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

Return flights

24 Mar - 04 Apr	easyJet
12 Mar - 19 Mar	Ryanair
28 Mar - 20 Apr	British Airways
29 Mar - 12 Apr	Vueling Airlines
19 Mar - 25 Mar	jetBlue
14 Mar - 21 Mar	British Airways
20 Mar - 27 Mar	Wizz Air UK
30 Mar - 19 Apr	Ryanair
06 Mar - 14 Mar	easyJet
19 Mar - 26 Mar	jetBlue
28 Mar - 10 Apr	Wizz Air
25 Mar - 05 Apr	Air Transat
28 Mar - 11 Apr	Ryanair
24 Mar - 05 Apr	Delta

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

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 March from 717€

Return flights