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

Return flights

24 Apr - 04 May	Gulf Air
16 Apr - 04 May	Gulf Air
13 Apr - 29 Apr	Gulf Air
22 Apr - 29 Apr	Gulf Air
15 Apr - 01 May	Aegean Airlines
15 Apr - 26 Apr	Gulf Air
20 Apr - 03 May	Gulf Air
28 Apr - 05 May	Gulf Air
15 Apr - 23 Apr	Gulf Air
24 Apr - 10 May	Gulf Air
11 Apr - 26 Apr	Gulf Air
24 Apr - 17 May	Brussels Airlines
18 Apr - 25 Apr	Gulf Air
19 Apr - 15 May	Gulf Air
29 Apr - 12 May	Turkish Airlines
25 Apr - 06 May	Gulf Air
05 Apr - 20 Apr	Gulf Air
09 Apr - 17 Apr	Brussels Airlines
08 Apr - 15 Apr	Etihad Airways
20 Apr - 28 Apr	Gulf Air

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 $745

Return flights