Cheapest one-way flights from Seoul to London in April from $409

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

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

One-Way flights

14 Apr Qatar Airways
03 Apr Qatar Airways
01 Apr Qatar Airways
18 Apr Air China
27 Apr Emirates
26 Apr Air China
13 Apr Finnair
20 Apr Finnair
29 Apr Asiana Airlines direct
01 Apr Asiana Airlines direct

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

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.

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