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

Return flights

23 Apr - 09 May	SWISS
27 Apr - 15 May	SWISS
08 Apr - 10 May	SWISS
04 Apr - 20 Apr	KLM
24 Apr - 08 May	SWISS
12 Apr - 20 Apr	Aer Lingus
01 Apr - 28 Apr	KLM
15 Apr - 29 Apr	Lufthansa
23 Apr - 07 May	Lufthansa
01 Apr - 18 Apr	KLM
08 Apr - 16 Apr	Lufthansa
22 Apr - 06 May	Lufthansa
07 Apr - 28 Apr	Lufthansa
01 Apr - 30 Apr	KLM
07 Apr - 06 May	Lufthansa
13 Apr - 26 Apr	Lufthansa
13 Apr - 20 Apr	Lufthansa
16 Apr - 03 May	Lufthansa
30 Apr - 10 May	Lufthansa
25 Apr - 09 May	SWISS

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 $939

Return flights