$301 Cheap Flights from Adelaide (ADL) to Seoul (ICN)

View $301 flight on Mon, Jan 26, 2026Opens in a new window

Popular airlines from Adelaide, SA Airport (ADL) to Incheon Intl. Airport (ICN)

Cheap Flights from Adelaide to Seoul (ADL-ICN)

Prices were available within the past 7 days and start at $301 for one-way flights and $538 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

China Southern Airlines
Mon, Jan 19 - Mon, Feb 9
ADL
Adelaide
ICN
Seoul
$538 Roundtrip, found 8 hours ago
$538
Roundtrip
found 8 hours ago
Select China Southern Airlines flight, departing Mon, Jan 19 from Adelaide to Seoul, returning Mon, Feb 9, priced at $538 found 8 hours ago
China Southern Airlines
Mon, Jan 26 - Mon, Feb 16
ADL
Adelaide
ICN
Seoul
$546 Roundtrip, found 8 hours ago
$546
Roundtrip
found 8 hours ago
Select China Southern Airlines flight, departing Mon, Jan 26 from Adelaide to Seoul, returning Mon, Feb 16, priced at $546 found 8 hours ago
Singapore Airlines
Thu, Jun 4 - Thu, Jun 18
ADL
Adelaide
ICN
Seoul
$560 Roundtrip, found 6 days ago
$560
Roundtrip
found 6 days ago
Select Singapore Airlines flight, departing Thu, Jun 4 from Adelaide to Seoul, returning Thu, Jun 18, priced at $560 found 6 days ago
Singapore Airlines
Sun, Aug 30 - Wed, Sep 2
ADL
Adelaide
ICN
Seoul
$564 Roundtrip, found 6 days ago
$564
Roundtrip
found 6 days ago
Select Singapore Airlines flight, departing Sun, Aug 30 from Adelaide to Seoul, returning Wed, Sep 2, priced at $564 found 6 days ago
Singapore Airlines
Mon, Aug 10 - Mon, Aug 31
ADL
Adelaide
ICN
Seoul
$566 Roundtrip, found 6 days ago
$566
Roundtrip
found 6 days ago
Select Singapore Airlines flight, departing Mon, Aug 10 from Adelaide to Seoul, returning Mon, Aug 31, priced at $566 found 6 days ago
Singapore Airlines
Sat, Aug 29 - Tue, Sep 1
ADL
Adelaide
ICN
Seoul
$568 Roundtrip, found 6 days ago
$568
Roundtrip
found 6 days ago
Select Singapore Airlines flight, departing Sat, Aug 29 from Adelaide to Seoul, returning Tue, Sep 1, priced at $568 found 6 days ago
Singapore Airlines
Sun, Aug 30 - Sun, Sep 6
ADL
Adelaide
ICN
Seoul
$571 Roundtrip, found 6 days ago
$571
Roundtrip
found 6 days ago
Select Singapore Airlines flight, departing Sun, Aug 30 from Adelaide to Seoul, returning Sun, Sep 6, priced at $571 found 6 days ago
Jetstar
Mon, Aug 24 - Mon, Sep 7
ADL
Adelaide
ICN
Seoul
$653 Roundtrip, found 1 hour ago
$653
Roundtrip
found 1 hour ago
Select Jetstar flight, departing Mon, Aug 24 from Adelaide to Seoul, returning Mon, Sep 7, priced at $653 found 1 hour ago
Malaysia Airlines
Thu, Jul 30 - Thu, Aug 20
ADL
Adelaide
ICN
Seoul
$657 Roundtrip, found 6 days ago
$657
Roundtrip
found 6 days ago
Select Malaysia Airlines flight, departing Thu, Jul 30 from Adelaide to Seoul, returning Thu, Aug 20, priced at $657 found 6 days ago
Cathay Pacific
Tue, Feb 10 - Tue, Mar 3
ADL
Adelaide
ICN
Seoul
$679 Roundtrip, found 9 hours ago
$679
Roundtrip
found 9 hours ago
Select Cathay Pacific flight, departing Tue, Feb 10 from Adelaide to Seoul, returning Tue, Mar 3, priced at $679 found 9 hours ago

Alternative airports near Seoul

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Gimpo Intl. GMP. Closest option available. Average driving time to city center is 20 minutes. Flights from $1,746
GMP
Gimpo Intl.
Closest
Average driving time to city center20 min
Flights from $1,746
Flights from Adelaide (ADL) to Seoul (ICN)
Origin airport
Adelaide
Destination airport
Incheon Intl.
Airlines serving
Cathay Pacific, China Airlines, China Eastern Airlines, China Southern Airlines, Malaysia Airlines, Qantas Airways
Roundtrip price
$538
Distance
5062 mi

Adelaide to Seoul Flights

The cheapest times to fly from Adelaide to Seoul

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Adelaide to Seoul are during the month of January. You can find some of the cheapest flights from Adelaide to Seoul with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Adelaide to Seoul

Sunday is one of the best days to book for cheap flights from Adelaide to Seoul: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Adelaide to Seoul

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Adelaide to Seoul in 2026. You can also book with separate airlines for your outbound and return journeys, from $301 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Adelaide to Seoul flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Adelaide to Seoul airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Adelaide Airport (ADL) to Incheon Intl. Airport (ICN) cost?
Snag a cheap one-way flight from $301 or cheap return flight from $538 from Adelaide Airport (ADL) to Incheon Intl. Airport (ICN) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Adelaide Airport (ADL) to Incheon Intl. Airport (ICN)?
The cheapest month to fly from ADL to ICN is January, when there's less demand. Off-peak months are usually when better flight deals are available between these airports.
What is the cheapest airline that flies from Adelaide Airport (ADL) to Incheon Intl. Airport (ICN)?
To find the cheapest airline that'll fly you from ADL to ICN, use Expedia's filter tool. Customize your search based on what's important to you, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from Adelaide Airport (ADL) to Incheon Intl. Airport (ICN)?
Nonstop flights from Adelaide Airport (ADL) to Incheon Intl. Airport (ICN) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel details and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from ADL to ICN?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can change based on various factors, including the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Adelaide Airport (ADL) to Incheon Intl. Airport (ICN)?
Book a flight from Adelaide Airport (ADL) to Incheon Intl. Airport (ICN) that takes off before 3 PM to reduce the risk of delays and cancellations. Later departures have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Adelaide Airport (ADL) to Incheon Intl. Airport (ICN) last-minute?
Waiting until just before your trip to book a flight from ADL to ICN often results in higher prices. While you may find some last-minute deals, there's no guarantee. Keep your travel schedule open to maximize your chances of scoring a bargain.
Is it cheaper to book an ADL to ICN flight and hotel package?
Securing an ADL to ICN flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip all in one place. Pick from our extensive range of accommodations and then add activities, car rentals and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Adelaide Airport (ADL) to Incheon Intl. Airport (ICN)?
It's usually possible to reschedule or cancel your ADL to ICN flight. However, if it's been more than 24 hours since booking, additional charges may apply. Check your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find more information on our Customer Service portal.

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*Available to One Key members.