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

Return flights

15 Apr - 29 Apr	Gulf Air
13 Apr - 20 Apr	Gulf Air
13 Apr - 27 Apr	Gulf Air
13 Apr - 04 May	Gulf Air
16 Apr - 22 Apr	Gulf Air
14 Apr - 29 Apr	Gulf Air
22 Apr - 03 May	Gulf Air
28 Apr - 07 May	Gulf Air
13 Apr - 26 Apr	Gulf Air
29 Apr - 10 May	Gulf Air
30 Apr - 10 May	Gulf Air
28 Apr - 08 May	Gulf Air
28 Apr - 10 May	Gulf Air
13 Apr - 03 May	Gulf Air
30 Apr - 03 May	Gulf Air
17 Apr - 29 Apr	Gulf Air
13 Apr - 24 Apr	Gulf Air
15 Apr - 15 May	Qatar Airways
07 Apr - 28 Apr	Etihad Airways
02 Apr - 19 Apr	Aegean Airlines

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 615€

Return flights