Cheap flights from London to Seoul (LHR–ICN)
LHRLondon Heathrow Airport
United Kingdom
United Kingdom
ICNIncheon International Airport
South Korea
South Korea
Asiana Airlines, Korean Air and Virgin Atlantic fly London to Seoul (LHR–ICN) nonstop and back, a great-circle distance of 8,860 km (5,510 mi).
- From
- LHR
- London
- To
- ICN
- Seoul
- Nonstop
- Yes · 3 airlines
- Airlines
- OZ · KE · VS
- Cheapest fare found
- £311 one-way
- Distance
- 8,860 km (5,510 mi)
- Time difference
- Seoul 8 hours ahead
- Flights a week
- KE ~1
- Aircraft seen
- Boeing 777-300ER · Boeing 777-200LR · Boeing 787-9 Dreamliner
Network data imported from airport and airline sources:· How we verify
London to Seoul fares by month
Cheapest one-way fare found: £311 for October 2026 on China Southern Airlines (1 stop).
- Oct ’26£311
- Nov ’26£318
- Dec ’26£315
- Jan ’27£330
- Feb ’27£332
- Mar ’27£517
- Apr ’27£383
Cheapest one-way fares per month of departure in the Aviasales price cache, found . Fares change by the hour: the live fare is shown when you search.
When to fly LHR–ICN
For London Heathrow (LHR) to Seoul Incheon (ICN), October 2026 had the lowest fare found (£311). Set your watch 8 hours forward on landing at ICN.
London to Seoul: frequently asked questions
Fares: Aviasales price cache, 11 October 2026; tracked flights between 6 September and 3 October 2026, from public ADS-B data.
How much is a flight from London Heathrow (LHR) to Seoul Incheon (ICN)?
From £311 one-way, the cheapest fare found for October 2026 on China Southern Airlines with 1 stop (found 11 October 2026).
Which airlines fly LHR–ICN direct?
Asiana Airlines, Korean Air and Virgin Atlantic.
What is the cheapest month to fly LHR–ICN?
October 2026, at £311; the dearest month found was £517.
What is the time difference between London and Seoul?
Seoul is 8 hours ahead of London: a LHR departure at noon is 20:00 local time in ICN.
How many LHR–ICN flights a week?
Korean Air 1 each way.
What aircraft fly LHR–ICN?
Boeing 777-300ER, Boeing 777-200LR and Boeing 787-9 Dreamliner.
Seoul to London: the return flight (ICN–LHR)
All 3 airlines also fly ICN–LHR nonstop.
The return takes 13h 27m in the air (median of 8 tracked flights).
Airlines flying LHR–ICN nonstop
| Airline | Type | Alliance |
|---|---|---|
 Asiana Airlines OZ | full-service | Star Alliance |
 Korean Air KE | full-service | SkyTeam |
 Virgin Atlantic VS | full-service | SkyTeam |
One-stop alternatives to flying LHR–ICN nonstop
One airline on both legs; check it's sold as one ticket.
- Via Helsinki (HEL) with
Finnair: 8,880 km (5,520 mi) flown, almost no further than nonstop. - Via Copenhagen (CPH) with
SAS: 8,900 km (5,530 mi) flown, almost no further than nonstop. - Via Amsterdam (AMS) with
KLM: 8,920 km (5,540 mi) flown, 1% further than nonstop. - Via Beijing (PKX) with China Southern Airlines: 9,100 km (5,650 mi) flown, 3% further than nonstop.
- Via Tianjin (TSN) with Tianjin Airlines: 9,090 km (5,650 mi) flown, 3% further than nonstop.
LHR–ICN route map
More from London and Seoul
Explore the airlines’ route maps
Departure
London Heathrow Airport
Heathrow (LHR), London. In our data, 81 airlines fly nonstop from LHR to 213 destinations.
View LHR airport guide →Arrival
Incheon International Airport
3 ways into Seoul, fastest from 43 min:
- AREX Express (non-stop) 43–51 min · ₩9,500
- AREX all-stop train 59 min–1h 06m · ₩4,150–4,750
- Taxi (meter) 1h–1h 30m · ₩47,000–60,000
Onward from Seoul
Places you can't fly to nonstop from LHR, but can from ICN — for a stopover or a second leg.
Related routes
Sources
- en.wikipedia.org — airlines and destinations, checked 2026-10-01
- en.wikipedia.org — airlines and destinations, checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
Flight tracking: adsb.lol community ADS-B data (CC0), 6 September – 3 October 2026. Times are median wheels-up to wheels-down; add taxiing for gate-to-gate.
Report a change — seen something different at the airport or on the airline's site? We re-check and log corrections publicly.