kingsford Smith
26h 05m
1 stop
ICN12:30 pmIncheon Intl
$401
Find similar
XiamenAir
Sep 2
ICN1:30 pmIncheon Intl
18h 50m
1 stop
SYD9:20 amSydney Kingsford Smith
Sep 11
SYD11:25 amSydney Kingsford Smith
26h 05m
1 stop
ICN12:30 pmIncheon Intl
$402
Find similar
XiamenAir
Sep 9
ICN1:30 pmIncheon Intl
18h 50m
1 stop
SYD9:20 amSydney Kingsford Smith
Sep 10
SYD11:25 amSydney Kingsford Smith
26h 05m
1 stop
ICN12:30 pmIncheon Intl
$407
Find similar

China Eastern flights from Incheon Intl Airport to Sydney

Our best China Eastern deals on Incheon Intl Airport to Sydney flight tickets
China Eastern
Aug 16
ICN1:10 pmIncheon Intl
21h 05m
2 stops
SYD11:15 amSydney Kingsford Smith
Aug 23
SYD11:20 amSydney Kingsford Smith
24h 40m
2 stops
ICN11:00 amIncheon Intl
$401
Find similar
China Eastern
Aug 28
ICN8:30 amIncheon Intl
23h 30m
2 stops
SYD9:00 amSydney Kingsford Smith
Sep 2
SYD11:00 amSydney Kingsford Smith
29h 35m
2 stops
ICN3:35 pmIncheon Intl
$408
Find similar
China Eastern
Aug 19
ICN12:00 pmIncheon Intl
22h 15m
2 stops
SYD11:15 amSydney Kingsford Smith
Aug 25
SYD2:10 pmSydney Kingsford Smith
26h 25m
2 stops
ICN3:35 pmIncheon Intl
$421
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Incheon Intl Airport 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, momondo users made 832,500 searches. Data last updated August 5, 2025.
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

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Mon 9/1

1:30 pm-9:20 am

1 stop18h 50m

Sydney Kingsford Smith

Thu 9/4

9:15 pm-7:05 pm

1 stop22h 50m

$373

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Mon 9/1

9:50 pm-9:05 am

Nonstop10h 15m

Sydney Kingsford Smith

Thu 9/4

9:15 pm-7:05 pm

1 stop22h 50m

$389

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Thu 8/28

8:15 am-7:50 am

1 stop22h 35m

Sydney Kingsford Smith

Tue 9/2

9:15 pm-7:05 pm

1 stop22h 50m

$392

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Mon 9/1

1:30 pm-9:20 am

1 stop18h 50m

Sydney Kingsford Smith

Mon 9/8

11:25 am-12:30 pm

1 stop26h 05m

$401

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Tue 9/2

1:30 pm-9:20 am

1 stop18h 50m

Sydney Kingsford Smith

Thu 9/11

11:25 am-12:30 pm

1 stop26h 05m

$402

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Thu 8/28

8:30 am-9:00 am

2 stops23h 30m

Sydney Kingsford Smith

Tue 9/2

11:00 am-3:35 pm

2 stops29h 35m

$408

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Tue 8/19

12:00 pm-11:15 am

2 stops22h 15m

Sydney Kingsford Smith

Mon 8/25

2:10 pm-3:35 pm

2 stops26h 25m

$421

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Mon 9/1

8:20 pm-8:00 pm

1 stop22h 40m

Sydney Kingsford Smith

Wed 9/3

9:15 am-7:00 am

1 stop22h 45m

$443

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Tue 9/2

9:50 pm-9:05 am

Nonstop10h 15m

Sydney Kingsford Smith

Thu 9/4

10:45 am-8:15 pm

Nonstop10h 30m

$463

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Tue 9/2

9:50 pm-9:05 am

Nonstop10h 15m

Sydney Kingsford Smith

Tue 9/9

10:45 am-8:15 pm

Nonstop10h 30m

$485

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Incheon Intl Airport to Sydney

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Incheon Intl Airport and Sydney?

What is the cheapest month to fly to Sydney?

In general, June is the cheapest month to fly from Incheon Intl Airport to Sydney. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $459. If you are unable to visit Sydney during the month of June, then departing from Incheon Intl Airport during the month March is also very affordable. Most momondo users find prices during this month for around $473.

What is the cheapest day to depart on your flight to Sydney?

The cheapest day to depart from Incheon Intl Airport to Sydney is on a Monday when prices can be found for as low as $692. The most expensive day to fly to Sydney is Saturday, with ticket prices averaging around $799.

What is the cheapest time of day to depart on your flight to Sydney?

According to our data, the cheapest time of day to fly to Sydney is in the morning. momondo users have found flights departing from Incheon Intl Airport to Sydney in the morning for as low as $519. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Sydney are more costly in the afternoon, with an average ticket price of $799. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Incheon Intl to Sydney Kingsford Smith flight route?

Fly from Incheon Intl to Sydney Kingsford Smith for the best Incheon Intl - Sydney Kingsford Smith flight prices

How far in advance should I book a flight to Sydney?

You are more likely to see cheaper flights to Sydney from Incheon Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around $601 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from Incheon Intl Airport for as low as $524 on momondo.

What cabin class options are available on Incheon Intl to Sydney Kingsford Smith flights?

There are 3 cabin classes available to choose from on Incheon Intl to Sydney Kingsford Smith flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Incheon Intl Airport to Sydney flights?

No. A direct flight is the cheapest option for a flight between Incheon Intl Airport to Sydney.

How have Incheon Intl Airport to Sydney flight prices changed over time?

As of August 2025, prices for Incheon Intl Airport to Sydney flights are approximately 13% cheaper when compared to flights at the same time last year.

When to book flights from Incheon Intl Airport to Sydney

Are you open to changing your travel dates? Check out the ideal times to fly from Incheon Intl Airport to Sydney according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Incheon Intl Airport to Sydney (ICN to SYD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Incheon Intl Airport to Sydney

Best Price Found

$172

Fastest flight time

10h 15m

Direct flights

Every day

Airports in Sydney

1 airport
The best one-way flight to Sydney from Incheon Intl Airport in the past 72 hours is $172. The best round-trip flight deal from Incheon Intl Airport to Sydney found on momondo in the last 72 hours is $373.
The fastest flight from Incheon Intl Airport to Sydney takes 10h 15m
Direct flights go from Incheon Intl Airport to Sydney every day.
There is 1 airport near Sydney: Sydney Kingsford Smith (SYD)
Search flight deals

  • How far is Incheon Intl to Sydney Kingsford Smith by plane?

    There are 5175.2 mi between Incheon Intl and Sydney Kingsford Smith. In terms of flight time, this usually takes a little over 10h 15m.

  • When did momondo last update prices for flights from Incheon Intl Airport to Sydney Kingsford Smith Airport?

    Prices for flights from Incheon Intl Airport to Sydney Kingsford Smith Airport are updated daily.

  • How many operators does momondo search for flights from Incheon Intl Airport to Sydney Kingsford Smith Airport?

  • How old do you have to be to fly from Incheon Intl Airport to Sydney Kingsford Smith Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Incheon Intl Airport to Sydney Kingsford Smith Airport.

  • What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

    The necessary travel and health documents for your Sydney Kingsford Smith Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Incheon Intl Airport to Sydney?

  • What is the most popular airline from Incheon Intl Airport to Sydney?

Best airlines flying from Incheon Intl Airport to Sydney

Compare and see reviews for airlines that fly from Incheon Intl Airport to Sydney with momondo
Airline
Rating
Free Cancellation
Price
T'way AirPriceFrom $248Free CancellationRating
6.5
12 reviews
Search T'way Air flights
JetstarPriceFrom $370Free CancellationRating
6.5
461 reviews
Search Jetstar flights
China EasternPriceFrom $385Free CancellationRating
7.2
159 reviews
Search China Eastern flights
Qantas AirwaysPriceFrom $602Free CancellationRating
7.5
887 reviews
Search Qantas Airways flights
Korean AirPriceFrom $657Free CancellationRating
8.4
1,122 reviews
Search Korean Air flights
Asiana AirlinesPriceFrom $710Free CancellationRating
8.2
470 reviews
Search Asiana Airlines flights

  • Korean Air Flights From Incheon Intl Airport to Sydney

    Korean Air operates around 7 flights from Incheon Intl Airport to Sydney every week. The average price of these flights found in the last 72 hours has been $910, but momondo users have found Korean Air deals from Incheon Intl Airport to Sydney from as low as $657 round-trip. Korean Air has been scored 8.4/10 in 1,122 reviews.

  • Asiana Airlines Flights From Incheon Intl Airport to Sydney

    $710 is the best Asiana Airlines flight deal from Incheon Intl Airport to Sydney found on momondo over the last 72 hours. The average Asiana Airlines ticket price found was closer to $1,118, however, with flight time and availability significantly affecting the price. Asiana Airlines (8.2/10 from 470 user reviews) flies into Sydney from Incheon Intl Airport 8 times in an average week so prices can vary.

Traveling to a place near Sydney?

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

Why use momondo?

Why should I use momondo to find a flight deal from Seoul to Sydney?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Seoul to Sydney. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Seoul to Sydney with flexible booking policies on momondo?

momondo does allow users to show only those flights to Sydney from Seoul which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Seoul to Sydney?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Sydney from Seoul.

I’m not ready to book a flight from Seoul to Sydney right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Sydney from Seoul. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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