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Cheap flights from Seoul to Australia from $296

SEL — SYD
11 Dec — 18 Dec1
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

Sat 5/1211:25 -
1 stop31h 55m
Tue 12/1001:30 -
1 stop30h 50m
Deal found 7/11$702
Sat 28/1121:30 -
Nonstop9h 30m
Sat 12/1205:00 -
2 stops20h 40m
Deal found 9/11$731
Thu 26/1121:30 -
Nonstop9h 30m
Thu 10/1206:00 -
2 stops19h 40m
Deal found 7/11$732
Tue 1/1221:30 -
Nonstop9h 30m
Mon 21/1206:00 -
2 stops19h 40m
Deal found 9/11$738
Thu 10/1221:30 -
Nonstop9h 30m
Fri 18/1206:00 -
2 stops19h 40m
Deal found 9/11$740
Tue 15/1221:30 -
Nonstop9h 30m
Tue 19/111:05 -
Nonstop9h 50m
Deal found 9/11$756
Tue 1/1221:50 -
1 stop14h 45m
Tue 15/1206:00 -
2 stops19h 40m
Deal found 6/11$766
Mon 21/1222:55 -
2 stops23h 40m
Wed 20/123:25 -
1 stop12h 50m
Deal found 9/11$785
Mon 21/1221:50 -
2 stops24h 45m
Sat 30/123:25 -
1 stop21h 25m
Deal found 9/11$786
Wed 23/1222:55 -
2 stops23h 40m
Sat 30/123:25 -
1 stop21h 25m
Deal found 9/11$788
Tue 22/1221:50 -
2 stops24h 45m
Sat 30/123:25 -
2 stops19h 30m
Deal found 9/11$805
Thu 17/1221:30 -
Nonstop9h 30m
Sat 23/111:05 -
Nonstop9h 50m
Deal found 8/11$808

Find flight deals from Seoul to Australia

Round-trip from

$702

One-way from

$296

Popular in

December

Cheapest in

June

Average price

$921

Good round-trip deal

$438 or less

Good one-way deal

$371 or less
5/12-12/10
  • 5/12-12/10
  • 2 total stops
  • 62h 45m total
  • Seoul to Australia
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Scoot
  • Scoot
  • 12/12-31/12
  • 1 total stop
  • 22h 00m total
  • Seoul to Australia
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($316 potential increase over avg. return price).
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Cheapest flight prices on average. 4% potential price decrease ($58 potential savings vs. average return price).
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Average for round-trip flights in November 2026
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Price to beat on a round-trip flight from Seoul (SEL) to Australia.
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Price to beat on a one-way flight from Seoul (SEL) to Australia.
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Cheapflights Fare Finder

 
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

IncheonSydney

ICN Incheon Intl - SYD Sydney Kingsford Smith

ICNSYD

Incheon Intl

Wed 18/11

21:50-10:05

Nonstop10h 15m

Sydney Kingsford Smith

Wed 31/12

00:00-23:00

Nonstop0h 00m

$432

IncheonPerth

ICN Incheon Intl - PER Perth

ICNPER

Incheon Intl

Thu 19/11

08:45-08:25

2 stops24h 40m

Perth

Wed 31/12

00:00-01:00

Nonstop0h 00m

$437

IncheonSydney

ICN Incheon Intl - SYD Sydney Kingsford Smith

ICNSYD

Incheon Intl

Sat 10/4

21:50-09:05

Nonstop10h 15m

Sydney Kingsford Smith

Wed 31/12

00:00-23:00

Nonstop0h 00m

$437

IncheonDarwin

ICN Incheon Intl - DRW Darwin

ICNDRW

Incheon Intl

Sat 5/12

15:10-11:15

1 stop19h 35m

Darwin

Wed 31/12

00:00-23:30

Nonstop0h 00m

$452

SeoulBrisbane

GMP Seoul Gimpo Intl - BNE Brisbane

GMPBNE

Seoul Gimpo Intl

Tue 24/11

06:50-05:05

2 stops45h 15m

Brisbane

Wed 31/12

00:00-23:00

Nonstop0h 00m

$455

IncheonSydney

ICN Incheon Intl - SYD Sydney Kingsford Smith

ICNSYD

Incheon Intl

Fri 26/2

21:50-10:05

Nonstop10h 15m

Sydney Kingsford Smith

Wed 31/12

00:00-23:00

Nonstop0h 00m

$458

SeoulBrisbane

GMP Seoul Gimpo Intl - BNE Brisbane

GMPBNE

Seoul Gimpo Intl

Mon 14/12

20:05-22:10

3 stops49h 05m

Brisbane

Wed 31/12

00:00-23:00

Nonstop0h 00m

$458

IncheonDarwin

ICN Incheon Intl - DRW Darwin

ICNDRW

Incheon Intl

Mon 7/12

17:55-11:15

2 stops40h 50m

Darwin

Wed 31/12

00:00-23:30

Nonstop0h 00m

$458

IncheonDarwin

ICN Incheon Intl - DRW Darwin

ICNDRW

Incheon Intl

Wed 2/12

18:50-11:15

3 stops39h 55m

Darwin

Wed 31/12

00:00-23:30

Nonstop0h 00m

$466

IncheonBrisbane

ICN Incheon Intl - BNE Brisbane

ICNBNE

Incheon Intl

Thu 19/11

21:30-08:00

Nonstop9h 30m

Brisbane

Wed 31/12

00:00-23:00

Nonstop0h 00m

$468

Flights are sorted by cheapest return flights first.

Deals found on 10/11

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

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 $783). Flying from Seoul to Australia in January is currently the most expensive (average of $1,378). 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?

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

The most flights from SEL to AU0 are scheduled on a Monday (13 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (10 on average).

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

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
1,218 reviews
Check prices

Comfort

8.3

Food

8.1

Overall

8.4

Crew

8.7

Entertainment

8.2

Boarding

8.5

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
1,218 reviews
Korean Air
8.4
Very Good
1,218 reviews
Check prices

Comfort

8.3

Food

8.1

Overall

8.4

Crew

8.7

Entertainment

8.2

Boarding

8.5

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
572 reviews
Korean Air
8.4
Very Good
1,218 reviews
Check prices

Comfort

8.3

Food

8.1

Overall

8.4

Crew

8.7

Entertainment

8.2

Boarding

8.5

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
1,123 reviews
Korean Air
8.4
Very Good
1,218 reviews
Check prices

Comfort

8.3

Food

8.1

Overall

8.4

Crew

8.7

Entertainment

8.2

Boarding

8.5

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!!
China Eastern
7.3
Good
250 reviews
Korean Air
8.4
Very Good
1,218 reviews
Check prices

Comfort

8.3

Food

8.1

Overall

8.4

Crew

8.7

Entertainment

8.2

Boarding

8.5

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
578 reviews
Korean Air
8.4
Very Good
1,218 reviews
Check prices

Comfort

8.3

Food

8.1

Overall

8.4

Crew

8.7

Entertainment

8.2

Boarding

8.5

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

  • How long is the flight from Seoul to Australia?

    There are many flights that can get you from Seoul to Australia in 9h 30m. Fly via China Southern, Jetstar, or China Eastern to get the fastest option. There are 7723 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 Shenzhen Airlines, which is currently one of the cheapest options available, starting at $155. XiamenAir flights start at $180 while deals on Hainan Airlines start at $194 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: Trinity Airways (Formerly T'way Air) (84%), Etihad Airways (70%), Qantas Airways (67%).

  • What are the cheapest flights from Seoul to Australia?

    While on average a flight from Seoul to Australia is generally $1,248, our data shows the cheapest flight currently is $318. When looking at the most popular route, (Incheon Intl - Sydney Kingsford Smith), you can expect to pay $748 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 $783). Flying from Seoul to Australia in January is currently the most expensive (average of $1,378). 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

Top 7 airlines flying from Seoul to Australia

AirlineCheapestAverageFlexibilityOn-time
JetstarCheapest$599Average$893FlexibilityNo cancel feeOn-time74%
Search Jetstar flights
China EasternCheapest$639Average$883FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Trinity Airways (Formerly T'way Air)Cheapest$677Average$1,165FlexibilityNo cancel feeOn-time88%
Search Trinity Airways (Formerly T'way Air) flights
Korean AirCheapest$887Average$1,503FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
Qantas AirwaysCheapest$974Average$1,239FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Singapore AirlinesCheapest$990Average$1,337FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Asiana AirlinesCheapest$1,144Average$1,511FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights

Fly with Cheapflights

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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