Cheapest return flights from London to Copenhagen in December from 225€

Best time to book flights for London (LCY) to Copenhagen (CPH) flights at AirHint

AirHint found the following cheapest return flights from London (LCY) to Copenhagen (CPH) in December 2025 (see full year).

Return flights

08 Dec - 15 Dec SWISS
01 Dec - 10 Dec SWISS
02 Dec - 08 Dec SWISS
17 Dec - 22 Dec SWISS
12 Dec - 15 Dec SWISS
08 Dec - 14 Dec SWISS
11 Dec - 14 Dec SWISS
31 Dec - 03 Jan SWISS
04 Dec - 07 Dec SWISS
04 Dec - 08 Dec SWISS
18 Dec - 22 Dec KLM
19 Dec - 02 Jan KLM
27 Dec - 03 Jan SWISS

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

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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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