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

Return flights

05 Oct - 18 Oct	Norse Atlantic Airways (UK)
05 Oct - 12 Oct	Norse Atlantic Airways (UK)
04 Oct - 16 Oct	Norse Atlantic Airways (UK)
31 Oct - 08 Nov	jetBlue
04 Oct - 12 Oct	Norse Atlantic Airways (UK)
25 Oct - 04 Nov	jetBlue
09 Oct - 20 Oct	Virgin Atlantic
04 Oct - 11 Oct	Avianca

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

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 October from 623€

Return flights