AirHint found the following cheapest return flights from London (LON) to Cartagena (CTG) in December 2025 (see full year).

Return flights

02 Dec - 07 Dec	jetBlue
08 Dec - 15 Dec	jetBlue
30 Dec - 14 Jan	jetBlue
30 Dec - 16 Jan	jetBlue
30 Dec - 12 Jan	jetBlue
30 Dec - 13 Jan	jetBlue
04 Dec - 14 Dec	Norse Atlantic Airways (UK)
17 Dec - 08 Jan	jetBlue
11 Dec - 11 Jan	Wizz Air Malta
31 Dec - 12 Jan	jetBlue
30 Dec - 15 Jan	jetBlue
05 Dec - 16 Dec	Norse Atlantic Airways (UK)
13 Dec - 09 Jan	Ryanair
30 Dec - 18 Jan	jetBlue
15 Dec - 30 Dec	Ryanair
12 Dec - 15 Dec	Norse Atlantic Airways (UK)
14 Dec - 29 Dec	TAP
10 Dec - 17 Dec	Ryanair
08 Dec - 20 Dec	Norse Atlantic Airways (UK)
12 Dec - 16 Dec	Norse Atlantic Airways (UK)

Also check the deals for one-way flights from London to Cartagena 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 Cartagena in December from 684€

Return flights