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Cheap flights from London Heathrow Airport to Seoul from $328

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Seoul departing on 2/20. 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 London Heathrow Airport to Seoul

Cheap round-trip flights

These are some of the best round-trip flight deals from London Heathrow Airport to Seoul that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from London Heathrow Airport to Seoul.

Cheap last minute flights

Planning a quick getaway from London Heathrow Airport to Seoul? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Seoul, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from London Heathrow Airport to Seoul

Find recent round-trip train or bus tickets from London Heathrow Airport to Seoul.

All round-trip flight deals from London Heathrow Airport to Seoul

The cheapest plane tickets from London Heathrow Airport to Seoul found on KAYAK recently.
9:30 pm - 12:25 pmLHR-GMP
29h 55m1 stop
1:30 pm - 5:55 pmGMP-LHR
37h 25m1 stop
$449China Southern
Find Deal
Sat, Mar 8 - Thu, Mar 27
9:30 pm - 10:15 pmLHR-ICN
15h 45m1 stop
9:25 am - 5:55 pmICN-LHR
17h 30m1 stop
$449China Southern
Find Deal
Wed, Mar 5 - Fri, Mar 21
5:40 pm - 1:05 pmLHR-GMP
34h 25m1 stop
2:25 pm - 5:50 pmGMP-LHR
36h 25m1 stop
$477Air China
Find Deal
Wed, Feb 5 - Fri, Feb 14
5:40 pm - 4:35 pmLHR-ICN
13h 55m1 stop
3:30 pm - 5:50 pmICN-LHR
35h 20m1 stop
$477Air China
Find Deal
Wed, Feb 5 - Fri, Feb 14
9:00 pm - 12:15 pmLHR-ICN
30h 15m2 stops
3:40 pm - 1:55 pmICN-LHR
31h 15m2 stops
$541China Eastern
Find Deal
Tue, Feb 18 - Tue, Feb 25
5:50 pm - 8:45 pmLHR-ICN
17h 55m1 stop
11:55 am - 1:55 pmICN-LHR
35h 00m2 stops
$554China Eastern
Find Deal
Tue, Feb 18 - Tue, Feb 25
9:10 pm - 1:55 pmLHR-ICN
31h 45m1 stop
4:40 pm - 7:50 pmICN-LHR
35h 10m1 stop
$571Shenzhen Airlines
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Wed, Mar 26 - Sun, Apr 13
10:05 pm - 1:40 pmLHR-ICN
31h 35m1 stop
2:40 pm - 8:00 pmICN-LHR
37h 20m1 stop
$573Shenzhen Airlines
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Mon, May 12 - Tue, May 27
11:10 am - 11:15 amLHR-ICN
15h 05m1 stop
1:30 pm - 9:00 pmICN-LHR
16h 30m1 stop
$624Lufthansa
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Thu, Mar 6 - Wed, Mar 26
9:30 am - 11:15 amLHR-ICN
16h 45m2 stops
1:30 pm - 9:00 pmICN-LHR
16h 30m1 stop
$650Lufthansa
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Wed, Mar 5 - Fri, Mar 21
9:30 pm - 12:25 pmLHR-GMP
29h 55m1 stop
$328China Southern
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Thu, Feb 20
9:30 pm - 10:15 pmLHR-ICN
15h 45m1 stop
$328China Southern
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Tue, Jan 28
5:40 pm - 1:05 pmLHR-GMP
34h 25m1 stop
$412Air China
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Sun, Jan 26
5:40 pm - 11:40 amLHR-ICN
33h 00m1 stop
$412Air China
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Sun, Jan 26
7:40 am - 10:50 amLHR-ICN
18h 10m2 stops
$637Lufthansa
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Fri, Mar 28
6:55 am - 9:55 amLHR-ICN
19h 00m2 stops
$638Lufthansa
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Tue, May 27
8:10 pm - 5:45 pmLHR-ICN
12h 35mnonstop
$678Asiana Airlines
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Mon, Feb 10
8:10 pm - 5:45 pmLHR-ICN
12h 35mnonstop
$679Asiana Airlines
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Wed, Jan 29
6:50 pm - 4:15 pmLHR-ICN
12h 25mnonstop
$687Korean Air
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Thu, Mar 6
6:50 pm - 4:15 pmLHR-ICN
12h 25mnonstop
$691Korean Air
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Thu, Mar 6
3:45 pm - 4:55 pmLHR-ICN
16h 10m1 stop
12:15 pm - 9:25 pmICN-LHR
18h 10m1 stop
Wed, Jan 22 - Fri, Jan 31
3:45 pm - 4:55 pmLHR-ICN
16h 10m1 stop
12:15 pm - 7:40 amICN-LHR
28h 25m2 stops
$618KLM
Find Deal
Wed, Jan 22 - Wed, Feb 5
8:25 pm - 10:10 amLHR-ICN
28h 45m2 stops
11:05 pm - 9:00 amICN-LHR
18h 55m1 stop
$626KLM
Find Deal
Sun, Jan 26 - Sun, Feb 16
6:10 pm - 10:40 amLHR-ICN
31h 30m2 stops
8:50 am - 10:00 pmICN-LHR
22h 10m1 stop
$693LOT
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Sun, Jan 26 - Sun, Feb 2
2:05 pm - 4:55 pmLHR-ICN
17h 50m1 stop
11:05 pm - 12:05 pmICN-LHR
22h 00m1 stop
$736KLM
Find Deal
Sat, Jan 25 - Fri, Feb 7
8:10 pm - 5:45 pmLHR-ICN
12h 35mnonstop
12:25 pm - 6:05 pmICN-LHR
14h 40mnonstop
$961Asiana Airlines
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Sun, Jan 26 - Sun, Feb 2
7:30 am - 11:15 amLHR-ICN
18h 45m2 stops
12:55 pm - 8:05 amICN-LHR
28h 10m2 stops
$1,221Lufthansa
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Sun, Jan 26 - Sun, Feb 16
8:30 am - 11:15 amLHR-ICN
17h 45m2 stops
12:55 pm - 8:05 amICN-LHR
28h 10m2 stops
$1,524Lufthansa
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Wed, Jan 22 - Sun, Jan 26
8:10 pm - 5:45 pmLHR-ICN
12h 35mnonstop
12:25 pm - 6:05 pmICN-LHR
14h 40mnonstop
$2,083Asiana Airlines
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Fri, Jan 24 - Sun, Feb 2
6:50 pm - 4:15 pmLHR-ICN
12h 25mnonstop
10:40 am - 4:30 pmICN-LHR
14h 50mnonstop
$2,885Korean Air
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Sat, Jan 25 - Fri, Feb 7
8:10 pm - 5:45 pmLHR-ICN
12h 35mnonstop
12:25 pm - 6:05 pmICN-LHR
14h 40mnonstop
$957Asiana Airlines
Find Deal
Sat, Mar 8 - Sat, Mar 22
8:10 pm - 5:45 pmLHR-ICN
12h 35mnonstop
12:25 pm - 6:05 pmICN-LHR
14h 40mnonstop
$960Asiana Airlines
Find Deal
Sat, Mar 8 - Sat, Mar 15
8:10 pm - 5:45 pmLHR-ICN
12h 35mnonstop
12:25 pm - 6:05 pmICN-LHR
14h 40mnonstop
$961Asiana Airlines
Find Deal
Wed, Mar 5 - Fri, Mar 21
8:40 pm - 5:30 pmLHR-ICN
12h 50mnonstop
12:20 pm - 6:50 pmICN-LHR
14h 30mnonstop
$964Asiana Airlines
Find Deal
Sun, Jun 15 - Sat, Jun 28
8:10 pm - 5:45 pmLHR-ICN
12h 35mnonstop
12:20 pm - 6:50 pmICN-LHR
14h 30mnonstop
$969Asiana Airlines
Find Deal
Fri, Mar 21 - Fri, May 2
8:40 pm - 5:30 pmLHR-ICN
12h 50mnonstop
12:20 pm - 6:50 pmICN-LHR
14h 30mnonstop
$971Asiana Airlines
Find Deal
Sat, Apr 12 - Tue, May 6
8:10 pm - 5:45 pmLHR-ICN
12h 35mnonstop
12:25 pm - 6:05 pmICN-LHR
14h 40mnonstop
$975Asiana Airlines
Find Deal
Fri, Mar 7 - Mon, Mar 24
8:40 pm - 5:30 pmLHR-ICN
12h 50mnonstop
12:20 pm - 6:50 pmICN-LHR
14h 30mnonstop
$977Asiana Airlines
Find Deal
Mon, Apr 28 - Wed, May 28
6:50 pm - 4:15 pmLHR-ICN
12h 25mnonstop
10:40 am - 4:30 pmICN-LHR
14h 50mnonstop
$987Korean Air
Find Deal
Sat, Mar 8 - Tue, Mar 18
7:35 pm - 4:15 pmLHR-ICN
12h 40mnonstop
10:50 am - 5:20 pmICN-LHR
14h 30mnonstop
$990Korean Air
Find Deal
Fri, May 2 - Tue, May 13

China Eastern flights from London Heathrow Airport to Seoul

Our best China Eastern deals on London Heathrow Airport to Seoul flight tickets
China Eastern
Feb 18
LHR9:00 pmLondon Heathrow
30h 15m
2 stops
ICN12:15 pmIncheon Intl
Feb 25
ICN3:40 pmIncheon Intl
31h 15m
2 stops
LHR1:55 pmLondon Heathrow
China Eastern
Feb 18
LHR5:50 pmLondon Heathrow
17h 55m
1 stop
ICN8:45 pmIncheon Intl
Feb 25
ICN11:55 amIncheon Intl
35h 00m
2 stops
LHR1:55 pmLondon Heathrow
China Eastern
Feb 12
LHR5:50 pmLondon Heathrow
37h 00m
2 stops
ICN3:50 pmIncheon Intl
Feb 16
ICN2:30 pmIncheon Intl
32h 25m
1 stop
LHR1:55 pmLondon Heathrow

Shenzhen Airlines flights from London Heathrow Airport to Seoul

Our best Shenzhen Airlines deals on London Heathrow Airport to Seoul flight tickets
Shenzhen Airlines
Mar 26
LHR9:10 pmLondon Heathrow
31h 45m
1 stop
ICN1:55 pmIncheon Intl
Apr 13
ICN4:40 pmIncheon Intl
35h 10m
1 stop
LHR7:50 pmLondon Heathrow
Shenzhen Airlines
May 12
LHR10:05 pmLondon Heathrow
31h 35m
1 stop
ICN1:40 pmIncheon Intl
May 27
ICN2:40 pmIncheon Intl
37h 20m
1 stop
LHR8:00 pmLondon Heathrow
Shenzhen Airlines
Mar 7
LHR9:10 pmLondon Heathrow
31h 45m
1 stop
ICN1:55 pmIncheon Intl
Mar 23
ICN2:55 pmIncheon Intl
37h 15m
1 stop
LHR7:10 pmLondon Heathrow

See travel insights to Seoul from

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

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

What is the typical price of a round-trip flight between London Heathrow Airport and Seoul?

What is the cheapest month to fly to Seoul?

The month of February is another great option to travel to Seoul, with average flight prices from London Heathrow Airport averaging around $718.

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

According to our data, Wednesday is the cheapest day to fly to Seoul from London Heathrow Airport. The lowest ticket price found for a Wednesday departure recently was $1,119. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Seoul is Saturday, with ticket prices averaging around $1,298.

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

Flying to Seoul from London Heathrow Airport at noon is the least expensive time of day to depart. momondo users have found prices as low as $704 when looking at flights departing at noon. In the afternoon is when there is more demand to fly to Seoul, so prices are often more expensive at around $1,332 per ticket.

What is the cheapest London Heathrow to Seoul flight route?

Fly from London Heathrow to Incheon Intl for the best London Heathrow - Seoul flight prices

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

You are more likely to see cheaper flights to Seoul from London Heathrow Airport when booking 8 weeks ahead of your departure date. In general, you can expect to find flights to Seoul for around $929 when searching 8 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seoul from London Heathrow Airport for as low as $843 on momondo.

What cabin class options are available on London Heathrow to Seoul flights?

There are 3 cabin classes available to choose from on London Heathrow to Seoul flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have London Heathrow Airport to Seoul flight prices changed over time?

As of January 2025, prices for London Heathrow Airport to Seoul flights are approximately 30% cheaper when compared to flights at the same time last year.

When to book flights from London Heathrow Airport to Seoul

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

Cheap London Heathrow Airport to Seoul (LHR to SEL) flight deals and tips

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

Best Price Found

$328

Fastest flight time

12h 20m

Direct flights

Every day

Airports in Seoul

2 airports
The best one-way flight to Seoul from London Heathrow Airport in the past 72 hours is $328. The best round-trip flight deal from London Heathrow Airport to Seoul found on momondo in the last 72 hours is $449.
The fastest flight from London Heathrow Airport to Seoul takes 12h 20m
Direct flights go from London Heathrow Airport to Seoul every day.
There are 2 airports near Seoul: Incheon Intl (ICN), Seoul Gimpo Intl (GMP)

  • How far is London Heathrow to Seoul by plane?

    London Heathrow and Seoul are 5512.0 mi apart from one another. A reasonable flight in good conditions will take 13h 55m.

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

    Prices for flights from London Heathrow Airport to Seoul are updated daily.

  • How many operators does momondo search for flights from London Heathrow Airport to Seoul?

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London Heathrow Airport to Seoul.

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

    The necessary travel and health documents for your Seoul trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from London Heathrow Airport to Seoul?

  • What is the most popular airline from London Heathrow Airport to Seoul?


Best airlines flying from London Heathrow Airport to Seoul

Compare and see reviews for airlines that fly from London Heathrow Airport to Seoul with momondo
Airline
Rating
Free Cancellation
Price
Air ChinaPriceFrom $507Free CancellationRating
7.1
98 reviews
Search Air China flights
LufthansaPriceFrom $646Free CancellationRating
6.7
7,111 reviews
Search Lufthansa flights
Asiana AirlinesPriceFrom $1,004Free CancellationRating
8.2
466 reviews
Search Asiana Airlines flights
Korean AirPriceFrom $1,017Free CancellationRating
8.4
1,039 reviews
Search Korean Air flights
  • Korean Air Flights From London Heathrow Airport to Seoul

    The lowest priced Korean Air flight from London Heathrow Airport to Seoul from the last 72 hours was $1,017. Generally, Korean Air has 7 flights on this route every week with an average price of $1,196. Korean Air is rated 8.4/10 by our users.

  • Asiana Airlines Flights From London Heathrow Airport to Seoul

    The best Asiana Airlines deal for London Heathrow Airport to Seoul flight tickets found on momondo in the last 72 hours was $1,004, round-trip. It should be noted that an average Asiana Airlines flight deal for this route in this time was higher, at $1,047 round-trip. Asiana Airlines operates 5 flights out of London Heathrow Airport into Seoul in an average week, so prices vary by time and availability. 466 Asiana Airlines reviews by users on momondo have scored the airline at 8.2/10.


Why use momondo?

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

It is quick and easy to find London to Seoul flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Seoul that suits you.

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

All flight searches from London to Seoul on momondo can be filtered to show those which offer flexible booking policies.

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

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 Seoul from London.

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

Yes. momondo can track prices for London to Seoul flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.


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Find better results for your trip to South Korea

Fly into one of these airports located in Seoul

Airports listed have a maximum distance of 30.3 mi from Seoul