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Cheap flights from Sydney to Seoul from $309

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 19/4. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — SEL
21 Mar — 28 Mar1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Sydney Kingsford Smith to Seoul are usually found in May or June, booked 87 days in advance, depart on a Tuesday or Monday and return on a Saturday

Cheap flight deals from Sydney to Seoul

Enter your travel dates to find the best prices.

Cheapest flights from Sydney to Seoul
Explore the most affordable flight options available from Sydney to Seoul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 February 2026.

Mon 2/314:00
SYD
-
GMP
1 stop25h 05m
Air China
Mon 9/314:25
GMP
-
SYD
1 stop23h 05m
Air China
Deal found 15/2$558
Sun 19/413:00
SYD
-
ICN
2 stops33h 45m
Multiple Airlines
Fri 15/508:15
ICN
-
SYD
1 stop23h 05m
Multiple Airlines
Deal found 18/2$576
Tue 19/514:15
SYD
-
ICN
1 stop24h 40m
China Southern
Mon 25/515:15
ICN
-
SYD
1 stop20h 20m
China Southern
Deal found 17/2$580
Thu 14/514:15
SYD
-
ICN
1 stop24h 40m
China Southern
Fri 29/509:40
ICN
-
SYD
1 stop33h 00m
China Southern
Deal found 17/2$583
Sun 7/614:15
SYD
-
ICN
2 stops27h 00m
China Southern
Sat 13/616:45
ICN
-
SYD
1 stop25h 55m
China Southern
Deal found 15/2$586
Wed 4/312:30
SYD
-
ICN
1 stop25h 50m
XiamenAir
Sun 8/313:20
ICN
-
SYD
1 stop19h 05m
XiamenAir
Deal found 18/2$587
Wed 4/312:30
SYD
-
ICN
1 stop25h 50m
XiamenAir
Sat 7/313:20
ICN
-
SYD
1 stop19h 05m
XiamenAir
Deal found 17/2$589
Mon 4/514:15
SYD
-
ICN
2 stops29h 30m
China Southern
Tue 19/509:40
ICN
-
SYD
1 stop33h 00m
China Southern
Deal found 16/2$590
Thu 21/508:45
SYD
-
GMP
2 stops28h 40m
China Southern
Mon 25/513:30
GMP
-
SYD
2 stops29h 10m
China Southern
Deal found 15/2$592
Fri 13/310:45
SYD
-
ICN
1 stop21h 35m
Multiple Airlines
Wed 18/311:35
ICN
-
SYD
1 stop22h 45m
Multiple Airlines
Deal found 16/2$592
Mon 11/508:45
SYD
-
GMP
2 stops28h 40m
China Southern
Mon 25/513:30
GMP
-
SYD
2 stops29h 10m
China Southern
Deal found 17/2$593
Fri 24/410:05
SYD
-
ICN
2 stops25h 05m
China Southern
Fri 8/509:25
ICN
-
SYD
2 stops20h 00m
China Southern
Deal found 17/2$593

Find flight deals from Sydney to Seoul

Discover tips and strategies to find the most affordable flight options for your journey from Sydney (SYD) to Seoul (SEL). 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 19 February 2026.

Round-trip from

$558

One-way from

$309

Popular in

December

Cheapest in

May

Average price

$694

Good round-trip deal

$744 or less

Good one-way deal

$409 or less
Air China
  • Air China
  • 2/3-9/3
  • 2 total stops
  • 48h 10m total
  • Sydney to Seoul
Search Deals
Scoot
  • Scoot
  • 19/4
  • 1 total stop
  • 21h 45m total
  • Sydney to Seoul
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($306 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($68 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a round-trip flight from Sydney Kingsford Smith to Seoul (SEL).
Search Deals
Price to beat on a one-way flight from Sydney Kingsford Smith to Seoul (SEL).
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Sydney to Seoul 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 19 February 2026.
Use the filters below to find and compare flights from Sydney to Seoul that are best for you.

Fly from

Sydney

Fly to

Seoul

Route

Depart

Return

Price

SydneyIncheon

SYD - ICN

SYDICN

Sydney Kingsford Smith

Sun 19/4

10:45-20:15

Nonstop10h 30m

Incheon Intl

Fri 15/5

21:15-14:05

1 stop15h 50m

$614

SydneyIncheon

SYD - ICN

SYDICN

Sydney Kingsford Smith

Thu 12/3

13:30-13:15

3 stops25h 45m

Incheon Intl

Wed 18/3

14:20-07:20

3 stops39h 00m

$637

SydneyIncheon

SYD - ICN

SYDICN

Sydney Kingsford Smith

Mon 16/3

15:10-11:15

1 stop22h 05m

Incheon Intl

Fri 20/3

14:20-07:20

3 stops39h 00m

$658

SydneyIncheon

SYD - ICN

SYDICN

Sydney Kingsford Smith

Sun 19/4

10:05-11:15

1 stop26h 10m

Incheon Intl

Fri 15/5

14:15-08:00

3 stops40h 45m

$672

SydneyIncheon

SYD - ICN

SYDICN

Sydney Kingsford Smith

Sun 1/3

10:00-21:45

3 stops37h 45m

Incheon Intl

Wed 4/3

07:25-11:00

3 stops25h 35m

$691

SydneyIncheon

SYD - ICN

SYDICN

Sydney Kingsford Smith

Sat 14/3

10:45-06:20

1 stop21h 35m

Incheon Intl

Sat 21/3

07:35-09:15

1 stop23h 40m

$756

SydneyIncheon

SYD - ICN

SYDICN

Sydney Kingsford Smith

Mon 11/5

10:15-16:25

1 stop31h 10m

Incheon Intl

Mon 1/6

17:55-08:15

1 stop37h 20m

$845

SydneyIncheon

SYD - ICN

SYDICN

Sydney Kingsford Smith

Thu 11/6

10:15-16:25

1 stop31h 10m

Incheon Intl

Wed 17/6

10:35-08:15

1 stop20h 40m

$848

SydneyIncheon

SYD - ICN

SYDICN

Sydney Kingsford Smith

Tue 3/3

12:15-21:15

Nonstop11h 00m

Incheon Intl

Mon 16/3

21:40-10:15

Nonstop10h 35m

$868

SydneyIncheon

SYD - ICN

SYDICN

Sydney Kingsford Smith

Tue 7/4

10:05-13:15

3 stops28h 10m

Incheon Intl

Tue 14/4

12:15-08:00

1 stop18h 45m

$883

Flights are sorted by cheapest return flights first.

Deals found on 18/2

Showing 1-10 of 43 results
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Best time to book a flight from Sydney to Seoul

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

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

Use this chart to determine the optimal time to book a return flight from Sydney to Seoul. Price data was last updated on 18 February 2026.

To ensure you get the cheapest price possible for a flight from Sydney to Seoul, you should look to book at least 87 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, June is the cheapest month in which you can book a flight from Sydney to Seoul (average of $314). Flying from Sydney to Seoul in December is currently the most expensive (average of $604). 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 SYD to SEL?

Find hourly flight availability from Sydney to Seoul. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 19 February 2026.

When flying from Sydney to Seoul, 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 Sydney to Seoul

Explore weekly flight availability from Sydney to Seoul. 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 19 February 2026.

The most flights from SYD to SEL are scheduled on a Monday (11 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (10 on average).

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

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

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

Hong Kong (HKG) – chosen by Cheapflights users on 24% of one-stop itineraries from Sydney to Seoul on Cheapflights.

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

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

Haikou (HAK) is the most affordable one-stop option, with an average return flight price of $518.

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

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

Flights via Brisbane (BNE) have the shortest average one-way travel time for one-stop routes: 14h 27m.

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

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

Flights via Bangkok (BKK) offer the fastest connection on this route, with an average stopover time of 1h 33m.

Reviews of airlines servicing Seoul

Get insights into the airlines that provide service to Seoul. 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 Seoul. Reviews last updated 19 February 2026.
Get a feel of what it's like to fly with Korean Air, Asiana Airlines, andCathay Pacific from Sydney to Seoul by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very Good
1,194 reviews
Check prices

Boarding

8.5

Overall

8.4

Entertainment

8.2

Crew

8.7

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Korean Air
8.4
Very Good
1,194 reviews
Korean Air
8.4
Very Good
1,194 reviews
Check prices

Boarding

8.5

Overall

8.4

Entertainment

8.2

Crew

8.7

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Asiana Airlines
8.1
Very Good
504 reviews
Korean Air
8.4
Very Good
1,194 reviews
Check prices

Boarding

8.5

Overall

8.4

Entertainment

8.2

Crew

8.7

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Cathay Pacific
7.6
Good
1,171 reviews
Korean Air
8.4
Very Good
1,194 reviews
Check prices

Boarding

8.5

Overall

8.4

Entertainment

8.2

Crew

8.7

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Jetstar
6.5
Okay
523 reviews
Korean Air
8.4
Very Good
1,194 reviews
Check prices

Boarding

8.5

Overall

8.4

Entertainment

8.2

Crew

8.7

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.

Related info for your journey

Find useful and relevant information for your journey from Sydney to Seoul. 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 from for flights from Sydney to Seoul?

    Located just 7.5 km from the city centre, Sydney Kingsford Smith is the airport most travellers will use when flying to Seoul from Sydney. Booking flights from Kingsford Smith (SYD) to Seoul should be relatively easy as there are 10 daily outbound flights to Seoul from 19 different airlines.

  • How long is the flight from Sydney to Seoul?

    Departing from Sydney to Seoul will take you 18h 25m. The distance between Sydney and Seoul is about 8335 km. Both multi-stop and direct flights can be found to your destination and back.

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

    Currently priced at $225, AirAsia X will fly you from Sydney to Seoul and back. In addition to AirAsia X, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Scoot and VietJet Air - these airlines can fly you to your destination from $278 and $297, respectively. Users have found that AirAsia X is 74% cheaper than the other options available to this destination.

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

    The cheapest airline one-way is VietJet Air, with whom users have recently found tickets for as low as $60. However, be on the lookout for offers from AirAsia X and T'way Air, as they are both options that can get you from Sydney to Seoul for a low price.

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

    Consider KLM (82%), Korean Air (82%) or Virgin Atlantic (82%) when booking your flight. These represent the most reliable airlines when flying from Sydney to Seoul.

  • What are the cheapest flights from Sydney to Seoul?

    Looking for the cheapest flight from Sydney to Seoul? While on average our users pay $1,548, our data indicates the cheapest price to be $322. The most popular route (Sydney Kingsford Smith - Incheon Intl), is priced around $497.

  • Where are the most common stopover locations when flying from Sydney to Seoul?

    Flights departing from Sydney and landing in Seoul stopover in Guangzhou most frequently.

  • Where are the least popular stopover locations for Sydney to Seoul flights?

    Sydney to Seoul flights have a stopover in Guangzhou the least frequently.

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

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

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

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

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

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

    Currently, June is the cheapest month in which you can book a flight from Sydney to Seoul (average of $314). Flying from Sydney to Seoul in December is currently the most expensive (average of $604). 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

Browse thousands of different options on Cheapflights for your next trip

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Fly from Sydney to Seoul on these airlines

Choose from the following airlines for your flight from Sydney to Seoul. Flights are based on user searches made on Cheapflights and were last updated on 19 February 2026.
Jetstar flights from Sydney Kingsford Smith to Seoul
Asiana Airlines flights from Sydney Kingsford Smith to Seoul
Korean Air flights from Sydney Kingsford Smith to Seoul

Top 10 airlines flying from Sydney to Seoul

Discover the top 10 airlines that operate flights from Sydney to Seoul. 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 19 February 2026.
AirlineCheapestAverageFlexibilityOn-time
AirAsia XCheapest$225Average$432FlexibilityNo cancel feeOn-time66%
Search AirAsia X flights
ScootCheapest$278Average$593FlexibilityNo cancel feeOn-timeN/A
Search Scoot flights
VietJet AirCheapest$297Average$676FlexibilityNo cancel feeOn-timeN/A
Search VietJet Air flights
XiamenAirCheapest$300Average$729FlexibilityNo cancel feeOn-time49%
Search XiamenAir flights
JetstarCheapest$314Average$695FlexibilityNo cancel feeOn-time74%
Search Jetstar flights
Vietnam AirlinesCheapest$346Average$728FlexibilityNo cancel feeOn-time81%
Search Vietnam Airlines flights
FinnairCheapest$363Average$668FlexibilityNo cancel feeOn-time76%
Search Finnair flights
T'way AirCheapest$423Average$780FlexibilityNo cancel feeOn-time88%
Search T'way Air flights
China SouthernCheapest$432Average$564FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Hong Kong AirlinesCheapest$452Average$1,353FlexibilityNo cancel feeOn-time65%
Search Hong Kong 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 Sydney to Seoul?

Deals for Sydney to Seoul flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

Cheapflights helps you find that perfect flight to Seoul from Sydney by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Certainly. Search results for flights to Seoul from Sydney 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 Sydney to Seoul become cheaper?

Yes! Start tracking prices for Sydney to Seoul flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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