Flights to Seoul

£264 Cheap flights to Seoul

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to Seoul departing on 9/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from the United Kingdom to Seoul

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
20:20 - 21:45
LGW
-
ICN
16h 25m
1 stop
Multiple Airlines Logo
16:15 - 15:10
ICN
-
LGW
30h 55m
1 stop
£369Multiple Airlines
Sat, 14 Mar - Sun, 29 Mar
Multiple Airlines Logo
20:20 - 21:45
LGW
-
ICN
16h 25m
1 stop
Multiple Airlines Logo
12:55 - 14:00
ICN
-
LGW
34h 05m
1 stop
£372Multiple Airlines
Tue, 10 Mar - Tue, 17 Mar
Multiple Airlines Logo
20:20 - 21:45
LGW
-
ICN
16h 25m
1 stop
Multiple Airlines Logo
18:25 - 14:00
ICN
-
LGW
28h 35m
1 stop
£375Multiple Airlines
Sat, 14 Mar - Sun, 22 Mar
China Southern Logo
20:20 - 21:45
LGW
-
ICN
16h 25m
1 stop
China Southern Logo
16:45 - 07:05
ICN
-
LGW
22h 20m
1 stop
£377China Southern
Sat, 14 Mar - Sun, 29 Mar
China Southern Logo
20:20 - 21:45
LGW
-
ICN
16h 25m
1 stop
China Southern Logo
16:45 - 07:05
ICN
-
LGW
22h 20m
1 stop
£378China Southern
Sat, 14 Mar - Sun, 29 Mar
Air China Logo
12:35 - 16:35
LGW
-
ICN
20h 00m
1 stop
Air China Logo
13:05 - 06:45
ICN
-
LGW
25h 40m
1 stop
£380Air China
Fri, 24 Apr - Sun, 10 May
Air China Logo
20:25 - 13:05
LHR
-
GMP
31h 40m
1 stop
Air China Logo
14:25 - 17:55
GMP
-
LHR
36h 30m
1 stop
£400Air China
Wed, 11 Mar - Wed, 18 Mar
KLM Logo
17:50 - 16:55
LCY
-
ICN
14h 05m
1 stop
KLM Logo
23:05 - 13:15
ICN
-
LCY
23h 10m
1 stop
£537KLM
Wed, 11 Mar - Sat, 21 Mar
KLM Logo
20:05 - 10:30
LCY
-
ICN
29h 25m
2 stops
KLM Logo
23:05 - 08:10
ICN
-
LCY
18h 05m
1 stop
£549KLM
Fri, 6 Mar - Fri, 13 Mar
SWISS Logo
09:15 - 07:30
LCY
-
ICN
14h 15m
1 stop
SWISS Logo
09:30 - 17:30
ICN
-
LCY
16h 00m
1 stop
£605SWISS
Tue, 12 May - Wed, 8 Jul

momondo Fare Finder

 
Locate flights to Seoul that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 279,928 searches and data was last updated on 8 February 2026.
Use the filters below to find and compare flights to Seoul that are best for you.

Fly from

Route

Depart

Return

Price

LondonIncheon

LGW - ICN

LGWICN

London Gatwick

Sat 14/3

20:20-21:45

1 stop16h 25m

Incheon Intl

Sun 29/3

16:15-15:10

1 stop30h 55m

£369

LondonIncheon

LGW - ICN

LGWICN

London Gatwick

Tue 10/3

20:20-21:45

1 stop16h 25m

Incheon Intl

Tue 17/3

12:55-14:00

1 stop34h 05m

£372

LondonIncheon

LGW - ICN

LGWICN

London Gatwick

Sat 14/3

20:20-21:45

1 stop16h 25m

Incheon Intl

Sun 22/3

18:25-14:00

1 stop28h 35m

£375

LondonIncheon

LGW - ICN

LGWICN

London Gatwick

Sat 14/3

20:20-21:45

1 stop16h 25m

Incheon Intl

Sun 29/3

16:45-07:05

1 stop22h 20m

£377

LondonIncheon

LGW - ICN

LGWICN

London Gatwick

Sat 14/3

20:20-21:45

1 stop16h 25m

Incheon Intl

Sun 29/3

16:45-07:05

1 stop22h 20m

£378

LondonIncheon

LGW - ICN

LGWICN

London Gatwick

Fri 24/4

12:35-16:35

1 stop20h 00m

Incheon Intl

Sun 10/5

13:05-06:45

1 stop25h 40m

£380

LondonSeoul

LHR - GMP

LHRGMP

London Heathrow

Wed 11/3

20:25-13:05

1 stop31h 40m

Seoul Gimpo Intl

Wed 18/3

14:25-17:55

1 stop36h 30m

£400

LondonIncheon

LCY - ICN

LCYICN

London City

Wed 11/3

17:50-16:55

1 stop14h 05m

Incheon Intl

Sat 21/3

23:05-13:15

1 stop23h 10m

£537

LondonIncheon

LCY - ICN

LCYICN

London City

Fri 6/3

20:05-10:30

2 stops29h 25m

Incheon Intl

Fri 13/3

23:05-08:10

1 stop18h 05m

£549

LondonIncheon

LCY - ICN

LCYICN

London City

Tue 12/5

09:15-07:30

1 stop14h 15m

Incheon Intl

Wed 8/7

09:30-17:30

1 stop16h 00m

£605

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Seoul from

Seoul flights insights and trends

Explore insights for your Seoul flight to craft the best travel plan

What is the cheapest month to fly to Seoul?

The month of November is, on average, the cheapest month to fly to Seoul from United Kingdom, with most prices found around £422. If you are unable to visit Seoul during the month of November, then departing from United Kingdom during the month January is also very affordable. Most momondo users find prices during this month for around £444.

What is the absolute cheapest flight to Seoul?

£58 is the cheapest deal found on momondo in the last two weeks for a flight to Seoul. This flight is from Osaka and is 78% cheaper than most flights to Seoul. To find the cheapest price to Seoul from your area, use momondo’s Airport-to-Airport Pricing Tool.

See prices from:

What is the cheapest day to depart on your flight to Seoul?

The cheapest day to depart from United Kingdom to Seoul is on a Tuesday when prices can be found for as low as £867. Flights from United Kingdom to Seoul on a Saturday will generally be more expensive and average around £1,006. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Seoul?

Our most recent data shows that the best time of day to fly to Seoul is at midday. Flights from United Kingdom to Seoul during this time can be as low as £634. Flights in the afternoon are often more expensive, with an average ticket price of £979.

How far in advance should I book a flight to Seoul?

You are more likely to see cheaper flights to Seoul from United Kingdom when booking weeks ahead of your departure date. In general, you can expect to find flights to Seoul for around £682 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seoul from United Kingdom for as low as £621 on momondo.

Cheapest flights to Seoul

Find the cheapest flights to Seoul from your nearest city or airport
CHEAPEST MONTH TO FLY TO SEOUL FROM LONDON HEATHROW AIRPORTNovember32% cheaperFlying from London Heathrow Airport to Seoul costs on average just £432 in November
MOST EXPENSIVE MONTH TO FLY TO SEOUL FROM LONDON HEATHROW AIRPORTJuly26% more expensiveIt costs about £794 for flights to Seoul from London Heathrow Airport in July
MOST POPULAR MONTH TO FLY TO SEOUL FROM LONDON HEATHROW AIRPORTMarch692% more users visitedMore momondo users searched in flights to Seoul from London Heathrow Airport in March than any other month

Cheap Seoul flight deals and tips

Summary info about Seoul flight prices, duration and airlines

Best One-Way Price

£264

Best Round-Trip Price

£369

Fastest flight time

24h 15m

Popular in

July
The best one-way flight price to Seoul from United Kingdom in the last 72 hours is £264 (London Heathrow to Seoul Gimpo Intl).
The best round-trip flight price to Seoul from United Kingdom in the last 72 hours is £369 (London Gatwick to Incheon Intl).
The fastest flight to Seoul from United Kingdom takes 24h 15m (London City to Incheon Intl).
July has the highest demand for flights to Seoul, with a 8% price increase on average.

Frequently asked questions about flying to Seoul

What is there to do in Seoul when it’s raining?

Users planning a flight to Seoul during the months of May, June, or July should anticipate rain. There are still things to do in Seoul even when it's raining, though. While in Seoul you will find Gangnam Cultural Center nearby which is a great museum to visit when you’re looking for things to do indoors. Many tourists kill time during rain and storms by going to shopping centres in the area, like Seoul Express Bus Terminal.

How far in advance should I book a flight to Seoul?

In general, most travellers find the cheapest time to book a flight to Seoul is about 20 days prior to their departure date, when tickets on average are £584. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seoul from United Kingdom for as low as £406 on momondo.

Is there an alternative airport near Seoul?

Those flying to Seoul could potentially find better pricing at Seoul Gimpo Intl Airport (10 mi from Seoul city centre) depending on the month and departure airport.

Is there a cheaper alternative to flying into Seoul?

You can find deals at Seoul Gimpo Intl Airport for £271 on average, but that price can change based on your departure airport. To save money, try momondo’s Airport-to-Airport Pricing Tool.

Are there flights to Myeong-dong?

Yes, you can get a flight to Incheon Intl airport in Seoul (30.3 mi from Myeong-dong).

What’s the closest airport to Myeong-dong Subway Station?

The closest airport to Myeong-dong Subway Station is 30.3 mi away - Seoul’s Incheon Intl airport.

When did momondo last update prices for flights to Seoul?

Prices for flights to Seoul are refreshed on a daily basis.

How many operators does momondo search for flights to Seoul?

How old do you have to be to fly to Seoul?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel to Seoul.

What documentation or ID do you need to fly to Seoul?

The travel and health documents required for your trip to Seoul can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Seoul. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

Why should I use momondo to find a flight deal to Seoul?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Seoul.

Can I find flights to Seoul with flexible booking policies on momondo?

momondo does allow users to show only those flights to Seoul which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights to Seoul?

momondo provides multiple filters to help you find the best flight to Seoul. Filter by price, airline, airport, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight to Seoul right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Seoul, momondo offers a useful price alert feature which will track prices for flights to Seoul and alert you when they change.

An easier way to manage your Seoul trip

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1 adult
Tue 10/3
Tue 17/3

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