£284+ 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 1/6. Fares are subject to change and may not be available on all flights or dates of travel.
— ICN
13 Jun — 20 Jun1
1 adult
1 adult, Economy, 0 bags

Flights to South Korea in 2026

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 May 2026.

Fri 2/1012:35
LGW
-
GMP
1 stop16h 30m
Air China
Sat 10/1014:25
GMP
-
LGW
1 stop24h 10m
Air China
Deal found 9/5£541
Tue 15/913:15
LHR
-
ICN
1 stop37h 25m
Air India
Tue 29/912:20
ICN
-
LHR
1 stop38h 40m
Air India
Deal found 9/5£541
Mon 28/909:45
LHR
-
ICN
1 stop40h 55m
Air India
Sun 11/1012:20
ICN
-
LHR
1 stop31h 10m
Air India
Deal found 9/5£541
Sun 31/522:05
STN
-
ICN
1 stop34h 20m
Multiple Airlines
Tue 23/616:20
ICN
-
STN
2 stops27h 40m
Multiple Airlines
Deal found 10/5£542
Tue 22/913:15
LHR
-
ICN
1 stop37h 25m
Air India
Wed 30/912:20
ICN
-
LHR
1 stop31h 45m
Air India
Deal found 11/5£542
Mon 1/605:40
LTN
-
ICN
1 stop26h 45m
Multiple Airlines
Wed 24/614:30
ICN
-
LTN
2 stops49h 15m
Multiple Airlines
Deal found 10/5£542

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 May 2026
Explore South Korea

Find flight deals to South Korea

Find the latest flights to South Korea in 2026, 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 May 2026.

Return from

£541

One-way from

£290

Popular in

July

Cheapest in

November

Average price

£592

Good round-trip deal

£865 or less

Good one-way deal

£492 or less
Air India
  • Air India
  • 15/9-29/9
  • 2 total stops
  • 76h 05m total
  • London to Seoul
1/6
  • 1/6
  • 1 total stop
  • 26h 45m total
  • London to South Korea
Highest demand for flights based on searches. 15% potential increase in price (£109 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£17 potential savings vs. average return price).
Average for return flights in May 2026
Price to beat on a round-trip flight from London to South Korea.
Price to beat on a one-way flight from London to South Korea.

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 May 2026.
Use the filters below to find and compare flights to South Korea that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

LondonIncheon

LTN - ICN

LTNICN

London Luton

Mon 8/6

05:40-16:25

1 stop26h 45m

Incheon Intl

Mon 22/6

16:20-11:00

2 stops26h 40m

£559

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Tue 9/6

09:30-10:50

1 stop17h 20m

Incheon Intl

Mon 13/7

17:45-07:00

1 stop21h 15m

£588

LondonIncheon

LGW - ICN

LGWICN

London Gatwick

Tue 22/9

11:35-20:40

2 stops25h 05m

Incheon Intl

Tue 6/10

16:35-06:40

2 stops22h 05m

£617

LondonIncheon

LTN - ICN

LTNICN

London Luton

Mon 1/6

13:00-16:25

1 stop19h 25m

Incheon Intl

Wed 17/6

11:05-21:45

1 stop18h 40m

£625

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Sun 31/5

21:45-10:50

1 stop29h 05m

Incheon Intl

Tue 23/6

17:45-18:45

1 stop33h 00m

£631

LondonIncheon

LGW - ICN

LGWICN

London Gatwick

Sat 24/10

11:35-20:40

2 stops25h 05m

Incheon Intl

Sun 1/11

14:30-14:00

1 stop32h 30m

£639

LondonIncheon

LGW - ICN

LGWICN

London Gatwick

Sun 25/10

10:30-14:55

2 stops19h 25m

Incheon Intl

Sun 1/11

16:20-14:00

1 stop30h 40m

£639
Fastest return journey

LondonIncheon

LCY - ICN

LCYICN

London City

Mon 9/11

17:50-16:55

1 stop14h 05m

Incheon Intl

Wed 9/12

23:05-07:15

1 stop17h 10m

£644

LondonIncheon

SEN - ICN

SENICN

London Southend

Tue 26/5

06:30-14:55

3 stops24h 25m

Incheon Intl

Tue 9/6

08:55-07:55

2 stops31h 00m

£646

LondonIncheon

LTN - ICN

LTNICN

London Luton

Thu 4/6

07:00-13:30

2 stops22h 30m

Incheon Intl

Thu 11/6

16:35-14:35

3 stops30h 00m

£650

Flights are sorted by cheapest return flights first.

Deals found on 13/5

Showing 1-10 of 33 resultsSorted by cheapest first
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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

When is the best time to book a flight to South Korea?

Booking 90 days in advance of your planned departure date is, on average, the best time to get cheap flights to South Korea. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

How long is the flight to South Korea?

On average, a flight from London to South Korea takes 17 hours 31 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.

Weekly flight availability to South Korea

The most flights from London to South Korea are scheduled on a Monday (5 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (5 on average).

What are the cheapest airlines that fly to South Korea?

The cheapest airlines flying from London to South Korea are American Airlines, United Airlines and Virgin Atlantic.

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 May 2026.
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 May 2026.
See what other customers who have flown with Asiana Airlines,Virgin Atlantic, 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.

Crew

8.5

Entertainment

7.6

Food

8.0

Overall

8.1

Boarding

8.3

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

NRT - ICN

More restrooms in business it’s a large section with 2 only

Crew

8.5

Entertainment

7.6

Food

8.0

Overall

8.1

Boarding

8.3

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

NRT - ICN

More restrooms in business it’s a large section with 2 only

Crew

8.5

Entertainment

7.6

Food

8.0

Overall

8.1

Boarding

8.3

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

NRT - ICN

More restrooms in business it’s a large section with 2 only

Crew

8.5

Entertainment

7.6

Food

8.0

Overall

8.1

Boarding

8.3

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

NRT - ICN

More restrooms in business it’s a large section with 2 only

Crew

8.5

Entertainment

7.6

Food

8.0

Overall

8.1

Boarding

8.3

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

NRT - ICN

More restrooms in business it’s a large section with 2 only

Crew

8.5

Entertainment

7.6

Food

8.0

Overall

8.1

Boarding

8.3

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

NRT - ICN

More restrooms in business it’s a large section with 2 only

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 £21, while return flights cost around £38.

  • How much is a return flight to South Korea?

    A return flight to South Korea will typically cost around £207, however they can be found for as little as £83.

  • 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 35 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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How does Cheapflights help users find flights to South Korea?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights to South Korea. 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 to South Korea?

Millions of users choose and trust Cheapflights to book the best flight deals to South Korea for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

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.

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

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

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