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

Return flights

02 Dec - 04 Dec	Wizz Air
05 Dec - 08 Dec	Wizz Air UK
08 Dec - 11 Dec	Wizz Air UK
01 Dec - 04 Dec	Wizz Air
05 Dec - 07 Dec	Wizz Air UK
03 Dec - 07 Dec	Wizz Air
01 Dec - 06 Dec	Wizz Air
08 Dec - 12 Dec	Wizz Air UK
07 Dec - 10 Dec	Ryanair
04 Dec - 07 Dec	Wizz Air
31 Dec - 03 Jan	Wizz Air
28 Dec - 24 Jan	Wizz Air
26 Dec - 03 Jan	Wizz Air UK
29 Dec - 03 Jan	Wizz Air UK
30 Dec - 03 Jan	Wizz Air UK
13 Dec - 03 Jan	Ryanair
12 Dec - 02 Jan	easyJet
27 Dec - 03 Jan	Wizz Air
19 Dec - 10 Jan	easyJet
31 Dec - 01 Jan	easyJet

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

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 December from 100€

Return flights