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

Return flights

28 Apr - 06 May	Gulf Air
30 Apr - 10 May	Air India
22 Apr - 02 May	Air India
24 Apr - 06 May	Air India
17 Apr - 06 May	Air India
18 Apr - 06 May	Air India
25 Apr - 24 May	Etihad Airways
21 Apr - 11 May	Etihad Airways
16 Apr - 28 Apr	Etihad Airways
23 Apr - 20 May	Air India
28 Apr - 14 May	Gulf Air
14 Apr - 24 Apr	Etihad Airways
18 Apr - 26 Apr	Etihad Airways
20 Apr - 27 Apr	Etihad Airways
08 Apr - 30 Apr	SWISS
09 Apr - 25 Apr	SWISS
12 Apr - 24 Apr	Etihad Airways
08 Apr - 23 Apr	SWISS
07 Apr - 23 Apr	SWISS
15 Apr - 29 Apr	British Airways

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 $713

Return flights