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Cheap flights from Seoul to Sydney from $373

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 25/2. Fares are subject to change and may not be available on all flights or dates of travel.
SEL — SYD
8 Feb — 15 Feb1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Seoul to Sydney Kingsford Smith are usually found in March or May, booked 13 days in advance, depart on a Monday or Saturday and return on a Tuesday

Cheap flight deals from Seoul to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from Seoul (SEL) 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 9 January 2026.

Round-trip from

$752

One-way from

$373

Popular in

December

Cheapest in

March

Average price

$1,064

Good round-trip deal

$297 or less

Good one-way deal

$394 or less
Scoot
  • Scoot
  • 6/7-10/7
  • 2 total stops
  • 69h 00m total
  • Seoul to Sydney
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Jetstar
  • Jetstar
  • 25/2
  • Nonstop
  • 10h 15m total
  • Seoul to Sydney
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($194 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease ($37 potential savings vs. average return price).
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Average for round-trip flights in January 2026
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Price to beat on a round-trip flight from Seoul (SEL) to Sydney Kingsford Smith.
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Price to beat on a one-way flight from Seoul (SEL) to Sydney Kingsford Smith.
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Find flight deals from Seoul to Sydney

Enter your travel dates to find the best prices.

Cheapest flights from Seoul to Sydney
Explore the most affordable flight options available from Seoul to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 January 2026.

Sat 17/112:20ICN - SYD
1 stop21h 55mChina Eastern
Tue 20/112:00SYD - ICN
2 stops25h 15mChina Eastern
Deal found 7/1$752
Sat 14/321:50ICN - SYD
Nonstop10h 15mMultiple Airlines
Thu 19/321:00SYD - ICN
1 stop25h 20mMultiple Airlines
Deal found 8/1$754
Tue 20/114:20ICN - SYD
3 stops42h 40mChina Eastern
Mon 26/115:10SYD - ICN
1 stop22h 05mChina Eastern
Deal found 7/1$755
Thu 22/114:20ICN - SYD
3 stops42h 40mChina Eastern
Mon 26/115:10SYD - ICN
1 stop22h 05mChina Eastern
Deal found 7/1$757
Thu 15/114:20ICN - SYD
3 stops42h 40mChina Eastern
Fri 23/110:30SYD - ICN
2 stops26h 45mChina Eastern
Deal found 8/1$758
Sat 28/207:35ICN - SYD
1 stop23h 40mMultiple Airlines
Wed 4/313:35SYD - ICN
2 stops34h 10mMultiple Airlines
Deal found 8/1$760
Fri 22/508:30ICN - SYD
2 stops22h 10mChina Eastern
Tue 26/511:00SYD - ICN
2 stops26h 10mChina Eastern
Deal found 8/1$761
Sat 17/112:20ICN - SYD
1 stop21h 55mChina Eastern
Mon 26/115:10SYD - ICN
1 stop22h 05mChina Eastern
Deal found 7/1$763
Tue 13/1018:05ICN - SYD
1 stop17h 10mVietnam Airlines
Thu 22/1011:15SYD - ICN
1 stop21h 25mVietnam Airlines
Deal found 7/1$767
Wed 18/316:15ICN - SYD
1 stop15h 10mMultiple Airlines
Thu 19/311:40SYD - ICN
Nonstop10h 35mMultiple Airlines
Deal found 7/1$769
Thu 5/214:35GMP - SYD
3 stops38h 15mMultiple Airlines
Sun 8/220:40SYD - GMP
1 stop18h 25mMultiple Airlines
Deal found 7/1$803
Thu 5/214:35GMP - SYD
3 stops38h 15mMultiple Airlines
Sat 7/214:00SYD - GMP
1 stop25h 05mMultiple Airlines
Deal found 7/1$809

Cheapflights 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, Cheapflights users made 647,157 searches. Data last updated 9 January 2026.
Use the filters below to find and compare flights from Seoul to Sydney that are best for you.

Fly from

Seoul

Fly to

Sydney

Route

Depart

Return

Price

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Mon 23/3

21:50-10:05

Nonstop10h 15m

Sydney Kingsford Smith

Wed 1/4

11:45-20:15

Nonstop10h 30m

$822

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Sun 8/2

21:50-10:05

Nonstop10h 15m

Sydney Kingsford Smith

Tue 10/2

11:40-20:15

Nonstop10h 35m

$824

SeoulSydney

GMP - SYD

GMPSYD

Seoul Gimpo Intl

Sun 22/2

19:50-06:50

3 stops33h 00m

Sydney Kingsford Smith

Sun 1/3

14:00-13:05

1 stop25h 05m

$839

SeoulSydney

GMP - SYD

GMPSYD

Seoul Gimpo Intl

Sun 8/2

20:25-07:30

3 stops33h 05m

Sydney Kingsford Smith

Sun 15/2

14:00-13:05

1 stop25h 05m

$851

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Fri 6/2

21:50-10:05

Nonstop10h 15m

Sydney Kingsford Smith

Thu 12/2

11:40-20:15

Nonstop10h 35m

$891

SeoulSydney

GMP - SYD

GMPSYD

Seoul Gimpo Intl

Thu 5/3

13:30-20:20

2 stops28h 50m

Sydney Kingsford Smith

Fri 13/3

11:25-12:25

2 stops27h 00m

$930

SeoulSydney

GMP - SYD

GMPSYD

Seoul Gimpo Intl

Mon 16/3

13:30-20:20

2 stops28h 50m

Sydney Kingsford Smith

Wed 15/4

10:05-12:25

2 stops27h 20m

$931

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Mon 9/3

11:05-07:55

1 stop18h 50m

Sydney Kingsford Smith

Wed 11/3

22:15-20:55

1 stop24h 40m

$942

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Mon 2/3

11:05-10:20

1 stop21h 15m

Sydney Kingsford Smith

Fri 13/3

22:15-20:55

1 stop24h 40m

$945

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Wed 4/3

00:10-06:05

2 stops27h 55m

Sydney Kingsford Smith

Thu 30/4

22:10-22:30

1 stop25h 20m

$951

Flights are sorted by cheapest return flights first.

Deals found on 7/1

Showing 1-10 of 45 results
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Best time to book a flight from Seoul to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Seoul 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 Seoul to Sydney

How far ahead should I book a flight from Seoul to Sydney?

Use this chart to determine the optimal time to book a return flight from Seoul to Sydney. Price data was last updated on 2 January 2026.

The price you pay for your flight from Seoul to Sydney may vary depending on when you book. For the best chance of a lower fare, look to book 13 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Seoul to Sydney?

Currently, March is the cheapest month in which you can book a flight from Seoul to Sydney (average of $537). Flying from Seoul to Sydney in January is currently the most expensive (average of $839). 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 SEL to SYD?

Find hourly flight availability from Seoul 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 9 January 2026.

When flying from Seoul to Sydney, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Seoul to Sydney

Explore weekly flight availability from Seoul 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 9 January 2026.

The most flights from SEL 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 (11 on average).

How much does it cost for a return flight from Seoul to Sydney?

What’s the top stopover airport for flights from Seoul to Sydney?

Share of one-stop return flights from Seoul to Sydney chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Hong Kong (HKG) – chosen by Cheapflights users on 30% of one-stop itineraries from Seoul to Sydney on Cheapflights.

What’s the cheapest stopover airport for flights from Seoul to Sydney?

Average return fare for one-stop flights from Seoul to Sydney, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Kuala Lumpur (KUL) is the most affordable one-stop option, with an average return flight price of $493.

What’s the fastest stopover option from Seoul to Sydney?

Shortest average travel time for one-stop one-way flights from Seoul to Sydney, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Shanghai (PVG) have the shortest average one-way travel time for one-stop routes: 15h 25m.

Which airport typically offers the quickest stopover for flights from Seoul to Sydney?

Average stopover duration for one-stop one-way flights from Seoul to Sydney, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Singapore (SIN) offer the fastest connection on this route, with an average stopover time of 2h 23m.

How often are flights from Seoul to Sydney delayed?

About 0% of weekly flights between Seoul and Sydney have experienced delays in the past year, with the average delay time being 0 minutes.

What is the most punctual flight time for Seoul to Sydney flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Wednesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

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 9 January 2026.
Check out reviews from past customers who have flown with Korean Air, Asiana Airlines, andQantas Airways from Seoul to Sydney to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very Good
1,188 reviews
Check prices

Crew

8.7

Comfort

8.3

Food

8.1

Overall

8.4

Boarding

8.5

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Korean Air
8.4
Very Good
1,188 reviews
Korean Air
8.4
Very Good
1,188 reviews
Check prices

Crew

8.7

Comfort

8.3

Food

8.1

Overall

8.4

Boarding

8.5

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Asiana Airlines
8.2
Very Good
499 reviews
Korean Air
8.4
Very Good
1,188 reviews
Check prices

Crew

8.7

Comfort

8.3

Food

8.1

Overall

8.4

Boarding

8.5

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Qantas Airways
7.5
Good
968 reviews
Korean Air
8.4
Very Good
1,188 reviews
Check prices

Crew

8.7

Comfort

8.3

Food

8.1

Overall

8.4

Boarding

8.5

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Jetstar
6.5
Okay
500 reviews
Korean Air
8.4
Very Good
1,188 reviews
Check prices

Crew

8.7

Comfort

8.3

Food

8.1

Overall

8.4

Boarding

8.5

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!

Related info for your journey

Find useful and relevant information for your journey from Seoul 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 Seoul?

    If you book a flight to Sydney from Seoul, you will be flying to Kingsford Smith, which is the city’s only airport. Sydney Kingsford Smith (SYD) is located 7.5 km from the centre of Sydney. There are 11 flights from Seoul to Kingsford Smith per day from 5 different airlines.

  • How popular is this Seoul to Sydney flight route?

    This flight path from Seoul to Sydney Kingsford Smith was viewed by 515 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Seoul to Sydney?

    Jetstar, China Southern, and Malaysia Airlines can get you from Seoul to Sydney in just under 10h 15m. Your travel time can differ by up to 18h 35m. The distance between Seoul and Sydney is about 8335 km. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Seoul to Sydney round-trip?

    Currently priced at $451, Jetstar will fly you from Seoul to Sydney and back. In addition to Jetstar, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from T'way Air and Qantas Airways - these airlines can fly you to your destination from $571 and $883, respectively. Jetstar is priced at 47% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Seoul to Sydney one-way?

    $271 is the cheapest one-way deal found within the past few days, from T'way Air. You may also be able to find cheap deals on Jetstar and XiamenAir, with prices starting from $274 and $277, respectively.

  • What are the most reliable airlines from Seoul to Sydney?

    Consider T'way Air (74%), Etihad Airways (70%) or Turkish Airlines (70%) when booking your flight. These represent the most reliable airlines when flying from Seoul to Sydney.

  • What are the cheapest flights from Seoul to Sydney?

    Looking at all options, your cheapest flight can be booked for $106. While the most popular route (Incheon Intl - Sydney Kingsford Smith) can be booked for $539 on average, our data indicates $1,048 when flying from Seoul to Sydney.

  • Can I find deals for flights from Seoul to Sydney that include hotel bookings?

    Yes. In addition to deals on Seoul to Sydney flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Seoul to Sydney?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seoul to Sydney.

  • Can I find deals for business class flights from Seoul to Sydney?

    Yes. Cheapflights offers flight deals from Seoul 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 Seoul to Sydney?

    Currently, March is the cheapest month in which you can book a flight from Seoul to Sydney (average of $537). Flying from Seoul to Sydney in January is currently the most expensive (average of $839). 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 Sydney?

Book flights to Sydney if you plan to visit one of these locations
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Penrith
Terrigal
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Cronulla
Bondi Beach

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Seoul to Sydney

See prices for flight routes from nearby airports that may be better suited for you.
Incheon Intl to Sydney flights
Busan to Sydney flights
Daegu to Sydney flights

Top 5 airlines flying from Seoul to Sydney

Discover the top 5 airlines that operate flights from Seoul 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 9 January 2026.
AirlineCheapestAverageFlexibilityOn-time
T'way AirCheapest$571Average$1,140FlexibilityNo cancel feeOn-time88%
Search T'way Air flights
JetstarCheapest$618Average$878FlexibilityNo cancel feeOn-time74%
Search Jetstar flights
Qantas AirwaysCheapest$883Average$1,306FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Asiana AirlinesCheapest$980Average$1,431FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
Korean AirCheapest$1,002Average$1,210FlexibilityNo 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 Seoul to Sydney?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Sydney from Seoul today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Seoul to Sydney?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Seoul to Sydney.

Can Cheapflights find flights from Seoul to Sydney with no change fees?

Certainly. Search results for flights to Sydney from Seoul shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Seoul to Sydney become cheaper?

Of course! You can now track prices for flights from Seoul to Sydney and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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