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

Return flights

11 Mar - 16 Mar	British Airways
02 Mar - 11 Mar	British Airways
21 Mar - 10 Apr	Iberia
28 Mar - 11 Apr	British Airways
20 Mar - 10 Apr	Iberia
05 Mar - 15 Mar	jetBlue
17 Mar - 24 Mar	Iberia
21 Mar - 28 Mar	British Airways
08 Mar - 12 Mar	Iberia
19 Mar - 26 Mar	Iberia
30 Mar - 19 Apr	Iberia
14 Mar - 21 Mar	American Airlines

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.

Book a cheap hotel in Cartagena

Cheap car rent in Cartagena

Cheapest return flights from London to Cartagena in March from 615€

Return flights