Cheapest return flights from London to Seoul in May from 435€

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

AirHint found the following cheapest return flights from London (LON) to Seoul (ICN) in May 2025 (see full year).

Return flights

12 May - 28 May China Southern
12 May - 26 May China Southern
12 May - 20 May China Southern
15 May - 29 May China Southern
08 May - 25 May China Southern
13 May - 26 May China Southern
19 May - 30 May China Southern
13 May - 27 May China Southern
08 May - 14 May China Southern
19 May - 28 May China Southern
21 May - 04 Jun China Southern
26 May - 06 Jun China Southern
20 May - 10 Jun China Southern
19 May - 04 Jun China Southern
27 May - 10 Jun China Southern
26 May - 04 Jun China Southern
26 May - 12 Jun China Southern
26 May - 03 Jun China Southern
27 May - 04 Jun China Southern
25 May - 09 Jun China Southern

Also check the deals for one-way 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