Cheapest one-way flights from London to Seoul in May from $583

Best time to book flights for London (LCY) to Seoul (ICN) flights at AirHint

AirHint found the following cheapest one-way flights from London (LCY) to Seoul (ICN) in May 2025 (see full year).

One-Way flights

07 May British Airways
13 May British Airways
01 May Lufthansa
14 May British Airways
02 May British Airways
12 May KLM
17 May KLM
31 May KLM
03 May KLM
29 May KLM

Also check the deals for return flights from London to Seoul in May.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in Seoul

Cheap car rent in Seoul