Can I get a flight from London Heathrow Airport to Incheon Intl Airport on Asiana Airlines for under £905?

There are 9 flights available on Asiana Airlines from London Heathrow Airport to Incheon Intl Airport for under £905. These prices can change based on many factors including date and time. To find LHR-ICN flight prices for your dates, click here.

How far ahead should I book a flight from London Heathrow Airport to Incheon Intl Airport with Asiana Airlines?

Booking with Asiana Airlines 70 days in advance of your planned departure date is, on average, the best time to get cheap flights from London Heathrow Airport to Incheon Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from London Heathrow Airport to Incheon Intl Airport with Asiana Airlines?

Currently, the most affordable month to book a Asiana Airlines flight from London Heathrow Airport to Incheon Intl Airport in May, with an average price of £644. Conversely, traveling with Asiana Airlines from London Heathrow Airport to Incheon Intl Airport in July will be the most expensive, with an average cost of £944. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.

In terms of precipitation, rainfall in Incheon Intl Airport ranges from 20.0 - 260.0 inches per month. July is typically the wettest month, when rainfall can reach 260.0 mm. January is typically the driest time to visit Incheon Intl Airport when rainfall is around 20.0 mm.

If weather is an important factor for your trip to Incheon 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).

£425+ Asiana Airlines Flights from Heathrow to Incheon Intl

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Cheapest Asiana Airlines flights from Heathrow to Incheon Intl
Explore the most affordable Asiana Airlines flight options available from Heathrow to Incheon Intl. Find the lowest fares with prices last updated on 2 July 2026.

Thu 2/716:35

LHR

ICN

Nonstop12h 45m

Asiana Airlines

Thu 9/707:50

ICN

LHR

Nonstop14h 30m

Asiana Airlines

Deal found 28/6£729

Wed 8/716:35

LHR

ICN

Nonstop12h 45m

Asiana Airlines

Wed 15/707:50

ICN

LHR

Nonstop14h 30m

Asiana Airlines

Deal found 1/7£731

Tue 7/716:35

LHR

ICN

Nonstop12h 45m

Asiana Airlines

Tue 14/707:50

ICN

LHR

Nonstop14h 30m

Asiana Airlines

Deal found 1/7£741

Can I get a flight from London Heathrow Airport to Incheon Intl Airport on Asiana Airlines for under £905?
There are 9 flights available on Asiana Airlines from London Heathrow Airport to Incheon Intl Airport for under £905. These prices can change based on many factors including date and time. To find LHR-ICN flight prices for your dates, click here.

Asiana Airlines flights from Heathrow to Incheon Intl in 2026

One-way from	£425
Return from	£652
Popular in	July
Cheapest in	January
Average price (all airlines)	£893

Asiana Airlines
23/8
Nonstop
12h 45m total
London to Incheon

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Asiana Airlines
14/10-6/11
Nonstop
27h 25m total
London to Seoul

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Highest demand for flights from London Heathrow to Incheon Intl; 12% potential price increase.

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Best time to find cheap flights from London Heathrow to Incheon Intl; 2% potential price drop.

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Average price for all London Heathrow to Incheon Intl flights (one-way and round-trip).

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When is the best time to book a flight to Incheon Intl Airport with Asiana Airlines?

The best time to book a flight to Incheon Intl Airport with Asiana Airlines is 70 days before departure. On average, fares are higher if you book 12 days before departure.

Which month is the cheapest to fly Economy class from London Heathrow Airport to Incheon Intl Airport?

For Economy class flights, the cheapest month to fly this route is May. The most expensive months are July and October.

Best time to book a flight from Heathrow to Incheon Intl

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

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Estimated return price

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Asiana Airlines flights from London Heathrow Airport to Incheon Intl Airport (LHR - ICN)

Find Asiana Airlines flight deals from Heathrow to Incheon Intl

Cheapest Asiana Airlines flights from Heathrow to Incheon IntlExplore the most affordable Asiana Airlines flight options available from Heathrow to Incheon Intl. Find the lowest fares with prices last updated on 2 July 2026.

Explore the most affordable Asiana Airlines flight options available from Heathrow to Incheon Intl. Find the lowest fares with prices last updated on 2 July 2026.

Best Asiana Airlines flights from Heathrow to Incheon IntlDiscover carefully curated Asiana Airlines flight deals from Heathrow to Incheon Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 2 July 2026.

Discover carefully curated Asiana Airlines flight deals from Heathrow to Incheon Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 2 July 2026.

Direct Asiana Airlines flights from Heathrow to Incheon IntlExplore direct Asiana Airlines flight options from Heathrow to Incheon Intl based on user searches, and compare prices and availability for your desired travel dates. Data last updated 2 July 2026.

Explore direct Asiana Airlines flight options from Heathrow to Incheon Intl based on user searches, and compare prices and availability for your desired travel dates. Data last updated 2 July 2026.

Last-minute Asiana Airlines flights from Heathrow to Incheon IntlDiscover last-minute Asiana Airlines flight deals from Heathrow to Incheon Intl. Data last updated 2 July 2026 and is based on user searches.

Discover last-minute Asiana Airlines flight deals from Heathrow to Incheon Intl. Data last updated 2 July 2026 and is based on user searches.

One-way Asiana Airlines flights to Incheon IntlSearch for one-way Asiana Airlines flight options to Incheon Intl. Find affordable one-way fares based on user searches. Data last updated 2 July 2026.

Search for one-way Asiana Airlines flight options to Incheon Intl. Find affordable one-way fares based on user searches. Data last updated 2 July 2026.

Can I get a flight from London Heathrow Airport to Incheon Intl Airport on Asiana Airlines for under £905?

Asiana Airlines flights from Heathrow to Incheon Intl in 2026

Find detailed information about Asiana Airlines flights from Heathrow to Incheon Intl. Explore the options provided by Asiana Airlines to plan your journey from Heathrow to Incheon Intl. Data last updated 2 July 2026.

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When is the best time to book a flight to Incheon Intl Airport with Asiana Airlines?

Which month is the cheapest to fly Economy class from London Heathrow Airport to Incheon Intl Airport?

Rainfall in Incheon Intl by month

Temperature in Incheon Intl by month

Best time to book a flight from Heathrow to Incheon Intl

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly from Heathrow to Incheon Intl on another airline

Consider alternative airlines that service the Incheon Intl area. Flight routes are based on user searches made on Cheapflights and were last updated on 2 July 2026.

Other Asiana Airlines flights from Heathrow

Browse through other Asiana Airlines flights departing from Heathrow. Flight routes are based on user searches made on Cheapflights and were last updated on 2 July 2026.

Complete your trip

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

Other airlines servicing Heathrow and Incheon Intl

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If Incheon Intl is not for you, choose from these other destinations located in Asia. Flight routes are based on user searches made on Cheapflights and were last updated on 2 July 2026.

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Browse through some of the most popular routes that Asiana Airlines offers at this time. Flights are based on user searches made on Cheapflights and were last updated on 2 July 2026.

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Cheapest Asiana Airlines flights from Heathrow to Incheon Intl
Explore the most affordable Asiana Airlines flight options available from Heathrow to Incheon Intl. Find the lowest fares with prices last updated on 2 July 2026.

Best Asiana Airlines flights from Heathrow to Incheon Intl
Discover carefully curated Asiana Airlines flight deals from Heathrow to Incheon Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 2 July 2026.

Direct Asiana Airlines flights from Heathrow to Incheon Intl
Explore direct Asiana Airlines flight options from Heathrow to Incheon Intl based on user searches, and compare prices and availability for your desired travel dates. Data last updated 2 July 2026.

Last-minute Asiana Airlines flights from Heathrow to Incheon Intl
Discover last-minute Asiana Airlines flight deals from Heathrow to Incheon Intl. Data last updated 2 July 2026 and is based on user searches.

One-way Asiana Airlines flights to Incheon Intl
Search for one-way Asiana Airlines flight options to Incheon Intl. Find affordable one-way fares based on user searches. Data last updated 2 July 2026.