ICN - LHR

$233 Find Cheap Flights from Incheon to London - Compare and Save

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Everything you should know

Cheapest round-trip
$565
Typical prices: $713-$1,018
LOT
Sun 11/18Fri 11/23
ICN - LHR • 1 stop
Cheapest non-stop
$971
Typical prices: $749-$1,092
Virgin Atlantic
Mon 11/5Sun 11/18
ICN - LHR • Non-stop
Advice from real travelers
Asiana Economy Smartium adds legroom and priority boarding on this long-haul route.
At ICN, arrive early for security; on board, hydrate and switch to London time.
Expert advice
+1
Expert advice
+1
Nonstop flights
You can fly direct with Korean Air, Asiana Airlines and Virgin Atlantic. Average duration is 14h 37m
Direct flights
+1
Direct flights
+1
Avoid delays
Most punctual • 92% on-time
Best time • Fewest delays
Insights
Insights
When to book
in advance
Our data shows that travelers who book at least 12 weeks in advance save around 18% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 18% price drop
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Cheapest • Avg $642 (round-trip)
Shortest trip • 15h 43m (one-way)
Insights
Insights
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We hope you love your trip to London Heathrow Airport!
Flight Deals
Booking Insights
Expert advice
Flight Deals

Cheap Flights from Incheon to London (ICN-LHR)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Incheon to London

Wed, Nov 18 - Mon, Nov 23
LOT Logo
8:40 am - 10:00 pmICN  Incheon Intl-LHR London Heathrow
22h 20m1 stop Warsaw Frederic Chopin
LOT Logo
10:35 am - 7:00 amLHR  London Heathrow-ICN Incheon Intl
35h 25m1 stop Warsaw Frederic Chopin
$565LOT
Sun, Jan 17 - Tue, Jan 26
LOT Logo
8:40 am - 10:00 pmICN  Incheon Intl-LHR London Heathrow
22h 20m1 stop Warsaw Frederic Chopin
LOT Logo
6:30 am - 7:00 amLHR  London Heathrow-ICN Incheon Intl
15h 30m1 stop Warsaw Frederic Chopin
$584LOT
Mon, Jan 18 - Tue, Jan 26
LOT Logo
12:15 pm - 9:35 amICN  Incheon Intl-LHR London Heathrow
30h 20m1 stop Warsaw Frederic Chopin
LOT Logo
6:30 am - 7:00 amLHR  London Heathrow-ICN Incheon Intl
15h 30m1 stop Warsaw Frederic Chopin
$584LOT
Sun, Jan 17 - Tue, Jan 26
LOT Logo
8:40 am - 10:00 pmICN  Incheon Intl-LHR London Heathrow
22h 20m1 stop Warsaw Frederic Chopin
LOT Logo
6:30 am - 7:00 amLHR  London Heathrow-ICN Incheon Intl
15h 30m1 stop Warsaw Frederic Chopin
$586LOT
Thu, Dec 24 - Thu, Jan 14
Lufthansa Logo
12:55 pm - 8:50 pmICN  Incheon Intl-LHR London Heathrow
16h 55m1 stop Frankfurt am Main
Lufthansa Logo
11:10 am - 11:15 amLHR  London Heathrow-ICN Incheon Intl
15h 05m1 stop Munich Franz Josef Strauss
$701Lufthansa
Thu, Dec 24 - Tue, Jan 12
Lufthansa Logo
12:55 pm - 8:50 pmICN  Incheon Intl-LHR London Heathrow
16h 55m1 stop Frankfurt am Main
Lufthansa Logo
11:10 am - 11:15 amLHR  London Heathrow-ICN Incheon Intl
15h 05m1 stop Munich Franz Josef Strauss
$701Lufthansa
Thu, Dec 24 - Fri, Jan 15
Lufthansa Logo
12:55 pm - 8:50 pmICN  Incheon Intl-LHR London Heathrow
16h 55m1 stop Frankfurt am Main
Lufthansa Logo
11:10 am - 11:15 amLHR  London Heathrow-ICN Incheon Intl
15h 05m1 stop Munich Franz Josef Strauss
$722Lufthansa
Thu, Dec 24 - Tue, Jan 12
Asiana Airlines Logo
9:40 am - 3:35 pmICN  Incheon Intl-LHR London Heathrow
14h 55mnonstop
Asiana Airlines Logo
5:40 pm - 3:10 pmLHR  London Heathrow-ICN Incheon Intl
12h 30mnonstop
$1,000Asiana Airlines
Wed, Nov 18 - Mon, Nov 23
Asiana Airlines Logo
9:40 am - 3:35 pmICN  Incheon Intl-LHR London Heathrow
14h 55mnonstop
Asiana Airlines Logo
5:40 pm - 3:10 pmLHR  London Heathrow-ICN Incheon Intl
12h 30mnonstop
$1,002Asiana Airlines
Tue, Dec 1 - Tue, Dec 8
Asiana Airlines Logo
9:40 am - 3:35 pmICN  Incheon Intl-LHR London Heathrow
14h 55mnonstop
Asiana Airlines Logo
5:40 pm - 3:10 pmLHR  London Heathrow-ICN Incheon Intl
12h 30mnonstop
$1,017Asiana Airlines
Booking Insights

Price, demand and travel trends for Incheon Intl Airport to London Heathrow Airport flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Incheon Intl Airport to London Heathrow Airport with more confidence.

How much is a round-trip flight from Incheon Intl Airport to London Heathrow Airport?

Round-trip flights from Incheon Intl Airport to London Heathrow Airport start at $565. Prices are below average for this route right now, with typical round-trip fares ranging from $713 to $1,018. The lowest price found in the past 5 days was $565 on LOT.

What's the cheapest day of the week to fly from Incheon Intl Airport to London Heathrow Airport?

Monday is the cheapest day of the week to fly from Incheon Intl Airport to London Heathrow Airport, it is 4% cheaper than the average day. Saturday is the most expensive day with flight prices 5% higher than average. Based on deals found by KAYAK users in the last 12 months.

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

  • November is the cheapest month to fly from Incheon Intl Airport to London Heathrow Airport at $685 round-trip.
  • October ($1,167) and September ($934) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 70% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are prices from Incheon Intl Airport to London Heathrow Airport the cheapest?

Flights from Incheon Intl Airport to London Heathrow Airport are cheapest 12 weeks before departure. Booking in this window typically costs about 18% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Expert advice

Expert advice for your flight from Incheon to London

 
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Robert Schrader

Robert Schrader

Expert on Korean Air and ICN

One of the web's original travel bloggers, Robert launched his first site Leave Your Daily Hell in 2009. Since then, he's expanded into destination niche sites (one each for Japan, Thailand and Taiwan), in addition to having written for the inflight magazines of Singapore Airlines and Korean Air. Overall, he's visited nearly 100 countries, and flies business as often as possible.

John Walton

John Walton

Expert on Asiana Airlines

Independent aviation journalist John Walton took his first flight at eight weeks old and hasn’t stopped travelling since. A world-renowned expert in airlines and the passenger experience, he writes in depth on aviation, is a resident expert on travel in Japan and France, and offers a uniquely queer perspective on travelling the world.

Duncan Madden

Duncan Madden

Expert on LHR

Duncan is a freelance travel writer, copywriter and book author in constant search of travel stories and the perpetual sensation of being on holiday. He’s never happier than when on a dusty trail in search of empty waves or ducking under the piste tape in search of snowbound solitude. British born, living in Germany, but happiest heading for the horizon. His first book, Found in Translation, explores the etymologies and stories of country names around the world and is out now.

Key details for Incheon Intl Airport to London Heathrow Airport flights

Low season

March

Cheapest flight

$233
Best time to beat the crowds with an average 8% drop in price.
Most popular time to fly with an average 2% increase in price.
Flight from Incheon Intl Airport to London Heathrow Airport

When to book flights from Incheon to London

Are your dates flexible? Find out the best times to travel from Incheon to London based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Flights from Incheon to London: the best tips from KAYAK users' own experiences

Insights shared by verified travelers who flew the route from Incheon to London 
AdamFlew with Virgin AtlanticJan 2025
It's a big airport so just make sure you pay attention to the gate. Read the signs carefully
Verified travelerFlew with Korean AirDec 2023
Drink lots of water. Sleep to the destination time, not the original time and clean up after yourselves - the flight staff are already working hard, they should not have to clean up after adults.

Your Incheon Intl Airport to London Heathrow Airport flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airlines offer extra legroom and free seat selection on Incheon Intl Airport to London Heathrow Airport flights?

    Among airlines operating Incheon Intl Airport to London Heathrow Airport flights:

    • Virgin Atlantic: offers extra legroom; offers free seat selection
    • Asiana Airlines: offers free seat selection
    • Korean Air: offers extra legroom; offers free seat selection

    Extra legroom and free seat selection availability depends on fare class and route.

  • What airlines are available from Incheon Intl Airport to London Heathrow Airport?

    3 airlines operate flights between Incheon Intl Airport and London Heathrow Airport. The airlines offering nonstop flights on this route include:

    • Korean Air
    • Asiana Airlines
    • Virgin Atlantic

  • Which airports can I use when flying from Incheon Intl Airport to London Heathrow Airport?

    Flights from Incheon Intl Airport to London Heathrow Airport usually depart from Incheon Intl (ICN) and arrive at London Heathrow (LHR).

  • Which airlines include bags at no extra cost on Incheon Intl Airport to London Heathrow Airport flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • Virgin Atlantic: a cabin bag and a checked bag in Economy Class
    • Asiana Airlines: a cabin bag and a checked bag in Economy Class
    • Korean Air: a cabin bag and a checked bag in Economy Class

    Bag allowance can vary by ticket type, cabin class, route and airline, so travelers should check the fare details before booking.

  • What cabin classes can I book on flights from Incheon Intl Airport to London Heathrow Airport?

    Four cabin classes are available on flights from Incheon Intl Airport to London Heathrow Airport:

    • Economy Class
    • Premium Economy Class
    • Business Class
    • First Class

    Prices vary by airline.

  • How much can I save by taking a layover when flying from Incheon Intl Airport to London Heathrow Airport?

    On this route, layover flights are cheaper than nonstop options on average. Layover fares average $642 round-trip via Guangzhou Baiyun (CAN), compared to $887 for nonstop.

  • What is the standard checked-bag allowance on flights from Incheon Intl Airport to London Heathrow Airport?

    There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $100–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

  • Which aircraft model is used most often on flights from Incheon Intl Airport to London Heathrow Airport?

    The Boeing 787-9 Dreamliner family is used most often on this route, operated mainly by Virgin Atlantic and Korean Air. Other aircraft seen on the route include Boeing 777-300ER variants.

  • Which airports do connecting flights from Incheon Intl Airport to London Heathrow Airport pass through?

    One-stop flights from Incheon Intl Airport to London Heathrow Airport most commonly connect through:

    • Beijing Capital (PEK) - 25% of one-stop connections
    • Shanghai Pu Dong (PVG) - 13% of one-stop connections
    • Abu Dhabi Zayed Intl (AUH) - 11% of one-stop connections
    • Beijing Daxing Intl (PKX) - 9% of one-stop connections

    Beijing Capital (PEK) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Incheon Intl Airport to London Heathrow Airport?

    Yes. Being flexible with your travel dates can save you up to 9% on the Incheon Intl Airport to London Heathrow Airport route. Monday is the cheapest departure day at $810 round-trip on average, while Saturday is the most expensive at $882, a difference of $72. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • At what point is a flight considered delayed from Incheon Intl Airport to London Heathrow Airport?

    A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Incheon Intl Airport to London Heathrow Airport route, 25% of flights were delayed in the past 3 months, with delays averaging 2 hours 8 minutes.

  • How are flight departures from Incheon Intl Airport to London Heathrow Airport spread across the day?

    Morning is the busiest departure period on Incheon Intl Airport to London Heathrow Airport flights, with 67% of flights leaving in that window. Afternoon departures account for 33%, evening flights for 0%, and night flights for 0%.

  • What popular places can I visit in London Heathrow Airport?

    Some of the most popular sights in London Heathrow Airport are Paddington Station, Central London and London Victoria Station. These are among the most viewed places in London Heathrow Airport on KAYAK.

  • What are the earliest and latest flights from Incheon Intl Airport to London Heathrow Airport?

    These are the earliest and latest flight times available from Incheon Intl Airport to London Heathrow Airport:

    • Earliest: departs at 7:50 am and lands at 10:27 pm
    • Latest: departs at 1:20 pm and lands at 3:57 am.

    The flight takes about 14h 37m.

  • How expensive are last-minute Incheon Intl Airport to London Heathrow Airport flights?

    Last-minute fares on this route - booked within 2 weeks of departure - run 10% above the route average of $836. Book 12 weeks before departure for the lowest fares.

  • How long is a flight from Incheon Intl Airport to London Heathrow Airport?

    A nonstop flight from Incheon Intl Airport to London Heathrow Airport takes 14h 37m, covering 5,503 miles.

  • Do I need a passport to fly from Incheon Intl Airport to London Heathrow Airport?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How are flight prices from Incheon Intl Airport to London Heathrow Airport looking right now?

    One-way fares from Incheon Intl Airport to London Heathrow Airport are currently lower than usual. Average one-way flight prices are about $422, which is 10% below the typical average for this route.

  • How does Virgin Atlantic’s on-time performance compare to other airlines on Incheon Intl Airport to London Heathrow Airport flights?

    Virgin Atlantic is slightly above the route average for timely arrivals, while Korean Air has a lower on-time arrival rate. On-time arrival rates on Incheon Intl Airport to London Heathrow Airport flights are:

    • Virgin Atlantic: 92% on time
    • Korean Air: 80% on time
    • Asiana Airlines: 63% on time

    Overall, flights on this route are on time 75% of the time on average.

  • How do delay rates compare for morning and evening flights from Incheon Intl Airport to London Heathrow Airport?

    Morning flights have the fewest delays on this route. Delays tend to pile up throughout the day as one late flight pushes the next, so earlier departures are usually more reliable.

  • How much time can I save by choosing a different layover airport from Incheon Intl Airport to London Heathrow Airport?

    Flying via Beijing Capital (PEK) gives the shortest average 1-stop total travel time at 15h 43m, compared with 16h 11m via Frankfurt am Main (FRA) and 16h 23m via Munich Franz Josef Strauss (MUC).

  • What is the time difference between Incheon Intl Airport and London Heathrow Airport?

    London Heathrow Airport is 8 hours behind Incheon Intl Airport (British Time vs Korean Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at London Heathrow Airport (LHR)?

    London Heathrow Airport (LHR) hosts 5 major car rental companies, with daily rates starting from around $7 for economy cars. Top options include:
    • GREEN MOTION
    • DRIVALIA
    • Europcar
    • Alamo
    • Hertz

  • How much should I expect to pay for a Incheon Intl Airport to London Heathrow Airport flight?

    Round-trip flights from Incheon Intl Airport to London Heathrow Airport range from $713 to $1,018, with an average of $836 over the past 12 months. Anything below $713 counts as a good deal.

  • Which airlines offer Wi-Fi on Incheon Intl Airport to London Heathrow Airport flights?

    Asiana Airlines is the only airline on the Incheon Intl Airport to London Heathrow Airport route offering in-flight Wi-Fi. Pricing depends on fare class.

Your guide to booking Incheon Intl Airport to London Heathrow Airport flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Monday departure instead of Saturday. On this route, Monday flights average $810 - about $72 less than Saturday (8% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 12 weeks before you fly. On this route, that window historically saves about 18% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Incheon Intl Airport to London Heathrow Airport trip for November. Fares historically average $685 round-trip in that month - typically $482 less than the most expensive month, which is October (based on the last 12 months).
  • If arriving on time is high on your priority list, Virgin Atlantic is the strongest pick on this route. 92% of Virgin Atlantic flights from Incheon Intl Airport to London Heathrow Airport arrived on time in the past 3 months, slightly above the route's average on-time arrival rate of 75%. When flights on this route do arrive late, the average delay is 2 hours 8 minutes, so choosing a carrier with strong on-time performance can make a difference on tight schedules.
  • If you have the time, taking a 1-stop flight through Guangzhou Baiyun Airport (CAN) can be cheaper than flying direct. The cheapest layover option averages $642 round-trip on this route - about $245 less than direct flights (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to London Heathrow Airport.
    - Hilton London Heathrow Airport

Prefer to fly direct from Incheon to London?

 
Find which airlines fly direct from Incheon Intl Airport to London Heathrow Airport, which days they fly and book direct flights.

Direct departures

Incheon Intl to London Heathrow

Monday

Asiana Airlines,Korean Air,Virgin Atlantic

Asiana Airlines,Korean Air, +1 more

Tuesday

Asiana Airlines,Korean Air,Virgin Atlantic

Asiana Airlines,Korean Air, +1 more

Wednesday

Asiana Airlines,Korean Air,Virgin Atlantic

Asiana Airlines,Korean Air, +1 more

Thursday

Asiana Airlines,Korean Air,Virgin Atlantic

Asiana Airlines,Korean Air, +1 more

Friday

Asiana Airlines,Korean Air,Virgin Atlantic

Asiana Airlines,Korean Air, +1 more

Saturday

Asiana Airlines,Korean Air,Virgin Atlantic

Asiana Airlines,Korean Air, +1 more

Sunday

Asiana Airlines,Korean Air,Virgin Atlantic

Asiana Airlines,Korean Air, +1 more

See more direct flights

Direct returns

London Heathrow to Incheon Intl

Monday

Asiana Airlines,Korean Air,Virgin Atlantic

Asiana Airlines,Korean Air, +1 more

Tuesday

Asiana Airlines,Korean Air,Virgin Atlantic

Asiana Airlines,Korean Air, +1 more

Wednesday

Asiana Airlines,Korean Air,Virgin Atlantic

Asiana Airlines,Korean Air, +1 more

Thursday

Asiana Airlines,Korean Air,Virgin Atlantic

Asiana Airlines,Korean Air, +1 more

Friday

Asiana Airlines,Korean Air,Virgin Atlantic

Asiana Airlines,Korean Air, +1 more

Saturday

Asiana Airlines,Korean Air,Virgin Atlantic

Asiana Airlines,Korean Air, +1 more

Sunday

Asiana Airlines,Korean Air,Virgin Atlantic

Asiana Airlines,Korean Air, +1 more

See more direct flights

More options for your flight from Incheon to London

Complete your trip to London with a hotel stay or car rental