Korean Air

Flights from Seoul Incheon to London

ICN LON · United Kingdom

From

£697

return · 1 adult · economy

Operated by

Korean Air

Shortest outbound

17h 40m

Direct option

No (connecting only)

Live offers

Sample sail-date: 2026-10-10 outbound · 2026-10-17 return. Prices refresh daily.

How long is a flight from Seoul Incheon to London with Korean Air?: The shortest current offer is 17h 40m outbound from ICN to LON. On the sample dates we only see connecting options — try other dates for direct flights.
Does Korean Air fly direct from ICN to LON?: Not on these sample dates — the cheapest offers we see are connecting flights. Direct service may exist on other dates.
How much does a Korean Air ticket from ICN to LON cost?: The cheapest return economy fare we found today is £697 for 1 adult, based on sample dates 2026-10-10 → 2026-10-17. Prices change daily — run the live search for current fares.