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$290+ Cheap flights from Seoul (SEL) to Sydney (SYD)

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 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
SEL — SYD
Sep 13 — Sep 201
Sun 9/13
Sun 9/20
1 adult, Economy
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Cheapflights Tip: The best prices from Seoul to Sydney Kingsford Smith are usually found in March or June, booked 12 days in advance, depart on a Thursday or Wednesday and return on a Tuesday

Cheap 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 August 14, 2026.

This Jetstar deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetstar is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/99:50 pm -
Nonstop10h 15m
Wed 11/1111:40 am -
Nonstop10h 35m
Deal found 8/10$517
This Kiwi.com deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/279:50 pm -
Nonstop10h 15m
Tue 11/171:25 pm -
1 stop22h 50m
Deal found 8/11$524
This Booking.com deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/211:30 am -
1 stop30h 50m
Sat 9/128:35 pm -
1 stop38h 10m
Deal found 8/11$525
This Jetstar deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetstar is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/269:50 pm -
Nonstop10h 15m
Tue 12/111:40 am -
Nonstop10h 35m
Deal found 8/11$528
This Jetstar deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetstar is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/269:50 pm -
Nonstop10h 15m
Fri 11/611:40 am -
Nonstop10h 35m
Deal found 8/11$529
This Jetstar deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetstar is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/229:50 pm -
Nonstop10h 15m
Thu 10/2911:40 am -
Nonstop10h 35m
Deal found 8/13$530
This Jetstar deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetstar is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/199:50 pm -
Nonstop10h 15m
Sun 11/111:40 am -
Nonstop10h 35m
Deal found 8/12$531
This Jetstar deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetstar is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/219:50 pm -
Nonstop10h 15m
Wed 10/2811:40 am -
Nonstop10h 35m
Deal found 8/12$543
This CheapOair deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/3011:00 am -
1 stop23h 45m
Sat 9/128:35 pm -
1 stop38h 10m
Deal found 8/10$544
This CheapOair deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/211:30 am -
1 stop23h 15m
Wed 9/911:25 am -
1 stop26h 05m
Deal found 8/11$547
This Jetstar deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetstar is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/159:50 pm -
Nonstop10h 15m
Sat 11/2111:40 am -
Nonstop10h 35m
Deal found 8/14$551
This FlightHub deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/812:00 pm -
1 stop23h 35m
Tue 9/1511:00 am -
1 stop33h 50m
Deal found 8/10$601

Find 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 August 14, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$517
(Jetstar)

One-way from

$290
(Trip.com)

Popular in

January

Cheapest in

March

Average price

$656

Good round-trip deal

$666 or less

Good one-way deal

$298 or less
Provider with most accurate pricing for Seoul (SEL)-Sydney Kingsford Smith flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seoul (SEL)-Sydney Kingsford Smith flights.
Search Deals
From Seoul (SEL) to Sydney Kingsford Smith
Search Deals
One-way flight from Seoul (SEL) to Sydney Kingsford Smith
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($129 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
Search Deals
Price to beat on a round-trip flight from Seoul (SEL) to Sydney Kingsford Smith.
Search Deals
Price to beat on a one-way flight from Seoul (SEL) to Sydney Kingsford Smith.
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated August 14, 2026.
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

Cheapest round-trip

IncheonSydney

ICN Incheon Intl - SYD Sydney Kingsford Smith

ICNSYD

Incheon Intl

Mon 9/7

5:55 pm-8:15 am

1 stop37h 20m

Sydney Kingsford Smith

Mon 9/14

2:15 pm-5:50 am

1 stop16h 35m

$643

IncheonSydney

ICN Incheon Intl - SYD Sydney Kingsford Smith

ICNSYD

Incheon Intl

Sun 10/18

5:55 pm-9:15 am

1 stop37h 20m

Sydney Kingsford Smith

Sat 10/24

3:15 pm-5:30 am

1 stop16h 15m

$657

IncheonSydney

ICN Incheon Intl - SYD Sydney Kingsford Smith

ICNSYD

Incheon Intl

Thu 9/10

10:35 am-8:15 am

1 stop20h 40m

Sydney Kingsford Smith

Thu 9/17

10:15 am-6:40 am

1 stop21h 25m

$666

IncheonSydney

ICN Incheon Intl - SYD Sydney Kingsford Smith

ICNSYD

Incheon Intl

Tue 10/13

5:55 pm-9:15 am

1 stop37h 20m

Sydney Kingsford Smith

Tue 10/20

11:15 am-6:40 am

1 stop21h 25m

$683

IncheonSydney

ICN Incheon Intl - SYD Sydney Kingsford Smith

ICNSYD

Incheon Intl

Wed 10/28

6:25 am-10:00 am

2 stops25h 35m

Sydney Kingsford Smith

Mon 11/2

12:05 pm-7:25 pm

1 stop33h 20m

$693
Quickest round-trip

IncheonSydney

ICN Incheon Intl - SYD Sydney Kingsford Smith

ICNSYD

Incheon Intl

Sat 12/26

9:50 pm-10:05 am

Nonstop10h 15m

Sydney Kingsford Smith

Fri 1/15

11:40 am-8:15 pm

Nonstop10h 35m

$701

IncheonSydney

ICN Incheon Intl - SYD Sydney Kingsford Smith

ICNSYD

Incheon Intl

Sun 9/13

10:35 am-8:15 am

1 stop20h 40m

Sydney Kingsford Smith

Fri 9/18

2:15 pm-5:50 am

1 stop16h 35m

$726

IncheonSydney

ICN Incheon Intl - SYD Sydney Kingsford Smith

ICNSYD

Incheon Intl

Thu 11/26

11:05 am-7:55 am

1 stop18h 50m

Sydney Kingsford Smith

Thu 12/3

10:25 am-6:30 am

1 stop22h 05m

$832

IncheonSydney

ICN Incheon Intl - SYD Sydney Kingsford Smith

ICNSYD

Incheon Intl

Thu 11/26

8:50 am-7:40 am

1 stop20h 50m

Sydney Kingsford Smith

Fri 12/4

8:05 am-10:00 pm

1 stop15h 55m

$856

IncheonSydney

ICN Incheon Intl - SYD Sydney Kingsford Smith

ICNSYD

Incheon Intl

Mon 8/31

8:05 pm-11:45 am

1 stop14h 40m

Sydney Kingsford Smith

Fri 9/11

10:10 am-12:25 am

1 stop15h 15m

$861

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/13

Showing 1-10 of 38 resultsSorted by cheapest first
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Compare providers for flights from Seoul to Sydney

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seoul to Sydney in August.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Seoul-Sydney flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seoul-Sydney flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seoul-Sydney flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seoul-Sydney flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seoul-Sydney flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 round-trip 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

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 $497). Flying from Seoul to Sydney in January is currently the most expensive (average of $896). 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 August 14, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Seoul to Sydney as you normally would.

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 August 14, 2026.

The most flights from SEL to SYD are scheduled on a Monday (13 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (12 on average).

How much does it cost to fly round-trip from Seoul to Sydney?

Airfare is typical for this route at the moment.
Seoul to Sydney flights typically cost between $491 and $910 in November.
The cheapest round-trip price found within the last 5 days was $517 on Jetstar (Nov 9-Nov 11).

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 evening 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 Wednesday has historically faced a higher average of delays compared to other days of the week.

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

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 81 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 August 14, 2026.
See what other customers who have flown with Korean Air,Asiana Airlines, andJetstar from Seoul to Sydney have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,221 reviews

Comfort

8.3

Crew

8.7

Food

8.1

Boarding

8.5

Entertainment

8.2

Overall

8.4

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
1,221 reviews
Korean Air
8.4
Very good
1,221 reviews

Comfort

8.3

Crew

8.7

Food

8.1

Boarding

8.5

Entertainment

8.2

Overall

8.4

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
8.1
Very good
557 reviews
Korean Air
8.4
Very good
1,221 reviews

Comfort

8.3

Crew

8.7

Food

8.1

Boarding

8.5

Entertainment

8.2

Overall

8.4

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
567 reviews
Korean Air
8.4
Very good
1,221 reviews

Comfort

8.3

Crew

8.7

Food

8.1

Boarding

8.5

Entertainment

8.2

Overall

8.4

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?

    Most people fly into Sydney Kingsford Smith (SYD) if they book a flight to Sydney from Seoul. On average, Kingsford Smith has 12 inbound flights from Seoul per day from 3 airlines. Sydney Kingsford Smith is conveniently located just 4.6 mi from Sydney’s city center.

  • How long is the flight from Seoul to Sydney?

    A quick flight from Seoul to Sydney can take about 18h 50m. Vietnam Airlines provides one of the quickest options available for as low as $832. The distance from Seoul to Sydney is about 5179 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    According to our current data, Jetstar ($396), Asiana Airlines ($743), and Korean Air ($748) offers the cheapest pricing from Seoul to Sydney. Users have found that Jetstar is 38% cheaper than the other options available to this destination.

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

    One-way options have recently been found by users for as low as $173 on Jetstar. Other airlines that offer cheap prices include T'way Air from $237 and Asiana Airlines from $351 one-way.

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

    The top 3 most reliable airlines when flying from Seoul to Sydney are T'way Air (95%), Etihad Airways (81%) and Turkish Airlines (81%).

  • What are the cheapest flights from Seoul to Sydney?

    On average you can expect to pay $1,061 for a flight from Seoul to Sydney. The cheapest flight overall is $259 while the most popular route, (Seoul Gimpo Intl - Sydney Kingsford Smith) is currently priced at $903.

  • 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 vacation 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 $497). Flying from Seoul to Sydney in January is currently the most expensive (average of $896). 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

Traveling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Wollongong
Coogee
Manly

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

Top 3 airlines flying from Seoul to Sydney

Discover the top 3 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 2,558,603 searches. Data last updated August 14, 2026.
AirlineCheapestAverageFlexibilityOn-time
JetstarCheapest$396Average$623FlexibilityNo cancel feeOn-time74%
Asiana AirlinesCheapest$743Average$1,236FlexibilityNo cancel feeOn-time76%
Korean AirCheapest$748Average$1,101FlexibilityNo cancel feeOn-time81%

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