AirHint found the following cheapest return flights from London (LCY) to Colombo (CMB) in March 2026 (see full year).

Return flights

02 Mar - 19 Mar	ITA Airways
05 Mar - 12 Mar	SWISS
10 Mar - 18 Mar	SWISS
08 Mar - 15 Mar	KLM
10 Mar - 19 Mar	SWISS
16 Mar - 19 Mar	SWISS
11 Mar - 17 Mar	SWISS
04 Mar - 18 Mar	SWISS
17 Mar - 31 Mar	SWISS
03 Mar - 17 Mar	SWISS
17 Mar - 01 Apr	SWISS
20 Mar - 01 Apr	SWISS
24 Mar - 22 Apr	KLM
25 Mar - 01 Apr	SWISS
22 Mar - 08 Apr	SWISS
18 Mar - 02 Apr	SWISS
31 Mar - 15 Apr	Lufthansa
20 Mar - 08 Apr	SWISS
09 Mar - 20 Apr	SWISS
20 Mar - 15 Apr	SWISS

Also check the deals for one-way flights from London to Colombo 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 Colombo in March from 697€

Return flights