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

Return flights

02 Mar - 08 Mar	KLM
13 Mar - 16 Mar	KLM
06 Mar - 11 Mar	KLM
13 Mar - 21 Mar	KLM
10 Mar - 14 Mar	KLM
04 Mar - 17 Mar	KLM
05 Mar - 19 Mar	KLM
02 Mar - 15 Mar	KLM
12 Mar - 19 Mar	KLM
03 Mar - 17 Mar	KLM
31 Mar - 07 Apr	KLM
30 Mar - 17 Apr	KLM
18 Mar - 15 Apr	KLM
24 Mar - 14 Apr	KLM
29 Mar - 06 Apr	KLM
17 Mar - 07 Apr	KLM
12 Mar - 01 Apr	SWISS
31 Mar - 14 Apr	Luxair
21 Mar - 01 Apr	SWISS
19 Mar - 09 Apr	KLM

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 623€

Return flights