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£225+ Cheap flights to South Korea

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 21/11. Fares are subject to change and may not be available on all flights or dates of travel.
— ICN
14 Dec — 21 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals to South Korea

Enter your travel dates to find the best prices.

Cheapest flights to South Korea
Explore the most affordable flight options available to South Korea. Find the lowest fares based on data from user searches, with prices last updated on 14 November 2025.

Wed 26/1121:00LHR - GMP
1 stop29h 00mChina Eastern
Fri 5/1220:50GMP - LHR
1 stop29h 40mChina Eastern
Deal found 13/11£343
Mon 24/1121:00LHR - GMP
1 stop29h 00mChina Eastern
Sun 7/1220:50GMP - LHR
1 stop29h 40mChina Eastern
Deal found 12/11£345
Sat 29/1110:30LGW - GMP
1 stop24h 20mChina Eastern
Sat 6/1220:50GMP - LGW
1 stop26h 10mChina Eastern
Deal found 12/11£359
Mon 24/1110:30LGW - GMP
1 stop24h 20mChina Eastern
Mon 8/1220:50GMP - LGW
1 stop18h 40mChina Eastern
Deal found 12/11£362
Tue 2/1221:00LHR - GMP
1 stop29h 00mChina Eastern
Tue 16/1220:50GMP - LHR
1 stop29h 40mChina Eastern
Deal found 13/11£366
Thu 20/1121:30LHR - GMP
1 stop29h 55mChina Southern
Thu 5/213:30GMP - LHR
1 stop37h 25mChina Southern
Deal found 13/11£367

Find flights to South Korea

Browse one-way and return flights deals to South Korea on Cheapflights. Flight deals are based on user searches and were last updated on 14 November 2025
Explore South Korea
Flights to Seoul
Flights to Busan
Flights to Jeju City

Flights to South Korea in 2025

Find the latest flights to South Korea in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 14 November 2025.

Return from

£343

One-way from

£225

Popular in

July

Cheapest in

November

Average price

£440

Good round-trip deal

£860 or less

Good one-way deal

£501 or less
China Eastern
  • China Eastern
  • 26/11-5/12
  • 2 total stops
  • 58h 40m total
  • London to Seoul
Search Deals
China Eastern
  • China Eastern
  • 21/11
  • 1 total stop
  • 24h 20m total
  • London to South Korea
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (£131 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£23 potential savings vs. average return price).
Search Deals
Average for return flights in November 2025
Search Deals
Price to beat on a round-trip flight from London to South Korea.
Search Deals
Price to beat on a one-way flight from London to South Korea.
Search Deals

Cheapflights Fare Finder

 
Locate flights to South Korea that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 14 November 2025.
Use the filters below to find and compare flights to South Korea that are best for you.

Fly from

London

Route

Depart

Return

Price

LondonSeoul

LGW - GMP

LGWGMP

London Gatwick

Wed 6/5

12:35-13:05

1 stop16h 30m

Seoul Gimpo Intl

Wed 27/5

14:25-06:35

1 stop24h 10m

£356

LondonSeoul

LGW - GMP

LGWGMP

London Gatwick

Mon 27/4

12:35-13:05

1 stop16h 30m

Seoul Gimpo Intl

Fri 8/5

14:25-06:35

1 stop24h 10m

£356

LondonSeoul

LGW - GMP

LGWGMP

London Gatwick

Sat 29/11

10:30-19:50

1 stop24h 20m

Seoul Gimpo Intl

Sat 6/12

20:50-14:00

1 stop26h 10m

£359

LondonSeoul

LGW - GMP

LGWGMP

London Gatwick

Mon 11/5

12:35-13:05

1 stop16h 30m

Seoul Gimpo Intl

Sun 17/5

14:25-06:35

1 stop24h 10m

£360

LondonSeoul

LGW - GMP

LGWGMP

London Gatwick

Tue 12/5

12:35-13:05

1 stop16h 30m

Seoul Gimpo Intl

Sun 17/5

14:25-06:35

1 stop24h 10m

£362

LondonSeoul

LGW - GMP

LGWGMP

London Gatwick

Mon 24/11

10:30-19:50

1 stop24h 20m

Seoul Gimpo Intl

Mon 8/12

20:50-06:30

1 stop18h 40m

£362

LondonSeoul

LGW - GMP

LGWGMP

London Gatwick

Mon 11/5

12:35-13:05

1 stop16h 30m

Seoul Gimpo Intl

Sun 24/5

14:25-06:35

1 stop24h 10m

£364

LondonSeoul

LGW - GMP

LGWGMP

London Gatwick

Wed 13/5

12:35-13:05

1 stop16h 30m

Seoul Gimpo Intl

Mon 25/5

14:25-06:35

1 stop24h 10m

£364

LondonSeoul

LGW - GMP

LGWGMP

London Gatwick

Wed 26/11

10:30-19:50

1 stop24h 20m

Seoul Gimpo Intl

Fri 5/12

14:25-06:55

2 stops25h 30m

£369

LondonSeoul

LGW - GMP

LGWGMP

London Gatwick

Mon 24/11

10:30-19:50

1 stop24h 20m

Seoul Gimpo Intl

Sun 7/12

20:50-14:00

1 stop26h 10m

£369

Flights are sorted by cheapest return flights first.

Deals found on 13/11

Showing 1-10 of 33 results
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Best time to book a flight to South Korea

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

Cheapflights Insights

Everything you need to know about your flight to South Korea

How long is the flight to South Korea?

On average, a flight from London to South Korea takes 18 hours 40 minutes. Flights to South Korea from other popular cities in United Kingdom will vary in length. Below are a few examples of popular routes and their flight times.

When is the cheapest time to fly to South Korea?

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

Users looking for the lowest fares to South Korea should consider flying on Thursday mornings, when prices are typically cheapest. Budget-minded travellers will want to avoid Monday afternoons, when prices are usually at their highest.

Weekly flight availability to South Korea

The most flights from London to South Korea are scheduled on a Monday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 on average).

What are the most popular airlines that fly to South Korea?

The most popular airlines flying from London to South Korea are Asiana Airlines, Air China and Lufthansa.

Aer Lingus
Aer Lingus
From £526
Finnair
Finnair
From £513
British Airways
British Airways
From £584
Virgin Atlantic
Virgin Atlantic
From £498

What are the cheapest airlines that fly to South Korea?

The cheapest airlines flying from London to South Korea are China Eastern, China Southern and Air India.

Rainfall in South Korea by month

Plan your trip to South Korea by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in South Korea ranges from 27.0 - 253.0 inches per month. July is typically the wettest month, when rainfall can reach 253.0 mm. December is typically the driest time to visit South Korea when rainfall is around 27.0 mm.

Temperature in South Korea by month

Plan your trip to South Korea by taking into account the average temperature totals by month.

If weather is an important factor for your trip to South Korea, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 25.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).

What are the most popular places to fly to in South Korea?

Destination popularity is based on the amount of flight searches to South Korea in the last few years. This data was updated on 14 November 2025.
The most popular places in South Korea to fly to are Seoul, Incheon, Jeju City and Busan.

Reviews of airlines servicing South Korea

Get insights into the airlines that provide service to 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 an airline for your flight to South Korea. Reviews last updated 14 November 2025.
See what other customers who have flown with Asiana Airlines, China Southern, andChina Eastern to South Korea have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Asiana Airlines
8.2
Very Good
486 reviews
Check prices

Overall

8.2

Food

8.1

Boarding

8.4

Entertainment

7.8

Comfort

8.1

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Yony,Sept 2025

MNL - ICN

Clean airplanes, crew very helpful and plane was on time. I did not like the food choices.
Asiana Airlines
8.2
Very Good
486 reviews
Asiana Airlines
8.2
Very Good
486 reviews
Check prices

Overall

8.2

Food

8.1

Boarding

8.4

Entertainment

7.8

Comfort

8.1

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Yony,Sept 2025

MNL - ICN

Clean airplanes, crew very helpful and plane was on time. I did not like the food choices.
China Southern
7.5
Good
119 reviews
Asiana Airlines
8.2
Very Good
486 reviews
Check prices

Overall

8.2

Food

8.1

Boarding

8.4

Entertainment

7.8

Comfort

8.1

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Yony,Sept 2025

MNL - ICN

Clean airplanes, crew very helpful and plane was on time. I did not like the food choices.
China Eastern
7.2
Good
177 reviews
Asiana Airlines
8.2
Very Good
486 reviews
Check prices

Overall

8.2

Food

8.1

Boarding

8.4

Entertainment

7.8

Comfort

8.1

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Yony,Sept 2025

MNL - ICN

Clean airplanes, crew very helpful and plane was on time. I did not like the food choices.
Air China
7.1
Good
121 reviews
Asiana Airlines
8.2
Very Good
486 reviews
Check prices

Overall

8.2

Food

8.1

Boarding

8.4

Entertainment

7.8

Comfort

8.1

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Yony,Sept 2025

MNL - ICN

Clean airplanes, crew very helpful and plane was on time. I did not like the food choices.
Lufthansa
6.8
Okay
7,572 reviews
Asiana Airlines
8.2
Very Good
486 reviews
Check prices

Overall

8.2

Food

8.1

Boarding

8.4

Entertainment

7.8

Comfort

8.1

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Yony,Sept 2025

MNL - ICN

Clean airplanes, crew very helpful and plane was on time. I did not like the food choices.

FAQs about flying to South Korea

  • Can I find cheaper flights to South Korea if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to South Korea on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to South Korea?

    Based on reviews from Cheapflights users, China Eastern is rated the highest out of the airlines that fly to South Korea.

  • What is the cheapest airport to fly to in South Korea?

    Jeju City is currently the cheapest airport to fly to in South Korea. One-way flights to Jeju City typically cost £10, while return flights cost around £32.

  • How much is a return flight to South Korea?

    A return flight to South Korea will typically cost around £205, however they can be found for as little as £50.

  • Where does the fastest flight to South Korea depart from?

    For those looking to save time traveling to South Korea, London offers the quickest one-way flight (12 hours 20 minutes).

  • Does Incheon Intl have car hire?

    Yes. Those touching down at Incheon Intl can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Incheon Intl?

    Yes. Incheon Intl has hotels nearby for those requiring accommodations. Darakhyu Incheon Airport Terminal 2 Capsule Hotel by Walkerhill is the closest property to Incheon Intl (0.0 mi away from Incheon Intl).

See more FAQs

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Certainly. Search results for flights to South Korea shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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