In terms of precipitation, rainfall in Seoul Gimpo Intl Airport ranges from 27.0 - 253.0 inches per month. July is typically the wettest month, when rainfall can reach 253.0 mm. December is typically the driest time to visit Seoul Gimpo Intl Airport when rainfall is around 27.0 mm.

If weather is an important factor for your trip to Seoul Gimpo Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 25.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).

What is the cheapest time of day to fly from LHR to GMP?

When flying from London Heathrow Airport to Seoul Gimpo Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Can I find deals for flights from Heathrow to Gimpo Intl that include hotel bookings?

Yes. In addition to deals on Heathrow to Gimpo Intl flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Heathrow to Gimpo Intl?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Gimpo Intl.

Can I find deals for business class flights from Heathrow to Gimpo Intl?

Yes. Cheapflights offers flight deals from Heathrow to Gimpo Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£301+ Cheap Flights from London Heathrow Airport to Seoul Gimpo Intl Airport

Cheap flight deals from Heathrow to Gimpo Intl

Enter your travel dates to find the best prices.

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Cheapest flights from Heathrow to Gimpo Intl
Explore the most affordable flight options available from Heathrow to Gimpo Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 October 2026.

Tue 8/1221:30 -

1 stop29h 55m

Thu 17/1213:30 -

1 stop37h 25m

Deal found 8/10£477

Wed 28/1021:30 -

1 stop29h 55m

Wed 4/1113:30 -

1 stop37h 25m

Deal found 10/10£478

Fri 27/1121:30 -

1 stop29h 55m

Thu 10/1213:30 -

1 stop37h 25m

Deal found 7/10£479

Thu 12/1121:30 -

1 stop29h 55m

Thu 26/1113:30 -

1 stop37h 25m

Deal found 8/10£481

Wed 18/1121:30 -

1 stop29h 55m

Wed 2/1213:30 -

1 stop37h 25m

Deal found 10/10£484

Sun 29/1121:00 -

1 stop29h 00m

Sun 6/1220:50 -

1 stop29h 40m

Deal found 8/10£494

Tue 27/1021:30 -

1 stop29h 55m

Thu 19/1113:30 -

1 stop37h 25m

Deal found 9/10£496

Sun 25/1021:30 -

1 stop29h 55m

Thu 12/1113:30 -

1 stop37h 25m

Deal found 10/10£504

Mon 2/1121:30 -

1 stop29h 55m

Thu 19/1113:30 -

1 stop37h 25m

Deal found 8/10£505

Thu 5/1121:30 -

1 stop29h 55m

Thu 12/1113:30 -

1 stop37h 25m

Deal found 8/10£506

Find flight deals from Heathrow to Gimpo Intl

Round-trip from	£464
One-way from	£301
Popular in	July
Cheapest in	January
Average price	£672

China Southern
1/3-11/3
2 total stops
67h 20m total
London to Seoul

Search Deals

China Southern
22/11-31/12
1 total stop
29h 55m total
London to Seoul

Search Deals

Highest demand for flights based on searches. 11% potential increase in price (£63 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£10 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2026

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from London Heathrow Airport to Seoul Gimpo Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonSeoul

LHR London Heathrow - GMP Seoul Gimpo Intl

LHRGMP

London Heathrow

Thu 19/11

21:30-12:25

1 stop29h 55m

Seoul Gimpo Intl

Wed 31/12

00:00-16:00

Nonstop0h 00m

£304

LondonSeoul

LHR London Heathrow - GMP Seoul Gimpo Intl

LHRGMP

London Heathrow

Wed 2/12

06:50-13:05

2 stops21h 15m

Seoul Gimpo Intl

Wed 31/12

00:00-16:00

Nonstop0h 00m

£320

LondonSeoul

LHR London Heathrow - GMP Seoul Gimpo Intl

LHRGMP

London Heathrow

Tue 17/11

21:30-07:50

2 stops25h 20m

Seoul Gimpo Intl

Wed 31/12

00:00-16:00

Nonstop0h 00m

£344

LondonSeoul

LHR London Heathrow - GMP Seoul Gimpo Intl

LHRGMP

London Heathrow

Sat 5/12

21:30-12:25

1 stop29h 55m

Seoul Gimpo Intl

Wed 31/12

00:00-16:00

Nonstop0h 00m

£350

LondonSeoul

LHR London Heathrow - GMP Seoul Gimpo Intl

LHRGMP

London Heathrow

Thu 26/11

21:30-09:05

3 stops26h 35m

Seoul Gimpo Intl

Wed 31/12

00:00-16:00

Nonstop0h 00m

£386

LondonSeoul

LHR London Heathrow - GMP Seoul Gimpo Intl

LHRGMP

London Heathrow

Thu 29/10

21:30-12:25

1 stop29h 55m

Seoul Gimpo Intl

Wed 31/12

00:00-16:00

Nonstop0h 00m

£387

LondonSeoul

LHR London Heathrow - GMP Seoul Gimpo Intl

LHRGMP

London Heathrow

Fri 23/10

18:10-12:25

2 stops58h 15m

Seoul Gimpo Intl

Wed 31/12

00:00-16:00

Nonstop0h 00m

£471

LondonSeoul

LHR London Heathrow - GMP Seoul Gimpo Intl

LHRGMP

London Heathrow

Sun 20/12

09:55-13:05

2 stops42h 10m

Seoul Gimpo Intl

Wed 31/12

00:00-16:00

Nonstop0h 00m

£498

Fastest return journey

LondonSeoul

LHR London Heathrow - GMP Seoul Gimpo Intl

LHRGMP

London Heathrow

Wed 21/10

20:25-20:10

1 stop15h 45m

Seoul Gimpo Intl

Wed 31/12

00:00-16:00

Nonstop0h 00m

£608

LondonSeoul

LHR London Heathrow - GMP Seoul Gimpo Intl

LHRGMP

London Heathrow

Mon 23/11

08:45-13:05

2 stops19h 20m

Seoul Gimpo Intl

Sun 13/12

08:35-21:00

2 stops21h 25m

£619

Flights are sorted by cheapest return flights first.

Deals found on 10/10

Showing 1-10 of 19 resultsSorted by cheapest first

Best time to book a flight from Heathrow to Gimpo Intl

Have a flexible travel schedule? Discover the best time to fly to Gimpo Intl from Heathrow with our price prediction graph.

LHR-GMP

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Seoul Gimpo Intl Airport

What’s the top stopover airport for flights from London Heathrow Airport to Seoul Gimpo Intl Airport?

Beijing (PEK) – chosen by Cheapflights users on 86% of one-stop itineraries from London Heathrow Airport to Seoul Gimpo Intl Airport on Cheapflights.

What’s the cheapest stopover airport for flights from London Heathrow Airport to Seoul Gimpo Intl Airport?

Beijing (PKX) is the most affordable one-stop option, with an average return flight price of £431.

What’s the fastest stopover option from London Heathrow Airport to Seoul Gimpo Intl Airport?

Flights via Beijing (PKX) have the shortest average one-way travel time for one-stop routes: 22h 50m.

Which airport typically offers the quickest stopover for flights from London Heathrow Airport to Seoul Gimpo Intl Airport?

Flights via Warsaw (WAW) offer the fastest connection on this route, with an average stopover time of 7h 33m.

Related info for your journey

How long is the flight from London Heathrow Airport to Seoul Gimpo Intl Airport?
For as low as £1,196, Japan Airlines can have you in Seoul Gimpo Intl Airport from London Heathrow Airport in 28h 15m. London Heathrow Airport and Seoul Gimpo Intl Airport are separated by a distance of 5506 mi.
Can I find deals for flights from Heathrow to Gimpo Intl that include hotel bookings?
Yes. In addition to deals on Heathrow to Gimpo Intl flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Heathrow to Gimpo Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Gimpo Intl.
Can I find deals for business class flights from Heathrow to Gimpo Intl?
Yes. Cheapflights offers flight deals from Heathrow to Gimpo Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Cheapflights helps you search for flights from Heathrow to Gimpo Intl via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Gimpo Intl?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Heathrow to Gimpo Intl for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Heathrow to Gimpo Intl with no change fees?

Certainly. Search results for flights to Gimpo Intl from Heathrow shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Heathrow to Gimpo Intl become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Gimpo Intl from Heathrow today and book when prices fit your budget.

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Cheap flights from London Heathrow Airport to Seoul Gimpo Intl Airport from £301

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 22/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Heathrow to Gimpo Intl

Cheapest flights from Heathrow to Gimpo IntlExplore the most affordable flight options available from Heathrow to Gimpo Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 October 2026.

Explore the most affordable flight options available from Heathrow to Gimpo Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 October 2026.

Best flights from Heathrow to Gimpo IntlDiscover carefully curated flight deals from Heathrow to Gimpo Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 10 October 2026.

Discover carefully curated flight deals from Heathrow to Gimpo Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 10 October 2026.

Last-minute flights from Heathrow to Gimpo IntlDiscover last-minute flight deals from Heathrow to Gimpo Intl. Data last updated 10 October 2026 and is based on user searches.

Discover last-minute flight deals from Heathrow to Gimpo Intl. Data last updated 10 October 2026 and is based on user searches.

One-way flights from Heathrow to Gimpo IntlSearch for one-way flight options from Heathrow to Gimpo Intl. Find affordable one-way fares based on user searches. Data last updated 10 October 2026.

Search for one-way flight options from Heathrow to Gimpo Intl. Find affordable one-way fares based on user searches. Data last updated 10 October 2026.

Find flight deals from Heathrow to Gimpo Intl

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Cheapflights Fare Finder

Use the filters below to find and compare flights from London Heathrow Airport to Seoul Gimpo Intl Airport that are best for you.

Best time to book a flight from Heathrow to Gimpo Intl

Have a flexible travel schedule? Discover the best time to fly to Gimpo Intl from Heathrow with our price prediction graph.

Cheapflights Insights

What’s the top stopover airport for flights from London Heathrow Airport to Seoul Gimpo Intl Airport?

Beijing (PEK) – chosen by Cheapflights users on 86% of one-stop itineraries from London Heathrow Airport to Seoul Gimpo Intl Airport on Cheapflights.

What’s the cheapest stopover airport for flights from London Heathrow Airport to Seoul Gimpo Intl Airport?

Beijing (PKX) is the most affordable one-stop option, with an average return flight price of £431.

What’s the fastest stopover option from London Heathrow Airport to Seoul Gimpo Intl Airport?

Flights via Beijing (PKX) have the shortest average one-way travel time for one-stop routes: 22h 50m.

Which airport typically offers the quickest stopover for flights from London Heathrow Airport to Seoul Gimpo Intl Airport?

Flights via Warsaw (WAW) offer the fastest connection on this route, with an average stopover time of 7h 33m.

Related info for your journey

How long is the flight from London Heathrow Airport to Seoul Gimpo Intl Airport?

Can I find deals for flights from Heathrow to Gimpo Intl that include hotel bookings?

How can I find direct flights from Heathrow to Gimpo Intl?

Can I find deals for business class flights from Heathrow to Gimpo Intl?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Heathrow to Gimpo Intl

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Gimpo Intl by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to South Korea

Book a non-stop flight to one of these other cities located in South Korea.

Search flights from Heathrow to Gimpo Intl by cabin class

Find flights from Heathrow to Gimpo Intl, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Other flights to Gimpo Intl

Explore flights to Gimpo Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 10 October 2026.

Heathrow and Gimpo Intl flights

Browse other Heathrow and Gimpo Intl flight options. Last updated on 10 October 2026.

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Can Cheapflights find flights from Heathrow to Gimpo Intl with no change fees?

Can Cheapflights notify me if prices for flights from Heathrow to Gimpo Intl become cheaper?

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Cheapest flights from Heathrow to Gimpo Intl
Explore the most affordable flight options available from Heathrow to Gimpo Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 October 2026.

Best flights from Heathrow to Gimpo Intl
Discover carefully curated flight deals from Heathrow to Gimpo Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 10 October 2026.

Last-minute flights from Heathrow to Gimpo Intl
Discover last-minute flight deals from Heathrow to Gimpo Intl. Data last updated 10 October 2026 and is based on user searches.

One-way flights from Heathrow to Gimpo Intl
Search for one-way flight options from Heathrow to Gimpo Intl. Find affordable one-way fares based on user searches. Data last updated 10 October 2026.