AirHint found the following cheapest return flights from London (LCY) to Copenhagen (CPH) in April 2026 (see full year).

Return flights

30 Apr - 05 May	SWISS
14 Apr - 21 Apr	SWISS
15 Apr - 19 Apr	Lufthansa
20 Apr - 24 Apr	Lufthansa
13 Apr - 19 Apr	Lufthansa
13 Apr - 17 Apr	Lufthansa
20 Apr - 26 Apr	Lufthansa
08 Apr - 22 Apr	SWISS
28 Apr - 12 May	SWISS
18 Apr - 20 Apr	KLM
18 Apr - 21 Apr	KLM
16 Apr - 21 Apr	Lufthansa
30 Apr - 03 May	KLM
11 Apr - 16 May	KLM
28 Apr - 01 May	KLM
30 Apr - 02 May	KLM
29 Apr - 02 May	KLM
30 Apr - 04 May	KLM
29 Apr - 03 May	KLM
29 Apr - 06 May	Lufthansa

Also check the deals for one-way flights from London to Copenhagen in April.

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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Cheapest return flights from London to Copenhagen in April from 204€

Return flights