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Cheap flights from Seoul to Sydney from $289

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 29/5. Fares are subject to change and may not be available on all flights or dates of travel.
SEL — SYD
5 May — 12 May1
1 adult

Cheapflights Tip: The best prices from Seoul to Sydney Kingsford Smith are usually found in March or June, booked 62 days in advance, depart on a Monday or Friday and return on a Monday

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 30 April 2025.

Round-trip from

$595

One-way from

$289

Popular in

October

Cheapest in

March

Average price

$940

Good round-trip deal

$290 or less

Good one-way deal

$301 or less
China Eastern
  • China Eastern
  • 13/5-20/5
  • 2 total stops
  • 57h 25m total
  • Seoul to Sydney
AirAsia X
  • AirAsia X
  • 29/5
  • 1 total stop
  • 22h 35m total
  • Seoul to Sydney
Highest demand for flights based on searches. 8% potential increase in price ($139 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease ($38 potential savings vs. average return price).
Average for round-trip flights in April 2025
Price to beat on a round-trip flight from Seoul (SEL) to Sydney Kingsford Smith.
Price to beat on a one-way flight from Seoul (SEL) to Sydney Kingsford Smith.

Find flight deals from Seoul to Sydney

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 30 April 2025.

Tue 13/512:00GMP - SYD
1 stop23h 35mChina Eastern
Tue 20/511:00SYD - GMP
1 stop33h 50mChina Eastern
Deal found 30/4$595
Sun 1/614:30ICN - SYD
1 stop21h 05mChina Eastern
Mon 9/614:10SYD - ICN
1 stop21h 40mChina Eastern
Deal found 29/4$615
Sat 23/808:15ICN - SYD
1 stop22h 35mMultiple Airlines
Sat 30/820:45SYD - ICN
1 stop38h 30mMultiple Airlines
Deal found 29/4$623
Mon 11/811:30ICN - SYD
1 stop23h 05mScoot
Sat 16/820:45SYD - ICN
1 stop38h 30mScoot
Deal found 28/4$626
Wed 4/615:15ICN - SYD
1 stop27h 25mChina Southern
Mon 9/608:45SYD - ICN
2 stops37h 05mChina Southern
Deal found 29/4$632
Sun 11/513:30ICN - SYD
1 stop18h 50mXiamenAir
Sat 17/511:25SYD - ICN
1 stop26h 05mXiamenAir
Deal found 29/4$634
Thu 22/508:15ICN - SYD
1 stop22h 35mAirAsia X
Sun 8/609:15SYD - ICN
1 stop22h 45mAirAsia X
Deal found 30/4$637
Thu 16/1021:50ICN - SYD
Nonstop10h 15mJetstar
Thu 6/1111:40SYD - ICN
Nonstop10h 35mJetstar
Deal found 30/4$645
Mon 9/622:10ICN - SYD
Nonstop10h 45mT'way Air
Thu 19/611:40SYD - ICN
Nonstop10h 50mT'way Air
Deal found 29/4$656
Sat 24/514:25GMP - SYD
1 stop23h 25mAir China
Tue 27/519:40SYD - GMP
1 stop18h 25mAir China
Deal found 29/4$721
Sat 7/613:30GMP - SYD
2 stops29h 10mChina Southern
Sat 14/610:15SYD - GMP
2 stops27h 10mChina Southern
Deal found 30/4$728
Sat 18/1017:55ICN - SYD
1 stop37h 20mVietnam Airlines
Mon 27/1011:50SYD - ICN
1 stop20h 40mVietnam Airlines
Deal found 29/4$782

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 30 April 2025.
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

SeoulSydney

GMP - SYD

GMPSYD

Seoul Gimpo Intl

Tue 13/5

12:00-12:35

1 stop23h 35m

Sydney Kingsford Smith

Tue 20/5

11:00-19:50

1 stop33h 50m

$595

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Sun 1/6

14:30-12:35

1 stop21h 05m

Sydney Kingsford Smith

Mon 9/6

14:10-10:50

1 stop21h 40m

$615

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Sat 23/8

08:15-07:50

1 stop22h 35m

Sydney Kingsford Smith

Tue 26/8

12:50-10:15

1 stop22h 25m

$623

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Mon 11/8

11:30-11:35

1 stop23h 05m

Sydney Kingsford Smith

Fri 15/8

12:50-09:40

1 stop21h 50m

$626

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Wed 4/6

22:10-09:55

Nonstop10h 45m

Sydney Kingsford Smith

Tue 17/6

11:40-21:30

Nonstop10h 50m

$632

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Sun 11/5

13:30-09:20

1 stop18h 50m

Sydney Kingsford Smith

Fri 16/5

11:25-12:30

1 stop26h 05m

$634

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Wed 21/5

13:20-19:40

2 stops29h 20m

Sydney Kingsford Smith

Mon 26/5

08:45-13:40

1 stop29h 55m

$635

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Thu 22/5

08:15-07:50

1 stop22h 35m

Sydney Kingsford Smith

Sun 8/6

09:15-07:00

1 stop22h 45m

$637

IncheonSydney

ICN - SYD

ICNSYD

Incheon Intl

Thu 16/10

21:50-10:05

Nonstop10h 15m

Sydney Kingsford Smith

Sun 9/11

11:40-20:15

Nonstop10h 35m

$645

SeoulSydney

GMP - SYD

GMPSYD

Seoul Gimpo Intl

Wed 21/5

14:25-14:50

1 stop23h 25m

Sydney Kingsford Smith

Tue 27/5

19:40-13:05

1 stop18h 25m

$721

Flights are sorted by cheapest return flights first.

Deals found on 29/4

Showing 1-10 of 30 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 25 April 2025.

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 62 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, May is the cheapest month in which you can book a flight from Seoul to Sydney (average of $129). Flying from Seoul 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 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 30 April 2025.

When flying from Seoul 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 52% versus a flight in the afternoon.

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 30 April 2025.

The most flights from SEL 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 (7 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 30 April 2025.
Get a feel of what it's like to fly with ANA, Vietnam Airlines and China Southern from Seoul to Sydney by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Comfort

8.1

Boarding

8.5

Food

7.6

Overall

8.3

Crew

8.7

Entertainment

7.9

Reviews

1 / 20
4.0
Okay

Anonymous,Mar 2025

SFO - HND

Don't bother with economy, it's so small!!! I'm a small person and I was cramped in the middle seat on a 11 hour flight. Not fun. Go for business or first class for such a long flight if you can or be prepared to have trouble moving when you stand up. Also be prepared to have trouble sleeping too. Crew was awesome though, they were helpful and provided excellent service.
8.3
Very Good

Comfort

8.1

Boarding

8.5

Food

7.6

Overall

8.3

Crew

8.7

Entertainment

7.9

Reviews

1 / 20
4.0
Okay

Anonymous,Mar 2025

SFO - HND

Don't bother with economy, it's so small!!! I'm a small person and I was cramped in the middle seat on a 11 hour flight. Not fun. Go for business or first class for such a long flight if you can or be prepared to have trouble moving when you stand up. Also be prepared to have trouble sleeping too. Crew was awesome though, they were helpful and provided excellent service.

Comfort

8.1

Boarding

8.5

Food

7.6

Overall

8.3

Crew

8.7

Entertainment

7.9

Reviews

1 / 20
4.0
Okay

Anonymous,Mar 2025

SFO - HND

Don't bother with economy, it's so small!!! I'm a small person and I was cramped in the middle seat on a 11 hour flight. Not fun. Go for business or first class for such a long flight if you can or be prepared to have trouble moving when you stand up. Also be prepared to have trouble sleeping too. Crew was awesome though, they were helpful and provided excellent service.

Comfort

8.1

Boarding

8.5

Food

7.6

Overall

8.3

Crew

8.7

Entertainment

7.9

Reviews

1 / 20
4.0
Okay

Anonymous,Mar 2025

SFO - HND

Don't bother with economy, it's so small!!! I'm a small person and I was cramped in the middle seat on a 11 hour flight. Not fun. Go for business or first class for such a long flight if you can or be prepared to have trouble moving when you stand up. Also be prepared to have trouble sleeping too. Crew was awesome though, they were helpful and provided excellent service.

Comfort

8.1

Boarding

8.5

Food

7.6

Overall

8.3

Crew

8.7

Entertainment

7.9

Reviews

1 / 20
4.0
Okay

Anonymous,Mar 2025

SFO - HND

Don't bother with economy, it's so small!!! I'm a small person and I was cramped in the middle seat on a 11 hour flight. Not fun. Go for business or first class for such a long flight if you can or be prepared to have trouble moving when you stand up. Also be prepared to have trouble sleeping too. Crew was awesome though, they were helpful and provided excellent service.

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 10 flights from Seoul to Kingsford Smith per day from 8 different airlines.

  • How popular is this Seoul to Sydney flight route?

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

    Currently priced at $595, China Eastern will fly you from Seoul to Sydney and back. In addition to China Eastern, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Scoot and China Southern - these airlines can fly you to your destination from $626 and $632, respectively. China Eastern is priced at 39% 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?

    $289 is the cheapest one-way deal found within the past few days, from AirAsia X. You may also be able to find cheap deals on Scoot and XiamenAir, with prices starting from $292 and $294, respectively.

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

    Consider T'way Air (68%), KLM (62%) or Air France (62%) 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 $272. While the most popular route (Incheon Intl - Sydney Kingsford Smith) can be booked for $351 on average our data indicates $1,584 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, May is the cheapest month in which you can book a flight from Seoul to Sydney (average of $129). Flying from Seoul 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 Seoul?

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

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.

Top 8 airlines flying from Seoul to Sydney

Discover the top 8 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 30 April 2025.
AirlineCheapestAverageFlexibilityOn-time
China EasternCheapest$545Average$720FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
T'way AirCheapest$583Average$1,047FlexibilityNo cancel feeOn-time88%
Search T'way Air flights
China SouthernCheapest$611Average$720FlexibilityNo cancel feeOn-time69%
Search China Southern flights
JetstarCheapest$649Average$960FlexibilityNo cancel feeOn-time74%
Search Jetstar flights
Singapore AirlinesCheapest$743Average$1,352FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Qantas AirwaysCheapest$978Average$1,260FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Korean AirCheapest$1,059Average$1,301FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
Asiana AirlinesCheapest$1,087Average$1,418FlexibilityNo 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 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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