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Cheap flights from Seoul (SEL) to Heathrow (LHR) from $250

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 6/24. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SEL — LHR
jun. 18 — jun. 251
From?
To?
mar. 6/18
mar. 6/25
1 adult, Economy
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The best prices from Seoul to London Heathrow are usually found in May or December, booked 38 days in advance, depart on a Thursday or Sunday and return on a Tuesday

Cheap flight deals from Seoul to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Seoul (SEL) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated junio 13, 2024.

Popular in

September

Cheapest in

May

Round-trip from

$643

One-way from

$320
High demand for flights, 19% potential price rise
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Best time to find cheap flights, 19% potential price drop
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From Seoul (SEL) to London Heathrow
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One-way flight from Seoul (SEL) to London Heathrow
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What is the cheapest day to fly round-trip from Seoul to London Heathrow Airport?

Sunday flights are found to be more expensive to fly from Seoul to London Heathrow Airport. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to London Heathrow Airport.

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

Travelers have found it’s best to book a flight 22 days in advance to save up to 22% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 22 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Seoul to London Heathrow Airport 1-2 weeks in advance for as low as $656, or $1,054 for flights within the next 24 hours.

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

Our data shows that May tends to be the cheapest month to fly to London Heathrow Airport from Seoul. Users have commonly found prices around $905 for the month, but tickets can be as low as $499. Due to multiple factors, prepare for potentially higher prices in September.

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

It’s typically best to fly out from Seoul to London Heathrow Airport in the afternoon. Doing so could potentially save you 34% on the flight price compared to flying in the morning, which is usually more expensive.

Cheap Seoul to Heathrow flights in June & July 2024

Find cheap flight options from Seoul to Heathrow specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,214,720 searches. Prices were last updated on junio 13, 2024.
These are some of the most attractive deals on flights from Seoul to London in 2024. Check back regularly for other flight deals.
jue. 6/131:05 pmICN - LHR
1 stop14h 55mAir China
dom. 7/78:25 pmLHR - ICN
1 stop17h 20mAir China
Deal found 6/12$585
jue. 6/132:20 pmGMP - LHR
1 stop35h 25mAir China
dom. 7/78:25 pmLHR - GMP
1 stop32h 35mAir China
Deal found 6/12$586
lun. 6/175:50 pmICN - LHR
1 stop31h 55mAir China
vie. 6/2110:40 pmLHR - ICN
1 stop28h 55mAir China
Deal found 6/13$593
lun. 6/175:50 pmICN - LHR
1 stop34h 10mAir China
mié. 6/268:25 pmLHR - ICN
1 stop17h 20mAir China
Deal found 6/13$616
mar. 6/258:55 amICN - LHR
1 stop17h 45mChina Eastern
dom. 7/79:20 pmLHR - ICN
1 stop15h 25mChina Eastern
Deal found 6/13$651
mié. 6/1912:55 amICN - LHR
1 stop25h 50mEtihad Airways
dom. 6/309:30 amLHR - ICN
1 stop28h 10mEtihad Airways
Deal found 6/12$673
mié. 6/1912:55 amICN - LHR
1 stop25h 50mEtihad Airways
dom. 6/308:55 pmLHR - ICN
1 stop16h 45mEtihad Airways
Deal found 6/13$677
mié. 6/1910:50 amICN - LHR
2 stops28h 50mKLM
mié. 6/265:10 pmLHR - ICN
1 stop15h 15mKLM
Deal found 6/13$686
mié. 6/2612:55 amICN - LHR
1 stop19h 50mEtihad Airways
sáb. 7/69:30 amLHR - ICN
1 stop28h 10mEtihad Airways
Deal found 6/12$690

Seoul to Heathrow 2024 flight deals

Discover exclusive flight deals for travel between Seoul and Heathrow in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,214,720 searches. Data last updated junio 13, 2024.
These are some of the most attractive deals on flights from Seoul to London in 2024. Check back regularly for other flight deals.
dom. 10/138:55 amICN - LHR
1 stop17h 45mChina Eastern
mié. 10/239:20 pmLHR - ICN
1 stop15h 25mChina Eastern
Deal found 6/13$548
sáb. 10/198:55 amICN - LHR
1 stop17h 45mChina Eastern
sáb. 10/269:20 pmLHR - ICN
1 stop15h 25mChina Eastern
Deal found 6/12$559
mar. 10/228:55 amICN - LHR
1 stop17h 45mChina Eastern
mié. 10/309:00 pmLHR - ICN
1 stop14h 45mChina Eastern
Deal found 6/13$561
dom. 10/138:50 pmGMP - LHR
1 stop29h 50mChina Eastern
mié. 10/239:20 pmLHR - GMP
1 stop29h 40mChina Eastern
Deal found 6/13$571
jue. 6/131:05 pmICN - LHR
1 stop14h 55mAir China
dom. 7/78:25 pmLHR - ICN
1 stop17h 20mAir China
Deal found 6/12$585
jue. 6/132:20 pmGMP - LHR
1 stop35h 25mAir China
dom. 7/78:25 pmLHR - GMP
1 stop32h 35mAir China
Deal found 6/12$586
lun. 6/175:50 pmICN - LHR
1 stop31h 55mAir China
vie. 6/2110:40 pmLHR - ICN
1 stop28h 55mAir China
Deal found 6/13$593
lun. 6/175:50 pmICN - LHR
1 stop34h 10mAir China
mié. 6/268:25 pmLHR - ICN
1 stop17h 20mAir China
Deal found 6/13$616
mié. 10/301:30 pmICN - LHR
1 stop18h 25mLufthansa
mar. 11/59:30 amLHR - ICN
2 stops16h 45mLufthansa
Deal found 6/13$636

Seoul to Heathrow flights leaving soon

Find last-minute flight options from Seoul to Heathrow for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,214,720 searches. Data last updated junio 13, 2024.
Users seeking a last-minute flight from Seoul to London should consider booking one of these fares. Users should double check the flight they book to ensure it matches the day, time, and destination they're looking for.
mié. 6/1912:55 amICN - LHR
1 stop25h 50mEtihad Airways
dom. 6/309:30 amLHR - ICN
1 stop28h 10mEtihad Airways
Deal found 6/12$673
mié. 6/1912:55 amICN - LHR
1 stop25h 50mEtihad Airways
dom. 6/308:55 pmLHR - ICN
1 stop16h 45mEtihad Airways
Deal found 6/13$677
mié. 6/1910:50 amICN - LHR
2 stops28h 50mKLM
mié. 6/265:10 pmLHR - ICN
1 stop15h 15mKLM
Deal found 6/13$686
jue. 6/206:00 pmICN - LHR
1 stop20h 45mEtihad Airways
dom. 6/308:55 pmLHR - ICN
1 stop16h 45mEtihad Airways
Deal found 6/12$709
dom. 6/2312:55 amICN - LHR
1 stop19h 50mEtihad Airways
dom. 6/309:30 amLHR - ICN
1 stop28h 10mEtihad Airways
Deal found 6/13$712
sáb. 6/226:00 pmICN - LHR
1 stop20h 45mEtihad Airways
dom. 6/308:55 pmLHR - ICN
1 stop16h 45mEtihad Airways
Deal found 6/11$737
mié. 6/192:35 pmICN - LHR
2 stops61h 25mShenzhen Airlines
dom. 6/2310:05 pmLHR - ICN
2 stops55h 20mShenzhen Airlines
Deal found 6/12$740
sáb. 6/227:20 pmICN - LHR
2 stops43h 25mEtihad Airways
dom. 6/308:55 pmLHR - ICN
1 stop16h 45mEtihad Airways
Deal found 6/11$744
sáb. 6/226:00 pmICN - LHR
1 stop20h 45mEtihad Airways
mar. 6/258:55 pmLHR - ICN
1 stop16h 45mEtihad Airways
Deal found 6/13$752

One-way flights to Heathrow from Seoul

Search for one-way flight options from Seoul to Heathrow. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,214,720 searches. Data last updated junio 13, 2024.
Users in need of a one-way flight from Seoul to London can choose from these deals. Those seeking round-trip flights from Seoul to London should utilize the search form at the the top of the page.
lun. 6/241:25 pmGMP - LHR
1 stop36h 40mChina Southern
Deal found 6/12$250
jue. 6/209:25 amICN - LHR
1 stop17h 05mChina Southern
Deal found 6/11$257
sáb. 10/1212:55 pmICN - LHR
1 stop37h 45mChina Eastern
Deal found 6/13$293
sáb. 10/124:20 pmICN - LHR
1 stop34h 20mChina Eastern
Deal found 6/12$294
mar. 6/189:25 amICN - LHR
1 stop16h 40mChina Southern
Deal found 6/11$314
lun. 6/249:25 amICN - LHR
1 stop17h 05mChina Southern
Deal found 6/12$315
lun. 6/241:25 pmGMP - LHR
1 stop36h 40mChina Southern
Deal found 6/13$315
mié. 7/1712:15 pmICN - LHR
1 stop39h 45mSriLankan Airlines
Deal found 6/12$320
lun. 7/11:25 pmGMP - LHR
1 stop36h 40mChina Southern
Deal found 6/12$342

Find flights from Seoul to Heathrow within your budget

Customize your flight search to find flights from Seoul to Heathrow that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 3,214,720 searches. Data last updated junio 13, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$548 - $710

Route

Depart

Return

Price

Incheon IntlLondon Heathrow

ICN - LHR

ICNLHR

Incheon Intl

dom. 10/13

1 stop17h 45m

London Heathrow

mié. 10/23

1 stop15h 25m

$548

Incheon IntlLondon Heathrow

ICN - LHR

ICNLHR

Incheon Intl

lun. 10/28

1 stop16h 30m

London Heathrow

mié. 11/6

2 stops15h 45m

$636

Incheon IntlLondon Heathrow

ICN - LHR

ICNLHR

Incheon Intl

mar. 11/26

1 stop17h 35m

London Heathrow

mar. 12/3

2 stops28h 50m

$655

Incheon IntlLondon Heathrow

ICN - LHR

ICNLHR

Incheon Intl

mié. 10/23

1 stop17h 30m

London Heathrow

mar. 11/19

2 stops16h 45m

$664

Incheon IntlLondon Heathrow

ICN - LHR

ICNLHR

Incheon Intl

lun. 6/24

1 stop25h 50m

London Heathrow

dom. 7/7

1 stop28h 10m

$673

Incheon IntlLondon Heathrow

ICN - LHR

ICNLHR

Incheon Intl

dom. 12/8

1 stop35h 50m

London Heathrow

jue. 12/19

1 stop14h 10m

$685

Incheon IntlLondon Heathrow

ICN - LHR

ICNLHR

Incheon Intl

dom. 10/13

2 stops37h 15m

London Heathrow

mié. 10/23

1 stop31h 35m

$702

Incheon IntlLondon Heathrow

ICN - LHR

ICNLHR

Incheon Intl

jue. 7/4

1 stop17h 05m

London Heathrow

jue. 7/11

1 stop17h 20m

$706

Incheon IntlLondon Heathrow

ICN - LHR

ICNLHR

Incheon Intl

mar. 12/10

1 stop18h 05m

London Heathrow

mié. 3/12

1 stop18h 55m

$710

Flights are sorted by cheapest first

Deals found on 6/13

How far ahead should I book a flight from Seoul to London Heathrow Airport?

Use this chart to determine the optimal time to book a round-trip flight from Seoul to Heathrow. Price data was last updated on June 12, 2024.
The best time to book flights from Seoul to London Heathrow Airport is 38 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Search Deals

What is the cheapest day to fly from Seoul to London Heathrow Airport?

Use this chart to determine the cheapest time to fly round-trip from Seoul to Heathrow. Price data was last updated on June 9, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Seoul to London Heathrow Airport flight should consider departing on Sunday evenings when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from Seoul to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Seoul with our price prediction graph.
Estimated round-trip 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.

Temperature and rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature and rainfall totals by month.

LON

Temperature

39.2 - 62.6 °F

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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Heathrow. Reviews last updated junio 13, 2024.
To help decide which airline to fly from Seoul to London, see what other customers have to say about Etihad Airways, Finnair and Japan Airlines. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.5
Very good
1,131 reviews

Entertainment

8.2

Boarding

8.6

Crew

8.8

Comfort

8.3

Overall

8.5

Food

8.2

Reviews

1 / 10

I like the crews’ services, especially for sr citizens who were on wheelchairs, the efficient pilots with their smooth landing of the plane back and forth, cleanliness of the restrooms and other amenities provided to the passengers! Flights were on time it’s fine with a little bit delay but we arrived on time!

Korean Air
8.5
Very good
1,131 reviews
Korean Air
8.5
Very good
1,131 reviews

Entertainment

8.2

Boarding

8.6

Crew

8.8

Comfort

8.3

Overall

8.5

Food

8.2

Reviews

1 / 10

I like the crews’ services, especially for sr citizens who were on wheelchairs, the efficient pilots with their smooth landing of the plane back and forth, cleanliness of the restrooms and other amenities provided to the passengers! Flights were on time it’s fine with a little bit delay but we arrived on time!

ANA
8.5
Very good
893 reviews
Korean Air
8.5
Very good
1,131 reviews

Entertainment

8.2

Boarding

8.6

Crew

8.8

Comfort

8.3

Overall

8.5

Food

8.2

Reviews

1 / 10

I like the crews’ services, especially for sr citizens who were on wheelchairs, the efficient pilots with their smooth landing of the plane back and forth, cleanliness of the restrooms and other amenities provided to the passengers! Flights were on time it’s fine with a little bit delay but we arrived on time!

EVA Air
8.4
Very good
1,484 reviews
Korean Air
8.5
Very good
1,131 reviews

Entertainment

8.2

Boarding

8.6

Crew

8.8

Comfort

8.3

Overall

8.5

Food

8.2

Reviews

1 / 10

I like the crews’ services, especially for sr citizens who were on wheelchairs, the efficient pilots with their smooth landing of the plane back and forth, cleanliness of the restrooms and other amenities provided to the passengers! Flights were on time it’s fine with a little bit delay but we arrived on time!

Asiana Airlines
8.4
Very good
565 reviews
Korean Air
8.5
Very good
1,131 reviews

Entertainment

8.2

Boarding

8.6

Crew

8.8

Comfort

8.3

Overall

8.5

Food

8.2

Reviews

1 / 10

I like the crews’ services, especially for sr citizens who were on wheelchairs, the efficient pilots with their smooth landing of the plane back and forth, cleanliness of the restrooms and other amenities provided to the passengers! Flights were on time it’s fine with a little bit delay but we arrived on time!

Japan Airlines
8.3
Very good
1,457 reviews
Korean Air
8.5
Very good
1,131 reviews

Entertainment

8.2

Boarding

8.6

Crew

8.8

Comfort

8.3

Overall

8.5

Food

8.2

Reviews

1 / 10

I like the crews’ services, especially for sr citizens who were on wheelchairs, the efficient pilots with their smooth landing of the plane back and forth, cleanliness of the restrooms and other amenities provided to the passengers! Flights were on time it’s fine with a little bit delay but we arrived on time!

Related info for your journey

Find useful and relevant information for your journey from Seoul 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 flights from Seoul to London Heathrow Airport for under $600 on Cheapflights?

    Yes, there are multiple flights from Seoul to London Heathrow Airport for under $600. The cheapest flight booked recently is on China Eastern for just $548, but on average you can expect to pay $653.

  • Are there nonstop flights from Seoul to London Heathrow Airport for under $1,000 on Cheapflights?

    Cheapflights has at least 20 direct flights from Seoul to London Heathrow Airport under $1,000. A good price for a nonstop flight from Seoul to London Heathrow Airport is less than $1,055.

  • Are there last-minute flights available from Seoul to London Heathrow Airport for under $700?

    There are currently 20+ open flights from Seoul to London Heathrow Airport within the next 7 days for less than $700.

  • What are the cheapest airlines flying from Seoul to London Heathrow Airport round-trip?

    Cheapflights users have booked flights from Seoul to London Heathrow Airport round-trip from $548. Other airlines that can offer you cheap pricing are Lufthansa, from $636, and KLM, from $655. You may be able to fly from Seoul to London Heathrow Airport for 48% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Seoul to London Heathrow Airport one-way?

    The cheapest airlines for a one-way flight from Seoul to London Heathrow Airport are China Southern ($250), China Eastern ($293), and SriLankan Airlines ($320).

  • What are the most reliable airlines from Seoul to London Heathrow Airport?

    Consider Korean Air (93%), Virgin Atlantic (93%) or Asiana Airlines (72%) when booking your flight. These represent the most reliable airlines when flying from Seoul to London Heathrow Airport.

  • What are the cheapest flights from Seoul to London Heathrow Airport?

    While on average a flight from Seoul to London Heathrow Airport is generally $2,054, our data shows the cheapest flight currently is $667. When looking at the most popular route, (Incheon Intl - London Heathrow), you can expect to pay $682 for that flight.

  • What does ICN to LHR mean?

    Incheon Intl Airport is ICN and London Heathrow Airport is LHR. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service.

  • Can I find deals for flights from Seoul to Heathrow that include extra baggage allowance?

    The amount of baggage you can bring on your Seoul to Heathrow flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Seoul to Heathrow with specific airlines?

    Yes, Cheapflights allows you to browse and filter Seoul to Heathrow flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Seoul to Heathrow that include hotel bookings?

    Yes. In addition to deals on Seoul to Heathrow flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seoul to Heathrow?

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

  • Can I find deals for business class flights from Seoul to Heathrow?

    Yes. Cheapflights offers flight deals from Seoul 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.

  • Can I find deals for flights from Seoul to Heathrow that allow pets onboard?

    Many airlines flying from Seoul to Heathrow offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Seoul to Heathrow?

    Yes, you can often find last-minute deals on Seoul to Heathrow flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Seoul to London Heathrow Airport flight deals updated?

    The Seoul to London Heathrow Airport flight deals you see on this page were last updated on 6/13.

  • What are the most popular airlines that fly from Seoul to London Heathrow Airport?

    Air France, Finnair and Air China are the most popular airlines when flying from Seoul to London Heathrow Airport.

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

    Currently, November is the cheapest month in which you can book a flight from Seoul to London Heathrow Airport (average of $652). Flying from Seoul to London Heathrow Airport in June is currently the most expensive (average of $1,097). 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.

See more FAQs

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Alternative routes for Seoul to Heathrow
See prices for flight routes from nearby airports that may be better suited for you.

Incheon Intl to Heathrow flights

Top 9 airlines flying from Seoul to Heathrow

Discover the top 9 airlines that operate flights from Seoul to Heathrow. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 3,214,720 searches. Data last updated junio 13, 2024.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest$525Average$672FlexibilityNo cancel feeOn-time69%
Air ChinaCheapest$564Average$846FlexibilityNo cancel feeOn-time67%
China EasternCheapest$604Average$790FlexibilityNo cancel feeOn-time62%
Air FranceCheapest$655Average$1,532FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$721Average$850FlexibilityNo cancel feeOn-time76%
FinnairCheapest$870Average$1,026FlexibilityNo cancel feeOn-time76%
KLMCheapest$897Average$1,684FlexibilityNo cancel feeOn-time75%
Asiana AirlinesCheapest$990Average$1,220FlexibilityNo cancel feeOn-time76%
Korean AirCheapest$1,016Average$1,319FlexibilityNo cancel feeOn-time81%
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Search flights from Seoul to Heathrow by cabin class

Find flights from Seoul to Heathrow, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Hourly flight availability from Seoul to Heathrow

Find hourly flight availability from Seoul to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated junio 13, 2024.
0%of flight departuresEarly morningMidnight to 6 am
100%of flight departuresMorning6 am to noon
0%of flight departuresAfternoonNoon to 6 pm
0%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Weekly flight availability from Seoul to Heathrow

Explore weekly flight availability from Seoul to Heathrow. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated junio 13, 2024.
Sunday2daily flights
Monday2daily flights
Tuesday2daily flights
Wednesday2daily flights
Thursday1daily flight
Friday2daily flights
Saturday2daily flights

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