AirHint found the following cheapest return flights from London (LHR) to Cartagena (CTG) in January 2026 (see full year).

Return flights

30 Jan - 14 Feb	jetBlue
16 Jan - 26 Jan	Air Canada
17 Jan - 28 Jan	jetBlue
27 Jan - 12 Feb	Iberia
15 Jan - 27 Jan	Air Canada
15 Jan - 25 Jan	Air Canada
12 Jan - 19 Jan	Delta
01 Jan - 15 Jan	Finnair
03 Jan - 17 Jan	Avianca
04 Jan - 11 Jan	Avianca
05 Jan - 28 Feb	KLM

Also check the deals for one-way flights from London to Cartagena in January.

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 January from 756€

Return flights