Flights to Seoul

£287 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 8/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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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.
China Southern Logo
21:30 - 12:25
LHR
-
GMP
29h 55m
1 stop
China Southern Logo
13:30 - 17:55
GMP
-
LHR
37h 25m
1 stop
£540China Southern
Wed, 11 Nov - Wed, 18 Nov
China Southern Logo
21:30 - 12:25
LHR
-
GMP
29h 55m
1 stop
China Southern Logo
13:30 - 17:55
GMP
-
LHR
37h 25m
1 stop
£543China Southern
Sat, 7 Nov - Wed, 18 Nov
China Southern Logo
21:30 - 12:25
LHR
-
GMP
29h 55m
1 stop
China Southern Logo
13:30 - 17:55
GMP
-
LHR
37h 25m
1 stop
£543China Southern
Thu, 12 Nov - Thu, 19 Nov
Scandinavian Airlines Logo
19:15 - 19:00
MAN
-
ICN
14h 45m
1 stop
Scandinavian Airlines Logo
23:45 - 18:35
ICN
-
MAN
27h 50m
1 stop
£555Scandinavian Airlines
Tue, 3 Nov - Mon, 16 Nov
Multiple Airlines Logo
16:30 - 11:00
LGW
-
GMP
34h 30m
2 stops
Multiple Airlines Logo
12:00 - 06:40
GMP
-
LGW
26h 40m
1 stop
£556Multiple Airlines
Fri, 12 Jun - Fri, 19 Jun
Scandinavian Airlines Logo
10:10 - 19:00
MAN
-
ICN
23h 50m
1 stop
Scandinavian Airlines Logo
23:45 - 09:30
ICN
-
MAN
18h 45m
1 stop
£557Scandinavian Airlines
Tue, 3 Nov - Mon, 16 Nov
Lufthansa Logo
08:45 - 11:15
LHR
-
ICN
17h 30m
1 stop
Lufthansa Logo
12:55 - 20:50
ICN
-
LHR
16h 55m
1 stop
£562Lufthansa
Tue, 10 Nov - Sat, 21 Nov
Lufthansa Logo
07:40 - 11:00
LHR
-
ICN
18h 20m
2 stops
Lufthansa Logo
12:55 - 08:05
ICN
-
LHR
28h 10m
2 stops
£566Lufthansa
Mon, 2 Nov - Tue, 17 Nov
KLM Logo
17:05 - 16:55
LCY
-
ICN
14h 50m
1 stop
KLM Logo
12:40 - 07:15
ICN
-
LCY
27h 35m
2 stops
£646KLM
Tue, 3 Nov - Wed, 18 Nov
China Eastern Logo
18:00 - 19:50
LGW
-
GMP
17h 50m
1 stop
China Eastern Logo
12:00 - 06:30
GMP
-
LGW
27h 30m
1 stop
£649China Eastern
Mon, 14 Sep - Mon, 23 Nov

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

Fly from

Route

Depart

Return

Price

Cheapest return flight

LondonSeoul

LHR - GMP

LHRGMP

London Heathrow

Wed 11/11

21:30-12:25

1 stop29h 55m

Seoul Gimpo Intl

Wed 18/11

13:30-17:55

1 stop37h 25m

£540

LondonSeoul

LHR - GMP

LHRGMP

London Heathrow

Sat 7/11

21:30-12:25

1 stop29h 55m

Seoul Gimpo Intl

Wed 18/11

13:30-17:55

1 stop37h 25m

£543

LondonSeoul

LHR - GMP

LHRGMP

London Heathrow

Thu 12/11

21:30-12:25

1 stop29h 55m

Seoul Gimpo Intl

Thu 19/11

13:30-17:55

1 stop37h 25m

£543

ManchesterIncheon

MAN - ICN

MANICN

Manchester

Tue 3/11

19:15-19:00

1 stop14h 45m

Incheon Intl

Mon 16/11

23:45-18:35

1 stop27h 50m

£555

LondonSeoul

LGW - GMP

LGWGMP

London Gatwick

Fri 12/6

16:30-11:00

2 stops34h 30m

Seoul Gimpo Intl

Fri 19/6

12:00-06:40

1 stop26h 40m

£556

ManchesterIncheon

MAN - ICN

MANICN

Manchester

Tue 3/11

10:10-19:00

1 stop23h 50m

Incheon Intl

Mon 16/11

23:45-09:30

1 stop18h 45m

£557
Fastest return journey

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Tue 10/11

08:45-11:15

1 stop17h 30m

Incheon Intl

Sat 21/11

12:55-20:50

1 stop16h 55m

£562

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Mon 2/11

07:40-11:00

2 stops18h 20m

Incheon Intl

Tue 17/11

12:55-08:05

2 stops28h 10m

£566

LondonIncheon

LCY - ICN

LCYICN

London City

Tue 3/11

17:05-16:55

1 stop14h 50m

Incheon Intl

Wed 18/11

12:40-07:15

2 stops27h 35m

£646

LondonSeoul

LGW - GMP

LGWGMP

London Gatwick

Mon 14/9

18:00-19:50

1 stop17h 50m

Seoul Gimpo Intl

Mon 23/11

12:00-06:30

1 stop27h 30m

£649

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 £425. 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 £446.

What is the absolute cheapest flight to Seoul?

£49 is the cheapest deal found on momondo in the last two weeks for a flight to Seoul. This flight is from Jeju City and is 77% 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 Wednesday when prices can be found for as low as £848. Flights from United Kingdom to Seoul on a Saturday will generally be more expensive and average around £959. 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 £679. Flights in the evening are often more expensive, with an average ticket price of £945.

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 £699 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 £592 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 AIRPORTNovember31% cheaperFlying from London Heathrow Airport to Seoul costs on average just £444 in November
MOST EXPENSIVE MONTH TO FLY TO SEOUL FROM LONDON HEATHROW AIRPORTDecember23% more expensiveIt costs about £792 for flights to Seoul from London Heathrow Airport in December
MOST POPULAR MONTH TO FLY TO SEOUL FROM LONDON HEATHROW AIRPORTOctober248% more users visitedMore momondo users searched in flights to Seoul from London Heathrow Airport in October than any other month

Cheap Seoul flight deals and tips

Summary info about Seoul flight prices, duration and airlines

Best One-Way Price

£287

Best Round-Trip Price

£540

Fastest flight time

16h 20m

Popular in

July
The best one-way flight price to Seoul from United Kingdom in the last 5 days is £287 (London Luton to Incheon Intl).
The best round-trip flight price to Seoul from United Kingdom in the last 5 days is £540 (London Heathrow to Seoul Gimpo Intl).
The fastest flight to Seoul from United Kingdom takes 16h 20m (London Gatwick to Incheon Intl).
July has the highest demand for flights to Seoul, with a 10% 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 68 days prior to their departure date, when tickets on average are £607. 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 £479 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 £207 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 Seoul Gimpo Intl airport in Seoul (10.0 mi from Myeong-dong).

What’s the closest airport to Hongdae Area?

The closest airport to Hongdae Area is 6.9 mi away - Seoul’s Seoul Gimpo 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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Sun 28/6
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