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422 € Cheap Flights from London Heathrow to Gimpo International

Compare London Heathrow to Gimpo International flight deals

Find the cheapest month or even day of the year to fly to Gimpo International

Book the best Gimpo International fare with no extra fees

Flight deals from London Heathrow to Gimpo International

Looking for a cheap last-minute deal or the best return flight from London Heathrow to Gimpo International? Find the lowest prices on one-way and return tickets right here.
Seoul.422 € per passenger.Departing Sun, 9 Nov, returning Tue, 18 Nov.Return flight with China Southern.Outbound indirect flight with China Southern, departs from London Heathrow on Sun, 9 Nov, arriving in Gimpo International.Inbound indirect flight with China Southern, departs from Gimpo International on Tue, 18 Nov, arriving in London Heathrow.Price includes taxes and charges.From 422 €, select.
Seoul.422 € per passenger.Departing Thu, 23 Oct, returning Sat, 8 Nov.Return flight with China Southern.Outbound indirect flight with China Southern, departs from London Heathrow on Thu, 23 Oct, arriving in Gimpo International.Inbound indirect flight with China Southern, departs from Gimpo International on Sat, 8 Nov, arriving in London Heathrow.Price includes taxes and charges.From 422 €, select.
Seoul.460 € per passenger.Departing Tue, 18 Nov, returning Wed, 3 Dec.Return flight with Air China.Outbound indirect flight with Air China, departs from London Heathrow on Tue, 18 Nov, arriving in Gimpo International.Inbound indirect flight with Air China, departs from Gimpo International on Wed, 3 Dec, arriving in London Heathrow.Price includes taxes and charges.From 460 €, select.
Seoul.460 € per passenger.Departing Tue, 6 Jan, returning Wed, 21 Jan.Return flight with Air China.Outbound indirect flight with Air China, departs from London Heathrow on Tue, 6 Jan, arriving in Gimpo International.Inbound indirect flight with Air China, departs from Gimpo International on Wed, 21 Jan, arriving in London Heathrow.Price includes taxes and charges.From 460 €, select.
Seoul.460 € per passenger.Departing Thu, 4 Dec, returning Sun, 7 Dec.Return flight with Air China.Outbound indirect flight with Air China, departs from London Heathrow on Thu, 4 Dec, arriving in Gimpo International.Inbound indirect flight with Air China, departs from Gimpo International on Sun, 7 Dec, arriving in London Heathrow.Price includes taxes and charges.From 460 €, select.
Seoul.461 € per passenger.Departing Tue, 17 Feb, returning Tue, 10 Mar.Return flight with Air China.Outbound indirect flight with Air China, departs from London Heathrow on Tue, 17 Feb, arriving in Gimpo International.Inbound indirect flight with Air China, departs from Gimpo International on Tue, 10 Mar, arriving in London Heathrow.Price includes taxes and charges.From 461 €, select.
Seoul.461 € per passenger.Departing Tue, 28 Oct, returning Tue, 9 Dec.Return flight with Air China.Outbound indirect flight with Air China, departs from London Heathrow on Tue, 28 Oct, arriving in Gimpo International.Inbound indirect flight with Air China, departs from Gimpo International on Tue, 9 Dec, arriving in London Heathrow.Price includes taxes and charges.From 461 €, select.
Seoul.474 € per passenger.Departing Wed, 17 Sep, returning Sun, 16 Nov.Return flight with China Southern.Outbound indirect flight with China Southern, departs from London Heathrow on Wed, 17 Sep, arriving in Gimpo International.Inbound indirect flight with China Southern, departs from Gimpo International on Sun, 16 Nov, arriving in London Heathrow.Price includes taxes and charges.From 474 €, select.

Find the cheapest month to fly from London Heathrow to Gimpo International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like London Heathrow to Gimpo International flights are currently cheapest in November.
Sep
from 756 €
Oct
from 475 €
Nov
from 422 €
Dec
from 460 €
Jan
from 460 €
Feb
from 663 €
Mar
from 606 €
Apr
from 740 €
May
from 600 €
Jun
from 600 €
Jul
from 1.048 €
Aug
from 1.239 €

London Heathrow to Gimpo International: Alternative routes

Compare routes from London Heathrow to Seoul below. You may find an airport to fly into that's cheaper, faster, or easier than Gimpo International.

London to Seoul: Flight information

The things to know before you go.
Cheapest flight found422 €
Cheapest month to flyOctober

Finding cheap flights from London Heathrow to Gimpo International: Frequently asked questions

The best price we found for a return flight from London Heathrow to Gimpo International is 422 €. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from London Heathrow to Gimpo International. But we found flights with one or more stops from 422 €.
As of September 2025, there are no flights flying from London Heathrow to Gimpo International.
The cheapest month to fly from London Heathrow to Gimpo International is usually October.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from London Heathrow Airport to Gimpo International Airport on Thursday, 23 October 2025.
No airlines currently offer direct flights between London Heathrow Airport and Gimpo International Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Gimpo International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Seoul is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, China Southern offers the cheapest flight tickets to Gimpo International.

Travelling from London Heathrow Airport (LHR) to Gimpo International Airport (GMP): what you need to know

  • Seoul's timezone is UTC+9, making Seoul nine hours ahead of London.

  • Arriving two hours before an international flight and one hour ahead of a domestic departure are travel rules worth sticking to. Get to the airport on time to catch your LHR to GMP flight.

  • Flying during a peak time like July? Public holidays and other popular seasons can result in longer queues and delays at security. Play things extra safe and arrive up to four hours before international flights and two hours before a domestic departure.

  • If you want to check out a new city along the way, look for a flight with a stopover. To see your options for tickets from London Heathrow Airport to Gimpo International Airport, deselect 'Direct flights only.' Haneda Airport is a well-known stop between LHR and GMP.

How to find the cheapest flights from London Heathrow Airport (LHR) to Gimpo International Airport (GMP)

  • 286 € is the lowest price for a one-way London Heathrow Airport to Gimpo International Airport flight. A return flight starts from 422 €. These prices may change depending on availability.

  • To pick up cheap tickets from LHR to GMP, book in advance. Airlines generally offer lower fares when flights are first made available.

  • Getting cheap flights from London Heathrow Airport to Gimpo International Airport is easier if you can be flexible with your dates. Use the 'Whole month' tool to see the lowest fares across every month and land a great deal.

  • There's no need to check every day to find out if fares have gone down when you set up a Price Alert. We'll update you as soon as a special offer becomes available on cheap flights from LHR to GMP.

  • Secure the ideal flight for you with the help of the filters. To see the 'Fastest,' 'Cheapest' or 'Best' flights from London Heathrow Airport to Gimpo International Airport, use the 'Sort by' function. You can also filter by arrival and departure times, airline, and journey duration.

Handy information about London Heathrow Airport (LHR)

  • When it comes to London Heathrow Airport's on-time performance, 68.18% of flights complete their journey on time.

  • To reach London Heathrow Airport from central London, it'll take about 55 minutes by car. This depends on traffic though. It's approximately 31 kilometres from the airport to the city centre.

  • Expect a trip time of about 1 hour when using public transport.

  • Catching an early flight from London Heathrow Airport to Gimpo International Airport? Avoid the last-minute rush to the terminal (and catch some extra z's) by picking one of these hotels close to LHR:

Arriving at Gimpo International Airport (GMP)

Getting from Gimpo International Airport (GMP) to central Seoul

  • The centre of Seoul is roughly 16 kilometres from Gimpo International Airport. The time it takes to get there by car will vary depending on time of day and traffic conditions, so do a little research ahead of your trip.

  • Getting to the centre on public transport takes around 1 hour 5 minutes.

When to fly to Gimpo International Airport (GMP)

  • It's time to work out your dates for your flight from London Heathrow Airport to Gimpo International Airport. July is the busiest month to head to Seoul. If you prefer a more low-key vibe, go in April.

  • Book your flight from London Heathrow Airport to Gimpo International Airport for August if you want to visit Seoul during its warmest month. Expect temperatures of between 19ºC (66ºF) and 32ºC (90ºF).

  • January has average temperatures of between -12ºC (10ºF) and 4ºC (39ºF). Search for cheap tickets from LHR to GMP around that time if you'd rather travel in cooler conditions.

Explore more of South Korea

  • You've seen Seoul, now it's time to discover other parts of South Korea. Travel about 322 kilometres south-east to Busan to check off its top sights. From Haeundae Beach to Gamcheon Culture Village and Beomeosa Temple, your itinerary will be busy.

  • If you're interested in discovering another corner of South Korea, consider Incheon, about 56 kilometres west of Seoul. Lawn Square of Incheon International Airport, Yeongjong Sky City No.23 Park and 스카이72 GC 바다코스 are key highlights.

Plan the rest of your trip from London to Seoul

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.