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

Return flights

01 Apr - 04 May	Air India
01 Apr - 21 Apr	Air India
27 Apr - 04 May	Etihad Airways
28 Apr - 05 May	Etihad Airways
30 Apr - 07 May	Etihad Airways
20 Apr - 27 Apr	Air India
22 Apr - 29 Apr	Air India
01 Apr - 08 Apr	Air India
21 Apr - 28 Apr	Air India
29 Apr - 06 May	Air India
23 Apr - 30 Apr	Air India
02 Apr - 09 Apr	Air India
26 Apr - 03 May	Air India
03 Apr - 10 Apr	Air India
25 Apr - 02 May	Air India
24 Apr - 01 May	Air India
14 Apr - 21 Apr	Air Arabia
03 Apr - 05 Apr	Air India
24 Apr - 08 May	Air India
17 Apr - 01 May	Air India

Also check the deals for one-way flights from Colombo to London 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 Colombo to London in April from $709

Return flights