Question 1

What is the cheapest month to book a flight from Seoul Gimpo Intl Airport to London Heathrow Airport?

Accepted Answer

Currently, January is the cheapest month in which you can book a flight from Seoul Gimpo Intl Airport to London Heathrow Airport (average of £112). Flying from Seoul Gimpo Intl Airport to London Heathrow Airport in August is currently the most expensive (average of £164). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Question 2

E

Accepted Answer

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

Question 3

E

Accepted Answer

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Question 4

How far in advance should I book a flight from Seoul Gimpo Intl Airport to London Heathrow Airport?

Accepted Answer

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 42 days in advance, which can save you up to 41% on flights from Seoul Gimpo Intl Airport to London Heathrow Airport compared to booking the week you need them. Waiting 42 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at £518. For sooner than that we have options available in the next 3 days from £518.

Question 5

What is the cheapest month to fly from Seoul Gimpo Intl Airport to London Heathrow Airport?

Accepted Answer

The best pricing can be found in the month of December. Prices to London Heathrow Airport from Seoul Gimpo Intl Airport average £568. You can even find prices in December for less than £568, as users have found deals to London Heathrow Airport from as low as £319. The month of April appears to be one of the more expensive times to travel to London Heathrow Airport from Seoul Gimpo Intl Airport. Flying in the targeted month can save you up to 31%.

Question 6

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

Accepted Answer

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

Question 7

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

Accepted Answer

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

Question 8

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

Accepted Answer

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

Question 9

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

Accepted Answer

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

Question 10

How does Cheapflights help users find flights from Gimpo Intl to Heathrow?

Accepted Answer

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Gimpo Intl to Heathrow. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Question 11

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

Accepted Answer

Millions of users choose and trust Cheapflights to book the best flight deals from Gimpo Intl to Heathrow for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Question 12

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

Accepted Answer

Yes, we can. To see specific flights from Gimpo Intl to Heathrow with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Question 13

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

Accepted Answer

Yes, Cheapflights offers price alerts on Gimpo Intl to Heathrow flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

Round-trip from	£474
One-way from	£231
Popular in	April
Cheapest in	December
Average price	£689

Cheap flights from Seoul Gimpo Intl Airport to London Heathrow Airport from £231

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 17/10. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheapest flights from Gimpo Intl to HeathrowExplore the most affordable flight options available from Gimpo Intl to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 July 2025.

Explore the most affordable flight options available from Gimpo Intl to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 July 2025.

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Best time to book a flight from Gimpo Intl to Heathrow

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Reviews of airlines servicing Heathrow

Get a feel of what it's like to fly with China Southern and Air China from Seoul Gimpo Intl Airport to London Heathrow Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Gimpo Intl to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

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

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

What is the cheapest month to book a flight from Seoul Gimpo Intl Airport to London Heathrow Airport?

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How does Cheapflights help users find flights from Gimpo Intl to Heathrow?

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

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

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

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Cheapest flights from Gimpo Intl to Heathrow
Explore the most affordable flight options available from Gimpo Intl to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 July 2025.