Flights from Incheon Intl. (ICN) to Heathrow (LHR) starting at $290

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Amazing ICN to LHR Flight Deals

The cheapest flights to Heathrow found within the past 7 days were $663 round trip and $290 one way. Prices and availability subject to change. Additional terms may apply.

Flight Schedule for ICN to LHR

CarrierFlightDepart ICNArrive LHRTue
KE90701:20 pm05:25 pm
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OZ52102:30 pm06:50 pm
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FAQs about flights from Incheon Intl. Airport (ICN) to Heathrow Airport (LHR)

Can I catch a flight from Seoul Airport (ICN-Incheon Intl.) to London Airport (LHR-Heathrow) right now?

It's wise to find out about any travel advice reports and quarantine requirements in place in your destination. Make sure you go to the Covid-19 Travel Advisor for up-to-date info on flying to London Airport (LHR-Heathrow) from Seoul Airport (ICN-Incheon Intl.).

Are there direct flights from Seoul–Incheon Intl. Airport to London Heathrow?

Korean Air and Asiana Airlines are among the airlines that advertise direct flights from Incheon Intl. Airport (ICN) to Heathrow Airport (LHR). If you need to get to where you're headed as quickly as possible, be sure to check out their fares.

If I am not able to travel due to COVID-19, can I change my booking to a later date?

For more info about changing your flight to London Heathrow, please visit our Customer Service Portal.

How long is the flight from ICN to Heathrow Airport (LHR)?

It's a good idea to hop up and walk around during your flight from Incheon to London. You'll be traveling for around 17 hours and 49 minutes, so stretching your muscles will keep you feeling comfortable during this lengthy journey.

What is the flight distance from Incheon Airport to London Airport (LHR-Heathrow)?

With 8,016 mi separating Incheon and London, you'll have oodles of time to kick back and unwind. Take advantage of the in-flight entertainment, tackle a crossword or have a snooze.

What airlines fly from ICN to Heathrow Airport?

Choose from a few airlines that offer direct flights between Incheon and London. Korean Air (KE) is one of the most popular. This carrier offers roughly 13 flights every month. Another option is Asiana Airlines (OZ), which has 4 flights every month. The more airlines you weigh up, the more likely you are to snap up a wonderful deal.

What airlines have practices regarding COVID-19 in place and use social distancing?

From the moment you enter the departure terminal to when you leave the arrivals terminal, if you're flying with British Airways, Virgin Atlantic or Aer Lingus you can be sure that COVID-19 measures and social distancing rules have been adhered to. Many airlines have introduced capped capacity flights and keeping the middle seat empty.

What is the best day to buy a plane ticket?

This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2020. Wednesday and Friday prices are also good, but you may want to prepare your budget if booking on a Sunday, as data shows the end of the week is when prices are generally at their highest.

What are the cheapest days to fly?

Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2020, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.

How far in advance can you book a flight?

Trying to figure out how early you should book your flight? It's possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2020 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 2 weeks to 2 months prior to their travel dates.

How can I save money on airline tickets?

We'll let you in on a secret...You can save big on flights if you mix and match your airlines and fare types. In fact, travelers who booked flights on Travelocity in 2020 saved nearly 40% when their return flights consisted of two different airlines or fare types.

*According to flight demand on from January to December 2020. Savings are subject to change based on departure location, date and destination.

Incheon Intl. to Heathrow Flight FAQ

Traveling From Incheon Intl.
Traveling To Heathrow
Shortest Flight Time 12 hours 5 mins
Earliest Departure Time 1:20PM KST
Latest Departure Time 1:20PM KST
Lowest Flight Price $663

Route Info

Flight path for flights from Incheon International Airport to London Heathrow Airport.

5,574.00 miles

Discover our best flights from Seoul ICN to London LHR. 

With 20 airlines to choose from on Travelocity, you can easily find the best option for you. Use our filters to sort by price, compare airlines, and find the most convenient flight times. 


Find our best return flights from Seoul ICN to London LHR at the right price  

Airfares to London LHR from Seoul ICN currently cost between $663 and $737. It’s usually cheaper to book a round trip than two separate one-way flights. Prices and availability subject to change. Additional terms may apply. 


Book one-way flights from Seoul ICN to London LHR 

If you want to be flexible about when you return, or keep your travel options open ended, a one-way flight could be just the ticket! You’ll find one-way airfares from Seoul ICN to London LHR on Travelocity starting at $290. Prices and availability subject to change. Additional terms may apply. 


Get to London LHR from Seoul ICN quicker with direct flights. 

Get to London faster, without the hassle of changing planes and moving baggage, by booking a direct flight. Expect your direct flight to LHR from ICN to take around 12 hour(s) 5 min(s).  


Find our cheapest airfares for flights from Seoul ICN to London LHR

Find cheap flight deals by using our search filters to sort results starting with the lowest price airfares to LHR from ICN. Our Price Match Promise means if you find a lower rate on or on another US-based website within 24 hours of booking, we’ll credit or refund the difference.  


Get our best airfare deals for your flight from Seoul ICN to London LHR today 

If you’re flexible about when you travel, October is usually the cheapest month to fly from Seoul ICN to London LHR. If you need to be more specific, search by date and arrival and departure times.Then, compare prices across different airlines, and sort results by lowest price first. 


Book flexible airline tickets for flights to London LHR from Seoul ICN 

Some airlines let you change your travel dates without charging a fee. Use our ‘no change fee’ filter to see which flights to LHR from ICN have this option.  


Travel with confidence when you book flights to London LHR from Seoul ICN with Travelocity 

We’ve secured fantastic deals with all the main airline carriers and it’s easy to compare, choose, and book with Travelocity. With 24/7 customer service and our free 'App', we’ll always keep you moving. 

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.