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£97+ 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 5/5. 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
26 Apr — 3 May1
1 adult
1 adult, Economy, 0 bags

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 27 March 2026. In the last 7 days, Cheapflights users made a total of 858,174 searches

Fly to

Route

Depart

Return

Price

Cheapest return flight

SeoulLondon

GMP - LGW

GMPLGW

Seoul Gimpo Intl

Thu 7/5

12:00-15:00

1 stop35h 00m

London Gatwick

Wed 20/5

11:35-19:50

1 stop24h 15m

£515

IncheonLondon

ICN - LTN

ICNLTN

Incheon Intl

Thu 23/4

17:50-12:25

2 stops26h 35m

London Luton

Sat 25/4

21:25-10:50

2 stops29h 25m

£587

IncheonLondon

ICN - LTN

ICNLTN

Incheon Intl

Mon 11/5

17:50-15:15

2 stops29h 25m

London Luton

Mon 18/5

05:40-10:50

2 stops21h 10m

£596

SeoulLondon

GMP - LGW

GMPLGW

Seoul Gimpo Intl

Fri 19/6

14:25-06:35

1 stop24h 10m

London Gatwick

Sun 28/6

12:35-13:05

1 stop16h 30m

£607

SeoulLondon

GMP - LGW

GMPLGW

Seoul Gimpo Intl

Thu 7/5

20:50-15:00

1 stop26h 10m

London Gatwick

Wed 20/5

11:35-19:50

1 stop24h 15m

£608

SeoulLondon

GMP - LGW

GMPLGW

Seoul Gimpo Intl

Tue 12/5

14:25-06:35

1 stop24h 10m

London Gatwick

Thu 11/6

12:35-13:05

1 stop16h 30m

£609

IncheonLondon

ICN - STN

ICNSTN

Incheon Intl

Thu 7/5

23:55-12:55

1 stop21h 00m

London Stansted

Wed 13/5

21:05-18:40

1 stop37h 35m

£613

IncheonLondon

ICN - STN

ICNSTN

Incheon Intl

Wed 27/5

23:55-18:45

1 stop26h 50m

London Stansted

Thu 4/6

14:55-17:00

1 stop18h 05m

£613

IncheonLondon

ICN - STN

ICNSTN

Incheon Intl

Mon 22/6

23:55-18:45

1 stop26h 50m

London Stansted

Tue 30/6

14:55-18:40

1 stop19h 45m

£616

BusanLondon

PUS - LHR

PUSLHR

Busan Gimhae

Tue 28/7

10:30-16:30

1 stop38h 00m

London Heathrow

Fri 7/8

21:10-09:30

1 stop28h 20m

£623

Flights are sorted by cheapest return flights first.

Deals found on 22/3

Showing 1-10 of 60 resultsSorted by cheapest first
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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, February is the cheapest month in which you can book a flight from South Korea (average of £344). Flying from South Korea in August will prove the most costly (average of £549). 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 23 March 2026.

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, Virgin Atlantic, Air China. These airlines fly to the following popular destinations: London.

China Southern
China Southern
From £107
Asiana Airlines
Asiana Airlines
From £14
China Eastern
China Eastern
From £237
Jeju Air
Jeju Air
From £25

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 £12. Explore other affordable destinations below.

Jeju City
Jeju City
From £12
Seoul
Seoul
From £14
Busan Gimhae
Busan Gimhae
From £14
Tokyo
Tokyo
From £27

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, andVirgin Atlantic 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
1,203 reviews
Check prices

Boarding

8.5

Food

8.1

Comfort

8.3

Crew

8.7

Entertainment

8.2

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
1,203 reviews
Korean Air
8.4
Very Good
1,203 reviews
Check prices

Boarding

8.5

Food

8.1

Comfort

8.3

Crew

8.7

Entertainment

8.2

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
8.1
Very Good
506 reviews
Korean Air
8.4
Very Good
1,203 reviews
Check prices

Boarding

8.5

Food

8.1

Comfort

8.3

Crew

8.7

Entertainment

8.2

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!!
Virgin Atlantic
7.5
Good
685 reviews
Korean Air
8.4
Very Good
1,203 reviews
Check prices

Boarding

8.5

Food

8.1

Comfort

8.3

Crew

8.7

Entertainment

8.2

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
7.3
Good
144 reviews
Korean Air
8.4
Very Good
1,203 reviews
Check prices

Boarding

8.5

Food

8.1

Comfort

8.3

Crew

8.7

Entertainment

8.2

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!!

Browse thousands of different options on Cheapflights for your next trip

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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 27 March 2026.

  • What is the cheapest airport to fly out of South Korea?

    Incheon Intl airport offers the cheapest routes to London, from £362; whereas Seoul Gimpo Intl airport is typically cheaper if you're flying to London, from £497. It's best to make sure you are flexible on dates to find the cheapest possible flight options for your journey.

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

    At the present moment the cheapest month to fly from South Korea is currently February; with August 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 £362 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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