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Cheap flights from Seoul to Sydney from $319

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seoul to Sydney departing on 18/11. 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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Multiple Airlines Logo
13:20 - 10:25ICN-SYD
19h 05m1 stop
Multiple Airlines Logo
21:00 - 21:00SYD-ICN
26h 00m1 stop
$709Multiple Airlines
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Fri, 31 Oct - Tue, 4 Nov
China Eastern Logo
12:00 - 12:15ICN-SYD
22h 15m2 stops
China Eastern Logo
12:00 - 11:00SYD-ICN
25h 00m2 stops
$710China Eastern
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Sat, 1 Nov - Thu, 6 Nov
XiamenAir Logo
13:20 - 10:25ICN-SYD
19h 05m1 stop
XiamenAir Logo
12:30 - 12:20SYD-ICN
25h 50m1 stop
$712XiamenAir
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Fri, 31 Oct - Sat, 8 Nov
Multiple Airlines Logo
13:20 - 10:25ICN-SYD
19h 05m1 stop
Multiple Airlines Logo
12:15 - 21:15SYD-ICN
11h 00mdirect
$713Multiple Airlines
Find Deal
Fri, 31 Oct - Sun, 2 Nov
XiamenAir Logo
13:30 - 10:20ICN-SYD
18h 50m1 stop
XiamenAir Logo
12:30 - 12:20SYD-ICN
25h 50m1 stop
$715XiamenAir
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Fri, 24 Oct - Wed, 29 Oct
Jetstar Logo
21:50 - 10:05ICN-SYD
10h 15mdirect
Jetstar Logo
11:40 - 20:15SYD-ICN
10h 35mdirect
$727Jetstar
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Thu, 12 Mar - Mon, 23 Mar
Scoot Logo
11:35 - 13:05ICN-SYD
23h 30m1 stop
Scoot Logo
20:05 - 21:45SYD-ICN
27h 40m2 stops
$735Scoot
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Wed, 29 Oct - Mon, 3 Nov
Jetstar Logo
21:50 - 10:05ICN-SYD
10h 15mdirect
Jetstar Logo
11:40 - 20:15SYD-ICN
10h 35mdirect
$762Jetstar
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Sat, 25 Oct - Fri, 31 Oct
Hong Kong Airlines Logo
14:35 - 10:55ICN-SYD
18h 20m1 stop
Hong Kong Airlines Logo
12:35 - 13:35SYD-ICN
27h 00m1 stop
$765Hong Kong Airlines
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Sat, 8 Nov - Sun, 23 Nov
Hong Kong Airlines Logo
14:35 - 10:55ICN-SYD
18h 20m1 stop
Hong Kong Airlines Logo
12:35 - 13:35SYD-ICN
27h 00m1 stop
$769Hong Kong Airlines
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Tue, 4 Nov - Fri, 7 Nov

China Eastern flights from Seoul to Sydney

Our best China Eastern deals on Seoul to Sydney flight tickets
China Eastern
17 Oct
ICN14:15Incheon Intl
40h 45m
3 stops
SYD09:00Sydney Kingsford Smith
20 Oct
SYD11:25Sydney Kingsford Smith
25h 35m
2 stops
ICN11:00Incheon Intl
$709
Find similar
China Eastern
1 Nov
ICN12:00Incheon Intl
22h 15m
2 stops
SYD12:15Sydney Kingsford Smith
6 Nov
SYD12:00Sydney Kingsford Smith
25h 00m
2 stops
ICN11:00Incheon Intl
$710
Find similar
China Eastern
21 Oct
ICN14:15Incheon Intl
40h 25m
3 stops
SYD08:40Sydney Kingsford Smith
23 Oct
SYD11:25Sydney Kingsford Smith
26h 45m
2 stops
ICN12:10Incheon Intl
$712
Find similar

XiamenAir flights from Seoul to Sydney

Our best XiamenAir deals on Seoul to Sydney flight tickets
XiamenAir
31 Oct
ICN13:20Incheon Intl
19h 05m
1 stop
SYD10:25Sydney Kingsford Smith
8 Nov
SYD12:30Sydney Kingsford Smith
25h 50m
1 stop
ICN12:20Incheon Intl
$712
Find similar
XiamenAir
24 Oct
ICN13:30Incheon Intl
18h 50m
1 stop
SYD10:20Sydney Kingsford Smith
29 Oct
SYD12:30Sydney Kingsford Smith
25h 50m
1 stop
ICN12:20Incheon Intl
$715
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Seoul 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 78,305 searches. Data last updated 14 October 2025.
Use the filters below to find and compare flights from Seoul to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Fri 31/10

13:20-10:25

1 stop19h 05m

Sydney Kingsford Smith

Tue 4/11

21:00-21:00

1 stop26h 00m

$709

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Sat 1/11

12:00-12:15

2 stops22h 15m

Sydney Kingsford Smith

Thu 6/11

12:00-11:00

2 stops25h 00m

$710

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Fri 31/10

13:20-10:25

1 stop19h 05m

Sydney Kingsford Smith

Sat 8/11

12:30-12:20

1 stop25h 50m

$712

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Fri 31/10

13:20-10:25

1 stop19h 05m

Sydney Kingsford Smith

Sun 2/11

12:15-21:15

Nonstop11h 00m

$713

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Fri 24/10

13:30-10:20

1 stop18h 50m

Sydney Kingsford Smith

Wed 29/10

12:30-12:20

1 stop25h 50m

$715

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Thu 12/3

21:50-10:05

Nonstop10h 15m

Sydney Kingsford Smith

Mon 23/3

11:40-20:15

Nonstop10h 35m

$727

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Wed 29/10

11:35-13:05

1 stop23h 30m

Sydney Kingsford Smith

Mon 3/11

20:05-21:45

2 stops27h 40m

$735

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Sat 25/10

21:50-10:05

Nonstop10h 15m

Sydney Kingsford Smith

Fri 31/10

11:40-20:15

Nonstop10h 35m

$762

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Sat 8/11

14:35-10:55

1 stop18h 20m

Sydney Kingsford Smith

Sun 23/11

12:35-13:35

1 stop27h 00m

$765

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Tue 4/11

14:35-10:55

1 stop18h 20m

Sydney Kingsford Smith

Fri 7/11

12:35-13:35

1 stop27h 00m

$769

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Sydney from

How to get the cheapest flight ticket from Seoul 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 Seoul and Sydney?

What is the cheapest month to fly to Sydney?

The month of March is, on average, the cheapest month to fly to Sydney from Seoul, with most prices found around $698. If you aren’t able to travel to Sydney during the month of March, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $721.

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

Our data shows that Monday is the least expensive day to fly to Sydney. Tickets to fly out on this day can be as low as $679. The most expensive day to fly to Sydney is Wednesday, with ticket prices averaging around $1,051.

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 Seoul to Sydney in the morning for as low as $644. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $1,562 on average. Flights to Sydney from Seoul in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest Seoul to Sydney Kingsford Smith flight route?

Fly from Incheon Intl to Sydney Kingsford Smith for the best Seoul - 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 Seoul when booking weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around $962 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from Seoul for as low as $804 on momondo.

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

There are 3 cabin classes available to choose from on Seoul 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 Seoul to Sydney flights?

You could potentially save up to 3% on your flight if you consider stops on a Seoul to Sydney flight.

How have Seoul to Sydney flight prices changed over time?

As of October 2025, prices for Seoul to Sydney flights are approximately 4% cheaper when compared to flights at the same time last year.

When to book flights from Seoul to Sydney

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

Cheap Seoul to Sydney (SEL to SYD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seoul to Sydney

Best price found

$441

Fastest flight time

10h 15m

Direct flights

Every day

Airports in Sydney

1 airport
The best one-way flight to Sydney from Seoul in the past 72 hours is $441. The best return flight deal from Seoul to Sydney found on momondo in the last 72 hours is $557.
The fastest flight from Seoul to Sydney takes 10h 15m
Direct flights go from Seoul to Sydney every day.
There is 1 airport near Sydney: Sydney Kingsford Smith (SYD)
Search flight deals

  • How far is Seoul to Sydney Kingsford Smith by plane?

    Sydney Kingsford Smith is 8322.5 km away from Seoul. By plane, this route typically takes 10h 15m.

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

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

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seoul to Sydney Kingsford Smith Airport.

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

    The travel and health documents required for your trip to Sydney Kingsford Smith Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Sydney Kingsford Smith Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Seoul to Sydney?

  • What is the most popular airline from Seoul to Sydney?

Best airlines flying from Seoul to Sydney

Compare and see reviews for airlines that fly from Seoul to Sydney with momondo
Airline
Rating
Free cancellation
Price
China EasternPriceFrom $536Free cancellationRating
7.2
168 reviews
Search China Eastern flights
JetstarPriceFrom $572Free cancellationRating
6.5
475 reviews
Search Jetstar flights
T'way AirPriceFrom $587Free cancellationRating
0.0
0 reviews
Search T'way Air flights
Qantas AirwaysPriceFrom $908Free cancellationRating
7.5
920 reviews
Search Qantas Airways flights
Asiana AirlinesPriceFrom $1,019Free cancellationRating
8.2
486 reviews
Search Asiana Airlines flights
Korean AirPriceFrom $1,030Free cancellationRating
8.4
1,149 reviews
Search Korean Air flights

  • Korean Air Flights From Seoul to Sydney

    Across 7 Korean Air flights from Seoul to Sydney this week, the average price was $836, with the best Korean Air deals starting from $671 round-trip. 1,149 users have rated Korean Air on momondo, with an average score of 8.4/10.

  • Asiana Airlines Flights From Seoul to Sydney

    Asiana Airlines (8.2/10 from 486 reviews) operates around 7 flights from Seoul to Sydney in any given week. The average Asiana Airlines airfare for this route is around $908, with deals from around $664 rare but found on momondo. Referenced prices are for round-trip Seoul to Sydney flight searches in the last 72 hours.

Travelling to a place near Sydney?

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

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Sydney from Seoul.

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

All flight searches from Seoul to Sydney on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search for Seoul to Sydney flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for Seoul to Sydney flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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