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

Return flights

01 Apr - 14 Apr	SWISS
27 Apr - 10 May	Lufthansa
29 Apr - 09 May	SWISS
10 Apr - 26 Apr	SWISS
22 Apr - 10 May	Lufthansa
01 Apr - 22 Apr	SWISS
02 Apr - 16 Apr	Lufthansa
15 Apr - 26 Apr	Lufthansa
12 Apr - 07 May	SWISS
03 Apr - 30 Apr	SWISS
02 Apr - 26 Apr	Lufthansa
08 Apr - 23 Apr	SWISS
09 Apr - 16 Apr	SWISS
09 Apr - 23 Apr	SWISS
25 Apr - 09 May	SWISS
13 Apr - 04 May	Lufthansa
21 Apr - 13 May	Lufthansa
27 Apr - 13 May	Lufthansa
28 Apr - 12 May	SWISS
30 Apr - 11 May	Lufthansa

Also check the deals for one-way flights from London to Colombo in April.

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 April from 819€

Return flights