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

Return flights

24 Apr - 28 Apr	SWISS
07 Apr - 10 Apr	KLM
30 Apr - 03 May	KLM
08 Apr - 15 Apr	SWISS
03 Apr - 07 Apr	SWISS
02 Apr - 06 Apr	KLM
25 Apr - 29 Apr	KLM
03 Apr - 10 Apr	SWISS
10 Apr - 25 Apr	KLM
17 Apr - 19 Apr	KLM
13 Apr - 23 Apr	SWISS

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 210€

Return flights