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

Return flights

18 May - 28 May	Wizz Air UK
16 May - 22 May	Ryanair
12 May - 26 May	Wizz Air
11 May - 18 May	Wizz Air Malta
11 May - 24 May	Wizz Air Malta
04 May - 18 May	Ryanair
04 May - 10 May	Ryanair
08 May - 22 May	Ryanair
04 May - 09 May	Ryanair
17 May - 27 May	Qatar Airways
20 May - 03 Jun	Qatar Airways
05 May - 10 Jun	Qatar Airways
06 May - 05 Jun	Air India
13 May - 10 Jun	Qatar Airways
18 May - 03 Jun	Qatar Airways
22 May - 01 Jun	Air India
22 May - 07 Jun	Air India
25 May - 10 Jun	Qatar Airways
22 May - 06 Jun	Air India
16 May - 13 Jun	Air India

Also check the deals for one-way flights from London to Colombo in May.

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 May from 572€

Return flights