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

Return flights

19 Mar - 23 Mar	SWISS
13 Mar - 17 Mar	SWISS
12 Mar - 16 Mar	SWISS
13 Mar - 16 Mar	SWISS
14 Mar - 16 Mar	SWISS
14 Mar - 17 Mar	SWISS
06 Mar - 10 Mar	SWISS
19 Mar - 24 Mar	SWISS
11 Mar - 18 Mar	SWISS
02 Mar - 06 Mar	KLM
31 Mar - 04 Apr	KLM
31 Mar - 07 Apr	KLM
31 Mar - 05 Apr	KLM
28 Mar - 04 Apr	KLM
28 Mar - 01 Apr	KLM
27 Mar - 10 Apr	SWISS

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

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 March from $241

Return flights