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Cheap flights from Seoul to Sydney from $196

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 12/24. 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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Jetstar Logo
9:50 pm - 10:05 amICN-SYD
10h 15mnonstop
Jetstar Logo
11:45 am - 8:15 pmSYD-ICN
10h 30mnonstop
$495Jetstar
Find Deal
Mon, Mar 23 - Sun, Mar 29
Multiple Airlines Logo
11:30 am - 11:35 amICN-SYD
23h 05m1 stop
Multiple Airlines Logo
9:45 pm - 9:50 pmSYD-ICN
25h 05m1 stop
$497Multiple Airlines
Find Deal
Wed, May 6 - Wed, May 20
Multiple Airlines Logo
11:30 am - 11:35 amICN-SYD
23h 05m1 stop
Multiple Airlines Logo
9:45 pm - 1:55 pmSYD-ICN
17h 10m1 stop
$498Multiple Airlines
Find Deal
Wed, May 6 - Wed, May 20
Multiple Airlines Logo
11:30 am - 11:35 amICN-SYD
23h 05m1 stop
Multiple Airlines Logo
9:45 pm - 10:10 pmSYD-ICN
25h 25m2 stops
$504Multiple Airlines
Find Deal
Wed, May 6 - Wed, May 20
Vietnam Airlines Logo
10:05 am - 12:15 pmICN-SYD
25h 10m1 stop
Vietnam Airlines Logo
10:15 am - 6:40 amSYD-ICN
21h 25m1 stop
$507Vietnam Airlines
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Tue, Apr 21 - Thu, Apr 23
China Eastern Logo
2:20 pm - 11:00 amICN-SYD
42h 40m3 stops
China Eastern Logo
1:30 pm - 11:15 amSYD-ICN
23h 45m1 stop
$508China Eastern
Find Deal
Mon, Dec 1 - Sun, Dec 7
Vietnam Airlines Logo
6:05 pm - 12:15 pmICN-SYD
17h 10m1 stop
Vietnam Airlines Logo
10:15 am - 6:40 amSYD-ICN
21h 25m1 stop
$509Vietnam Airlines
Find Deal
Tue, Apr 21 - Thu, Apr 23
Jetstar Logo
9:50 pm - 9:05 amICN-SYD
10h 15mnonstop
Jetstar Logo
10:45 am - 8:15 pmSYD-ICN
10h 30mnonstop
$510Jetstar
Find Deal
Thu, Apr 30 - Wed, May 6
Air China Logo
2:25 pm - 3:30 pmGMP-SYD
23h 05m1 stop
Air China Logo
8:40 pm - 1:05 pmSYD-GMP
18h 25m1 stop
$636Air China
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Wed, Nov 26 - Tue, Dec 2
Air China Logo
2:25 pm - 3:30 pmGMP-SYD
23h 05m1 stop
Air China Logo
8:40 pm - 1:05 pmSYD-GMP
18h 25m1 stop
$637Air China
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Mon, Dec 1 - Fri, Dec 5

Cathay Pacific flights from Seoul to Sydney

Our best Cathay Pacific deals on Seoul to Sydney flight tickets
Cathay Pacific
Nov 16
ICN3:00 pmIncheon Intl
19h 00m
1 stop
SYD12:00 pmSydney Kingsford Smith
Dec 2
SYD10:20 pmSydney Kingsford Smith
17h 35m
1 stop
ICN1:55 pmIncheon Intl
$698
Find similar
Cathay Pacific
Nov 16
ICN10:00 amIncheon Intl
21h 35m
1 stop
SYD9:35 amSydney Kingsford Smith
Nov 21
SYD3:15 pmSydney Kingsford Smith
24h 40m
1 stop
ICN1:55 pmIncheon Intl
$735
Find similar

Jetstar flights from Seoul to Sydney

Our best Jetstar deals on Seoul to Sydney flight tickets
Jetstar
Mar 8
ICN9:50 pmIncheon Intl
10h 15m
SYD10:05 amSydney Kingsford Smith
Mar 15
SYD11:40 amSydney Kingsford Smith
10h 35m
ICN8:15 pmIncheon Intl
$492
Find similar
Jetstar
Mar 6
ICN9:50 pmIncheon Intl
10h 15m
SYD10:05 amSydney Kingsford Smith
Mar 13
SYD11:40 amSydney Kingsford Smith
10h 35m
ICN8:15 pmIncheon Intl
$494
Find similar
Jetstar
Mar 23
ICN9:50 pmIncheon Intl
10h 15m
SYD10:05 amSydney Kingsford Smith
Mar 29
SYD11:45 amSydney Kingsford Smith
10h 30m
ICN8:15 pmIncheon Intl
$495
Find similar

momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated November 13, 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

Mon 3/23

9:50 pm-10:05 am

Nonstop10h 15m

Sydney Kingsford Smith

Sun 3/29

11:45 am-8:15 pm

Nonstop10h 30m

$495

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Wed 5/6

11:30 am-11:35 am

1 stop23h 05m

Sydney Kingsford Smith

Wed 5/20

9:45 pm-9:50 pm

1 stop25h 05m

$497

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Wed 5/6

11:30 am-11:35 am

1 stop23h 05m

Sydney Kingsford Smith

Wed 5/20

9:45 pm-1:55 pm

1 stop17h 10m

$498

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Wed 5/6

11:30 am-11:35 am

1 stop23h 05m

Sydney Kingsford Smith

Wed 5/20

9:45 pm-10:10 pm

2 stops25h 25m

$504

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Tue 4/21

10:05 am-12:15 pm

1 stop25h 10m

Sydney Kingsford Smith

Thu 4/23

10:15 am-6:40 am

1 stop21h 25m

$507

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Mon 12/1

2:20 pm-11:00 am

3 stops42h 40m

Sydney Kingsford Smith

Sun 12/7

1:30 pm-11:15 am

1 stop23h 45m

$508

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Tue 4/21

6:05 pm-12:15 pm

1 stop17h 10m

Sydney Kingsford Smith

Thu 4/23

10:15 am-6:40 am

1 stop21h 25m

$509

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Thu 4/30

9:50 pm-9:05 am

Nonstop10h 15m

Sydney Kingsford Smith

Wed 5/6

10:45 am-8:15 pm

Nonstop10h 30m

$510

SeoulSydney

GMP - SYD

GMPSYD

Seoul Gimpo Intl

Wed 11/26

2:25 pm-3:30 pm

1 stop23h 05m

Sydney Kingsford Smith

Tue 12/2

8:40 pm-1:05 pm

1 stop18h 25m

$636

SeoulSydney

GMP - SYD

GMPSYD

Seoul Gimpo Intl

Mon 12/1

2:25 pm-3:30 pm

1 stop23h 05m

Sydney Kingsford Smith

Fri 12/5

8:40 pm-1:05 pm

1 stop18h 25m

$637

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 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 cheapest month to fly to Sydney?

In general, March is the cheapest month to fly from Seoul 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 March, then departing from Seoul during the month May is also very affordable. Most momondo users find prices during this month for around $470.

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

The cheapest day to depart from Seoul to Sydney is on a Tuesday when prices can be found for as low as $602. The most expensive day to fly to Sydney is Friday, with ticket prices averaging around $752.

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 $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 $768. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

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 $628 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from Seoul for as low as $527 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.

How have Seoul to Sydney flight prices changed over time?

As of November 2025, prices for Seoul to Sydney flights are approximately 11% 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 round-trip 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

$318

Fastest flight time

10h 00m

Direct flights

Every day

Airports in Sydney

1 airport
The best one-way flight to Sydney from Seoul in the past 72 hours is $318. The best round-trip flight deal from Seoul to Sydney found on momondo in the last 72 hours is $484.
The fastest flight from Seoul to Sydney takes 10h 00m
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?

    There are 5171.4 mi between Seoul and Sydney Kingsford Smith. 10h 15m is a normal flight duration for this route.

  • 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 refresh 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 offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify 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 license, 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
T'way AirPriceFrom $248Free CancellationRating
0.0
0 reviews
Search T'way Air flights
China EasternPriceFrom $385Free CancellationRating
7.2
177 reviews
Search China Eastern flights
JetstarPriceFrom $394Free CancellationRating
6.6
482 reviews
Search Jetstar flights
Korean AirPriceFrom $657Free CancellationRating
8.4
1,163 reviews
Search Korean Air flights
Asiana AirlinesPriceFrom $710Free CancellationRating
8.2
486 reviews
Search Asiana Airlines flights

  • Korean Air Flights From Seoul to Sydney

    Korean Air flight deals from Seoul to Sydney start from $657 round-trip. Over the 7 Korean Air flights for this route in a normal week, average airfare is usually $836 round-trip - but some users have found much cheaper deals with momondo.

  • 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 $1,269, with deals from around $710 rare but found on momondo. Referenced prices are for round-trip Seoul to Sydney flight searches in the last 72 hours.

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
Manly
Penrith
Leura
Lithgow
Charlestown
Terrigal
Swansea

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Seoul to Sydney. momondo saves you time and could save you money on your trip.

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

Yes. momondo enables you to select and highlight flights to Sydney from Seoul with this policy.

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

Once all potential Seoul to Sydney flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Price alerts on flights to Sydney from Seoul are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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