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Cheap flights from Sydney to Seoul Gimpo Intl Airport from $406

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 15/10. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — GMP
18 Oct — 25 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Sydney to Gimpo Intl

Discover tips and strategies to find the most affordable flight options for your journey from Sydney (SYD) to Gimpo Intl (GMP). 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 18 September 2025.

Round-trip from

$742

One-way from

$406

Popular in

April

Cheapest in

March

Average price

$896
China Southern
  • China Southern
  • 3/11-10/11
  • 4 total stops
  • 57h 40m total
  • Sydney to Seoul
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15/10
  • 15/10
  • 3 total stops
  • 35h 40m total
  • Sydney to Seoul
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Highest demand for flights based on searches. 3% potential increase in price ($46 potential increase over avg. return price).
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Cheapest flight prices on average. 7% potential price decrease ($92 potential savings vs. average return price).
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Average for round-trip flights in September 2025
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Find flight deals from Sydney to Gimpo Intl

Cheapest flights from Sydney to Gimpo Intl
Explore the most affordable flight options available from Sydney to Gimpo Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2025.

Mon 3/1109:20SYD - GMP
2 stops29h 05mChina Southern
Mon 10/1113:45GMP - SYD
2 stops28h 35mChina Southern
Deal found 17/9$742
Sat 1/1109:20SYD - GMP
2 stops53h 05mChina Southern
Sat 8/1113:45GMP - SYD
2 stops28h 35mChina Southern
Deal found 17/9$769
Tue 4/1122:00SYD - GMP
2 stops40h 25mChina Southern
Wed 19/1113:45GMP - SYD
2 stops41h 40mChina Southern
Deal found 16/9$790
Tue 28/1020:40SYD - GMP
1 stop18h 25mAir China
Mon 3/1114:25GMP - SYD
1 stop23h 05mAir China
Deal found 18/9$830
Mon 10/1112:00SYD - GMP
1 stop25h 00mChina Eastern
Fri 14/1120:50GMP - SYD
1 stop35h 10mChina Eastern
Deal found 16/9$836
Thu 6/1120:40SYD - GMP
1 stop18h 25mAir China
Sun 14/1214:25GMP - SYD
1 stop23h 05mAir China
Deal found 16/9$862
Tue 18/1120:40SYD - GMP
1 stop18h 25mAir China
Wed 26/1114:25GMP - SYD
1 stop23h 05mAir China
Deal found 16/9$868
Thu 13/1112:00SYD - GMP
1 stop25h 00mChina Eastern
Thu 27/1112:00GMP - SYD
1 stop20h 00mChina Eastern
Deal found 17/9$880
Mon 3/1106:30SYD - GMP
2 stops32h 35mMultiple Airlines
Mon 10/1114:25GMP - SYD
1 stop23h 05mMultiple Airlines
Deal found 17/9$886

Cheapflights Fare Finder

 
Customise your flight search to find flights from Sydney to Gimpo Intl 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 18 September 2025.
Use the filters below to find and compare flights from Sydney to Seoul Gimpo Intl Airport that are best for you.

Fly from

Sydney

Fly to

Gimpo Intl

Route

Depart

Return

Price

SydneySeoul

SYD - GMP

SYDGMP

Sydney Kingsford Smith

Sat 1/11

09:20-12:25

2 stops53h 05m

Seoul Gimpo Intl

Sat 8/11

13:45-20:20

2 stops28h 35m

$769

SydneySeoul

SYD - GMP

SYDGMP

Sydney Kingsford Smith

Tue 21/10

20:40-13:05

1 stop18h 25m

Seoul Gimpo Intl

Sat 8/11

14:25-15:30

1 stop23h 05m

$905

SydneySeoul

SYD - GMP

SYDGMP

Sydney Kingsford Smith

Mon 3/11

06:30-13:05

2 stops32h 35m

Seoul Gimpo Intl

Mon 17/11

14:25-15:30

1 stop23h 05m

$938

SydneySeoul

SYD - GMP

SYDGMP

Sydney Kingsford Smith

Wed 15/10

07:30-13:05

2 stops31h 35m

Seoul Gimpo Intl

Sat 15/11

14:25-15:30

1 stop23h 05m

$998

SydneySeoul

SYD - GMP

SYDGMP

Sydney Kingsford Smith

Fri 17/10

11:15-12:25

2 stops27h 10m

Seoul Gimpo Intl

Fri 24/10

13:30-20:25

2 stops28h 55m

$1,189

SydneySeoul

SYD - GMP

SYDGMP

Sydney Kingsford Smith

Tue 24/2

11:25-12:25

2 stops27h 00m

Seoul Gimpo Intl

Tue 17/3

13:45-09:25

2 stops41h 40m

$1,415

SydneySeoul

SYD - GMP

SYDGMP

Sydney Kingsford Smith

Tue 24/2

20:40-13:05

1 stop18h 25m

Seoul Gimpo Intl

Tue 17/3

14:25-19:25

2 stops27h 00m

$1,649

SydneySeoul

SYD - GMP

SYDGMP

Sydney Kingsford Smith

Mon 6/10

12:00-11:00

1 stop25h 00m

Seoul Gimpo Intl

Fri 10/10

12:00-10:00

1 stop20h 00m

$1,853

SydneySeoul

SYD - GMP

SYDGMP

Sydney Kingsford Smith

Thu 1/1

20:40-13:05

1 stop18h 25m

Seoul Gimpo Intl

Wed 7/1

14:25-15:30

1 stop23h 05m

$1,890

SydneySeoul

SYD - GMP

SYDGMP

Sydney Kingsford Smith

Sat 27/9

08:15-09:15

2 stops26h 00m

Seoul Gimpo Intl

Sat 25/10

13:30-20:20

2 stops28h 50m

$2,052

Flights are sorted by cheapest return flights first.

Deals found on 15/9

Showing 1-10 of 23 results
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Best time to book a flight from Sydney to Gimpo Intl

Have a flexible travel schedule? Discover the best time to fly to Gimpo Intl 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 Gimpo Intl Airport

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

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

Tokyo (HND) – chosen by Cheapflights users on 43% of one-stop itineraries from Sydney to Seoul Gimpo Intl Airport on Cheapflights.

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

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

Flights via Hong Kong (HKG) have the shortest average one-way travel time for one-stop routes: 14h 30m.

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

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

Flights via Hong Kong (HKG) have the shortest average one-way travel time for one-stop routes: 14h 30m.

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

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

Flights via Hong Kong (HKG) offer the fastest connection on this route, with an average stopover time of 2h 23m.

Related info for your journey

Find useful and relevant information for your journey from Sydney to Gimpo Intl. 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 Gimpo Intl?

    Sydney Kingsford Smith (SYD) is the airport you will fly out of if you book a flight from Sydney to Seoul Gimpo Intl. You should not have trouble finding flights to Seoul Gimpo Intl from Kingsford Smith; the airport handles an average of 0 outbound flights to Seoul Gimpo Intl per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the Sydney airport to Seoul Gimpo Intl. It is only a 7.5 km journey to Kingsford Smith (SYD) from Sydney’s city centre.

  • How long is the flight from Sydney to Seoul Gimpo Intl Airport?

    China Southern and Air China can get you from Sydney to Seoul Gimpo Intl Airport in just under 18h 25m. Your travel time can differ by up to 34h 40m. The distance from Sydney to Seoul Gimpo Intl Airport is about 8335 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

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

  • How can I find direct flights from Sydney to Gimpo Intl?

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

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

    Yes. Cheapflights offers flight deals from Sydney to Gimpo Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Fly with Cheapflights

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How does Cheapflights help users find flights from Sydney to Gimpo Intl?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Sydney to Gimpo Intl. 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 Sydney to Gimpo Intl?

Cheapflights helps you find that perfect flight to Gimpo Intl 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 Gimpo Intl with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Sydney to Gimpo Intl, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Sydney to Gimpo Intl become cheaper?

Yes, Cheapflights offers price alerts on Sydney to Gimpo Intl 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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