Cheap flights from Seoul to London from £161

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seoul to London departing on 21/1. 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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Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
14:55 - 10:30
ICN
-
SEN
28h 35m2 stops
Multiple Airlines Logo
07:10 - 21:55
SEN
-
ICN
29h 45m2 stops
£504Multiple Airlines
Sun, 11 Jan - Sun, 25 Jan
Multiple Airlines Logo
14:55 - 10:30
ICN
-
SEN
28h 35m2 stops
Multiple Airlines Logo
07:15 - 12:55
SEN
-
ICN
20h 40m2 stops
£539Multiple Airlines
Sun, 11 Jan - Mon, 26 Jan
Multiple Airlines Logo
12:55 - 10:30
ICN
-
SEN
30h 35m2 stops
Multiple Airlines Logo
07:10 - 11:55
SEN
-
ICN
43h 45m3 stops
£542Multiple Airlines
Sun, 11 Jan - Sun, 25 Jan
Multiple Airlines Logo
14:30 - 10:30
ICN
-
SEN
29h 00m2 stops
Multiple Airlines Logo
14:20 - 16:05
SEN
-
ICN
16h 45m1 stop
£553Multiple Airlines
Sun, 11 Jan - Sun, 18 Jan
Multiple Airlines Logo
16:20 - 10:30
ICN
-
SEN
27h 10m2 stops
Multiple Airlines Logo
14:20 - 16:05
SEN
-
ICN
16h 45m1 stop
£556Multiple Airlines
Sun, 11 Jan - Sun, 18 Jan
Multiple Airlines Logo
09:55 - 23:00
ICN
-
SEN
46h 05m3 stops
Multiple Airlines Logo
07:10 - 11:55
SEN
-
ICN
43h 45m3 stops
£574Multiple Airlines
Sun, 11 Jan - Sun, 25 Jan
Multiple Airlines Logo
16:20 - 19:00
ICN
-
SEN
35h 40m3 stops
Multiple Airlines Logo
07:10 - 11:55
SEN
-
ICN
43h 45m3 stops
£585Multiple Airlines
Sat, 10 Jan - Sun, 25 Jan
Multiple Airlines Logo
14:30 - 10:30
ICN
-
SEN
29h 00m2 stops
Multiple Airlines Logo
14:20 - 16:05
SEN
-
ICN
16h 45m1 stop
£630Multiple Airlines
Sun, 11 Jan - Sun, 25 Jan
Multiple Airlines Logo
23:05 - 09:10
ICN
-
SEN
19h 05m1 stop
Multiple Airlines Logo
14:35 - 16:55
SEN
-
ICN
17h 20m1 stop
£645Multiple Airlines
Thu, 22 Jan - Thu, 29 Jan
Multiple Airlines Logo
09:50 - 20:50
ICN
-
SEN
20h 00m1 stop
Multiple Airlines Logo
07:35 - 10:45
SEN
-
ICN
42h 10m3 stops
£662Multiple Airlines
Sun, 22 Feb - Tue, 24 Feb

momondo Fare Finder

 
Customise your flight search to find flights from Seoul to London Southend Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 25 December 2025.
Use the filters below to find and compare flights from Seoul to London Southend Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

IncheonLondon

ICN - SEN

ICNSEN

Incheon Intl

Sun 11/1

14:55-10:30

2 stops28h 35m

London Southend

Sun 25/1

07:10-21:55

2 stops29h 45m

£504

IncheonLondon

ICN - SEN

ICNSEN

Incheon Intl

Sun 11/1

14:55-10:30

2 stops28h 35m

London Southend

Mon 26/1

07:15-12:55

2 stops20h 40m

£539

IncheonLondon

ICN - SEN

ICNSEN

Incheon Intl

Sun 11/1

12:55-10:30

2 stops30h 35m

London Southend

Sun 25/1

07:10-11:55

3 stops43h 45m

£542

IncheonLondon

ICN - SEN

ICNSEN

Incheon Intl

Sun 11/1

14:30-10:30

2 stops29h 00m

London Southend

Sun 18/1

14:20-16:05

1 stop16h 45m

£553

IncheonLondon

ICN - SEN

ICNSEN

Incheon Intl

Sun 11/1

16:20-10:30

2 stops27h 10m

London Southend

Sun 18/1

14:20-16:05

1 stop16h 45m

£556

IncheonLondon

ICN - SEN

ICNSEN

Incheon Intl

Sun 11/1

09:55-23:00

3 stops46h 05m

London Southend

Sun 25/1

07:10-11:55

3 stops43h 45m

£574

IncheonLondon

ICN - SEN

ICNSEN

Incheon Intl

Sat 10/1

16:20-19:00

3 stops35h 40m

London Southend

Sun 25/1

07:10-11:55

3 stops43h 45m

£585

IncheonLondon

ICN - SEN

ICNSEN

Incheon Intl

Sun 11/1

14:30-10:30

2 stops29h 00m

London Southend

Sun 25/1

14:20-16:05

1 stop16h 45m

£630

IncheonLondon

ICN - SEN

ICNSEN

Incheon Intl

Thu 22/1

23:05-09:10

1 stop19h 05m

London Southend

Thu 29/1

14:35-16:55

1 stop17h 20m

£645

IncheonLondon

ICN - SEN

ICNSEN

Incheon Intl

Sun 22/2

09:50-20:50

1 stop20h 00m

London Southend

Tue 24/2

07:35-10:45

3 stops42h 10m

£662

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 London from

How to get the cheapest flight ticket from Seoul to London Southend Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

How long does it take to fly to London Southend Airport?

Flight times from Seoul to London Southend Airport vary, but if you’re flying out of Incheon and flying into London Heathrow Airport (one of the most popular routes), then the duration is 14h 30m on average. Another popular route from Seoul to London Southend Airport is flying from Seoul to London Heathrow Airport, which will take roughly 19h 25m. Keep in mind that layovers or delays could extend your travel time.

When to book flights from Seoul to London Southend Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Seoul to London Southend Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Seoul to London Southend Airport (SEL to SEN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seoul to London Southend Airport

Fastest flight time

19h 05m

Direct flights

None
The fastest flight from Seoul to London Southend Airport takes 19h 05m
There are no direct flights from Seoul to London Southend Airport. There are no popular flight routes from Seoul to London Southend Airport.
  • How far is Seoul to London Southend by plane?

    The straight-line distance from Seoul to London Southend is 5474.8 mi. Typically, this will take 19h 05m by plane in normal conditions.

  • When did momondo last update prices for flights from Seoul to London Southend Airport?

    Prices for flights from Seoul to London Southend Airport refresh daily.

  • How old do you have to be to fly from Seoul to London Southend Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seoul to London Southend Airport.

  • What documentation or ID do you need to fly to London Southend Airport?

    The travel and health documents you'll need for your trip to London Southend Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Southend Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Milton Keynes
Luton
Gatwick
Maidstone
Slough
Southend-on-Sea
Canterbury
Ipswich
Ilford
Guildford
Hayes
Chelmsford
Dover
Worthing
Bedford
Colchester
Hounslow
Ramsgate
Romford

Why use momondo?

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

Finding the right flight to London from Seoul is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to London quick and easy, saving you time and money.

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

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

How can momondo help me find flights from Seoul to London?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to London from Seoul.

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

Yes momondo offers price alerts on flights to London from Seoul. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your London Southend Airport trip

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1 adult
Sat 24/1
Sat 31/1

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