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Cheap flights from Seoul to Australia from $284

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 8/11. Fares are subject to change and may not be available on all flights or dates of travel.
SEL — SYD
4 Sep — 11 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Seoul to Australia

Enter your travel dates to find the best prices.

Cheapest flights from Seoul to Australia
Explore the most affordable flight options available from Seoul to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 August 2026.

Tue 8/900:10 -
2 stops29h 10m
Sat 12/920:50 -
2 stops24h 50m
Deal found 1/8$647
Mon 7/911:00 -
1 stop31h 10m
Sat 12/905:35 -
1 stop27h 10m
Deal found 3/8$660
Sun 30/811:00 -
1 stop22h 10m
Sun 6/905:35 -
1 stop27h 10m
Deal found 2/8$664
Wed 19/811:30 -
1 stop30h 40m
Sun 23/805:35 -
1 stop27h 10m
Deal found 1/8$676
Wed 2/911:30 -
1 stop17h 50m
Sun 13/905:35 -
1 stop27h 10m
Deal found 31/7$677
Wed 19/811:30 -
1 stop30h 40m
Tue 25/818:25 -
1 stop14h 50m
Deal found 31/7$678
Mon 31/811:00 -
1 stop18h 20m
Sun 6/905:35 -
1 stop27h 10m
Deal found 31/7$681
Mon 28/911:00 -
1 stop18h 20m
Fri 16/1018:25 -
2 stops26h 20m
Deal found 4/8$688
Sun 30/811:00 -
1 stop22h 10m
Sun 6/920:50 -
2 stops21h 35m
Deal found 31/7$690
Mon 7/911:00 -
1 stop32h 20m
Wed 23/913:00 -
1 stop19h 35m
Deal found 2/8$703
Mon 14/911:00 -
1 stop32h 20m
Wed 23/913:00 -
1 stop19h 35m
Deal found 1/8$708
Mon 19/1011:00 -
1 stop32h 20m
Fri 30/1013:25 -
2 stops34h 20m
Deal found 2/8$715

Find flight deals from Seoul to Australia

Keep the following information in mind while searching for Seoul to Australia flight deals. Data was last updated 5 August 2026.

Round-trip from

$647

One-way from

$284

Popular in

January

Cheapest in

March

Average price

$899

Good round-trip deal

$444 or less

Good one-way deal

$523 or less
8/9-12/9
  • 8/9-12/9
  • 4 total stops
  • 54h 00m total
  • Seoul to Australia
Search Deals
8/11
  • 8/11
  • 1 total stop
  • 21h 55m total
  • Seoul to Australia
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($257 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($32 potential savings vs. average return 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 Australia.
Search Deals
Price to beat on a one-way flight from Seoul (SEL) to Australia.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Seoul to Australia 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 5 August 2026.
Use the filters below to find and compare flights from Seoul to Australia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

IncheonPerth

ICN Incheon Intl - PER Perth

ICNPER

Incheon Intl

Fri 11/9

17:55-22:30

1 stop29h 35m

Perth

Mon 14/9

00:25-06:40

1 stop29h 15m

$738
Fastest return journey

IncheonPerth

ICN Incheon Intl - PER Perth

ICNPER

Incheon Intl

Thu 29/10

10:35-22:30

1 stop12h 55m

Perth

Sat 7/11

00:45-16:25

1 stop14h 40m

$767

IncheonPerth

ICN Incheon Intl - PER Perth

ICNPER

Incheon Intl

Mon 9/11

10:35-22:30

1 stop12h 55m

Perth

Mon 16/11

00:45-16:25

1 stop14h 40m

$772

IncheonPerth

ICN Incheon Intl - PER Perth

ICNPER

Incheon Intl

Wed 14/10

17:55-22:30

1 stop29h 35m

Perth

Sat 24/10

00:25-06:30

1 stop29h 05m

$782

IncheonPerth

ICN Incheon Intl - PER Perth

ICNPER

Incheon Intl

Mon 9/11

10:35-22:30

1 stop12h 55m

Perth

Thu 12/11

00:45-06:30

1 stop28h 45m

$785

IncheonPerth

ICN Incheon Intl - PER Perth

ICNPER

Incheon Intl

Thu 20/8

10:35-22:30

1 stop12h 55m

Perth

Mon 24/8

00:25-16:25

1 stop15h 00m

$795

IncheonMelbourne

ICN Incheon Intl - MEL Melbourne

ICNMEL

Incheon Intl

Fri 30/10

20:50-14:05

2 stops39h 15m

Melbourne

Wed 18/11

22:30-14:55

2 stops18h 25m

$882

IncheonMelbourne

ICN Incheon Intl - MEL Melbourne

ICNMEL

Incheon Intl

Sat 24/10

16:15-14:05

1 stop19h 50m

Melbourne

Sun 25/10

22:30-22:45

3 stops26h 15m

$888

IncheonSydney

ICN Incheon Intl - SYD Sydney Kingsford Smith

ICNSYD

Incheon Intl

Wed 4/11

14:30-13:35

1 stop21h 05m

Sydney Kingsford Smith

Sat 7/11

12:00-11:00

2 stops25h 00m

$892

IncheonSydney

ICN Incheon Intl - SYD Sydney Kingsford Smith

ICNSYD

Incheon Intl

Mon 7/9

20:35-08:00

2 stops34h 25m

Sydney Kingsford Smith

Mon 14/9

20:30-14:55

2 stops19h 25m

$896

Flights are sorted by cheapest return flights first.

Deals found on 1/8

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Seoul to Australia

Have a flexible travel schedule? Discover the best time to fly to Australia 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 Australia

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

Currently, March is the cheapest month in which you can book a flight from Seoul to Australia (average of $715). Flying from Seoul to Australia in January is currently the most expensive (average of $1,228). 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 AU?

Find hourly flight availability from Seoul to Australia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 5 August 2026.

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

Weekly flight availability from Seoul to Australia

Explore weekly flight availability from Seoul to Australia. 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 5 August 2026.

The most flights from SEL to AU0 are scheduled on a Monday (14 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (9 on average).

How often are flights from Seoul to Australia delayed?

About 0% of weekly flights between Seoul and Australia 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 Australia 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 Australia?

The best time to book flights from Seoul to Australia is 81 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Reviews of airlines servicing Australia

Get insights into the airlines that provide service to Australia. 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 Australia. Reviews last updated 5 August 2026.
See what other customers who have flown with Korean Air,Asiana Airlines, andQantas Airways from Seoul to Australia 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
1,222 reviews
Check prices

Food

8.1

Boarding

8.5

Overall

8.4

Entertainment

8.2

Crew

8.7

Comfort

8.3

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
1,222 reviews
Korean Air
8.4
Very Good
1,222 reviews
Check prices

Food

8.1

Boarding

8.5

Overall

8.4

Entertainment

8.2

Crew

8.7

Comfort

8.3

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
553 reviews
Korean Air
8.4
Very Good
1,222 reviews
Check prices

Food

8.1

Boarding

8.5

Overall

8.4

Entertainment

8.2

Crew

8.7

Comfort

8.3

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
1,079 reviews
Korean Air
8.4
Very Good
1,222 reviews
Check prices

Food

8.1

Boarding

8.5

Overall

8.4

Entertainment

8.2

Crew

8.7

Comfort

8.3

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
6.6
Okay
564 reviews
Korean Air
8.4
Very Good
1,222 reviews
Check prices

Food

8.1

Boarding

8.5

Overall

8.4

Entertainment

8.2

Crew

8.7

Comfort

8.3

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 Australia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Seoul to Australia?

    There are many flights that can get you from Seoul to Australia in 21h 05m. Fly via Vietnam Airlines, China Eastern, or Jetstar to get the fastest option. There are 8335 km between Seoul and Australia. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    To fly one-way, consider booking your trip with Hainan Airlines, which is currently one of the cheapest options available, starting at $190. Jetstar flights start at $233 while deals on AirAsia X start at $239 one-way.

  • What are the most popular routes from Seoul to Australia?

    Most travellers choose Incheon Intl - Sydney Kingsford Smith, Incheon Intl - Melbourne or Seoul Gimpo Intl - Sydney Kingsford Smith when deciding on the best route from Seoul to Australia.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Seoul to Australia on time: T'way Air (95%), Etihad Airways (81%), Turkish Airlines (81%).

  • What are the cheapest flights from Seoul to Australia?

    While on average a flight from Seoul to Australia is generally $1,762, our data shows the cheapest flight currently is $309. When looking at the most popular route, (Incheon Intl - Sydney Kingsford Smith), you can expect to pay $744 for that flight.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Seoul to Australia (average of $715). Flying from Seoul to Australia in January is currently the most expensive (average of $1,228). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 7 airlines flying from Seoul to Australia

Discover the top 7 airlines that operate flights from Seoul to Australia. 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 5 August 2026.
AirlineCheapestAverageFlexibilityOn-time
JetstarCheapest$277Average$882FlexibilityNo cancel feeOn-time74%
Search Jetstar flights
China EasternCheapest$626Average$898FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
T'way AirCheapest$664Average$1,069FlexibilityNo cancel feeOn-time88%
Search T'way Air flights
Korean AirCheapest$767Average$1,366FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
Malaysia AirlinesCheapest$784Average$987FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
Asiana AirlinesCheapest$945Average$1,493FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
Qantas AirwaysCheapest$956Average$1,206FlexibilityNo cancel feeOn-time74%
Search Qantas Airways 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 Australia?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Seoul to Australia. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Australia from Seoul.

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

Certainly. Search results for flights to Australia 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 Australia become cheaper?

Yes, Cheapflights offers price alerts on Seoul to Australia flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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