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£91+ Cheap flights from South Korea

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/1. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
ICN — LHR
17 Jan — 24 Jan1
1 adult
1 adult, Economy, 0 bags

What to know about flights from South Korea

Discover essential information about flights departing from South Korea, including flight schedules, destinations, airlines operating at the South Korea airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 18 December 2025.

Good round-trip deal

£27 or less

Good one-way deal

£18 or less
Price to beat on a round-trip flight from South Korea.
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Price to beat on a one-way flight from South Korea.
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Find flights from South Korea

Enter your travel dates to find the best prices.

Cheapest flights from South Korea
Explore the most affordable flight options available from South Korea. Find the lowest fares based on data from user searches, with prices last updated on 18 December 2025.

Sun 29/312:35PUS - LGW
1 stop26h 05mChina Eastern
Wed 15/411:35LGW - PUS
1 stop16h 00mChina Eastern
Deal found 17/12£330
Thu 29/112:35PUS - LGW
1 stop26h 55mChina Eastern
Mon 2/210:30LGW - PUS
1 stop16h 05mChina Eastern
Deal found 15/12£354
Mon 26/112:35PUS - LGW
1 stop34h 25mChina Eastern
Wed 4/217:00LGW - PUS
1 stop33h 35mChina Eastern
Deal found 15/12£354
Tue 27/112:35PUS - LGW
1 stop26h 55mChina Eastern
Sat 7/210:30LGW - PUS
1 stop16h 05mChina Eastern
Deal found 14/12£355
Mon 19/112:35PUS - LGW
1 stop34h 25mChina Eastern
Mon 26/117:00LGW - PUS
1 stop33h 35mChina Eastern
Deal found 16/12£356
Mon 19/112:35PUS - LGW
1 stop34h 25mChina Eastern
Wed 21/117:00LGW - PUS
1 stop33h 35mChina Eastern
Deal found 16/12£357
Tue 20/112:35PUS - LGW
1 stop34h 25mChina Eastern
Wed 28/110:30LGW - PUS
1 stop21h 20mChina Eastern
Deal found 15/12£357
Mon 19/112:35PUS - LGW
1 stop34h 25mChina Eastern
Sat 31/110:30LGW - PUS
1 stop16h 05mChina Eastern
Deal found 17/12£358
Sun 18/112:35PUS - LGW
1 stop34h 25mChina Eastern
Fri 30/110:30LGW - PUS
1 stop16h 05mChina Eastern
Deal found 15/12£359
Sat 24/112:35PUS - LGW
1 stop34h 25mChina Eastern
Sat 31/117:00LGW - PUS
1 stop33h 35mChina Eastern
Deal found 15/12£361
Mon 19/112:35PUS - LGW
1 stop34h 25mChina Eastern
Thu 29/117:00LGW - PUS
1 stop14h 50mChina Eastern
Deal found 16/12£363
Mon 26/112:45PUS - LGW
2 stops27h 10mAir China
Wed 4/211:05LGW - PUS
2 stops39h 40mAir China
Deal found 15/12£374

Find flights from South Korea within your budget

 
Find flights departing from South Korea that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 18 December 2025. In the last 7 days, Cheapflights users made a total of 858,174 searches

Fly to

Heathrow

Route

Depart

Return

Price

BusanLondon

PUS - LGW

PUSLGW

Busan Gimhae

Sun 29/3

12:35-06:40

1 stop26h 05m

London Gatwick

Wed 15/4

11:35-11:35

1 stop16h 00m

£330

BusanLondon

PUS - LGW

PUSLGW

Busan Gimhae

Mon 26/1

12:35-14:00

1 stop34h 25m

London Gatwick

Wed 4/2

17:00-11:35

1 stop33h 35m

£354

BusanLondon

PUS - LGW

PUSLGW

Busan Gimhae

Thu 29/1

12:35-14:00

1 stop34h 25m

London Gatwick

Thu 5/2

17:00-11:35

1 stop33h 35m

£355

BusanLondon

PUS - LGW

PUSLGW

Busan Gimhae

Tue 27/1

12:35-06:30

1 stop26h 55m

London Gatwick

Sat 7/2

10:30-11:35

1 stop16h 05m

£355

BusanLondon

PUS - LGW

PUSLGW

Busan Gimhae

Mon 19/1

12:35-14:00

1 stop34h 25m

London Gatwick

Fri 30/1

10:30-11:35

1 stop16h 05m

£356

BusanLondon

PUS - LGW

PUSLGW

Busan Gimhae

Mon 26/1

12:35-06:30

1 stop26h 55m

London Gatwick

Fri 30/1

10:30-11:35

1 stop16h 05m

£356

BusanLondon

PUS - LGW

PUSLGW

Busan Gimhae

Tue 20/1

12:35-14:00

1 stop34h 25m

London Gatwick

Wed 28/1

10:30-11:35

1 stop16h 05m

£358

BusanLondon

PUS - LGW

PUSLGW

Busan Gimhae

Mon 26/1

12:45-06:55

2 stops27h 10m

London Gatwick

Wed 4/2

11:05-11:45

2 stops39h 40m

£375

BusanLondon

PUS - LGW

PUSLGW

Busan Gimhae

Wed 28/1

12:45-06:55

2 stops27h 10m

London Gatwick

Sun 1/2

11:35-11:45

1 stop15h 10m

£387

BusanLondon

PUS - LHR

PUSLHR

Busan Gimhae

Thu 12/3

12:45-15:55

1 stop36h 10m

London Heathrow

Mon 16/3

20:25-11:45

1 stop30h 20m

£411

Flights are sorted by cheapest return flights first.

Deals found on 15/12

Showing 1-10 of 60 results
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Best time to book a flight from South Korea

Have a flexible travel schedule? Discover the best time to fly from South Korea 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.

Travel insights for flights from South Korea

Get recent, data-driven insights about flights from South Korea including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from South Korea?

Currently, March is the cheapest month in which you can book a flight from South Korea (average of £359). Flying from South Korea in July will prove the most costly (average of £564). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

When is the cheapest time to fly from South Korea?

Use this chart to determine the cheapest time to fly return from South Korea to Heathrow. Price data was last updated on 16 December 2024.

Those who are seeking the cheapest fare on flights departing from South Korea would be wise to consider leaving during Saturday afternoons when prices are typically at their lowest. When considering other options, price-conscious travelers should avoid Sunday at midday when fares are usually the most expensive.

Which airlines fly from South Korea?

Many airlines operate round-trip flights from South Korea: Asiana Airlines, Korean Air, China Eastern, Air China. These airlines fly to the following popular destinations: London.

British Airways
British Airways
From £465
Virgin Atlantic
Virgin Atlantic
From £373
Spirit Airlines
Spirit Airlines
From £37

What is the cheapest place to fly to from South Korea?

The cheapest city to fly to from South Korea is Jeju City, with prices starting at £10. Explore other affordable destinations below.

Jeju City
Jeju City
From £10
Seoul
Seoul
From £17
Singapore Changi
Singapore Changi
From £44
Osaka
Osaka
From £46

Airline reviews for flights from South Korea

Get insights into the airlines that provide service from South Korea. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing airline for your flight from South Korea. In the last 7 days, Cheapflights users made a total of 858,174 searches.
See what other customers who have flown with Korean Air, Asiana Airlines, andChina Eastern from South Korea have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very Good
1,186 reviews
Check prices

Entertainment

8.2

Food

8.1

Boarding

8.5

Comfort

8.3

Crew

8.7

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
1,186 reviews
Korean Air
8.4
Very Good
1,186 reviews
Check prices

Entertainment

8.2

Food

8.1

Boarding

8.5

Comfort

8.3

Crew

8.7

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
8.2
Very Good
493 reviews
Korean Air
8.4
Very Good
1,186 reviews
Check prices

Entertainment

8.2

Food

8.1

Boarding

8.5

Comfort

8.3

Crew

8.7

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!!
China Eastern
7.2
Good
178 reviews
Korean Air
8.4
Very Good
1,186 reviews
Check prices

Entertainment

8.2

Food

8.1

Boarding

8.5

Comfort

8.3

Crew

8.7

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!!
Air China
7.1
Good
129 reviews
Korean Air
8.4
Very Good
1,186 reviews
Check prices

Entertainment

8.2

Food

8.1

Boarding

8.5

Comfort

8.3

Crew

8.7

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!!

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Direct flights from Asia

Book a direct flight from one of these other cities located in Asia.
Direct flights from Busan

Related info for your journey

Access useful and relevant information related to your journey from South Korea. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 18 December 2025.

  • What is the cheapest month to fly from South Korea?

    At the present moment the cheapest month to fly from South Korea is currently March; with July being the most expensive. Prices will vary depending on multiple factors such as booking in advance, airline and departure airports and times.

  • Where are the cheapest places to fly to from South Korea?

    Check out the cheapest flights from South Korea to embark to:
    Travel from Seoul to London from £321 round trip

  • How does Cheapflights help users find flights from South Korea?

    900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight from South Korea today with Cheapflights!

  • Why should you use Cheapflights to find cheap flight tickets from South Korea?

    Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from South Korea for you. Better yet — we are completely free to use.

  • Can Cheapflights find flights from South Korea with no change fees?

    Users can book flights with no change fees policies with our dedicated filters. Book flights from South Korea flexibly with Cheapflights today.

  • Can Cheapflights notify me if prices for flights from South Korea become cheaper?

    Not ready to book yet? You can track prices for flights from South Korea on Cheapflights with our Price Alerts feature and get notified when better prices are available.

See more FAQs

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 South Korea?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight from South Korea today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from South Korea?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from South Korea for you. Better yet — we are completely free to use.

Can Cheapflights find flights from South Korea with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from South Korea flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from South Korea become cheaper?

Not ready to book yet? You can track prices for flights from South Korea on Cheapflights with our Price Alerts feature and get notified when better prices are available.

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