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

Return flights

12 May - 05 Jun	Wizz Air UK
10 May - 11 Jun	Ryanair
06 May - 19 May	Ryanair
11 May - 19 May	Pegasus Airlines
27 May - 27 Jun	FlyOne (Romania)
06 May - 13 May	Ryanair
01 May - 19 Jun	Pegasus Airlines
06 May - 12 May	Ryanair
06 May - 20 May	Ryanair
11 May - 23 May	Pegasus Airlines
01 May - 20 Jun	Pegasus Airlines
09 May - 13 Jun	Wizz Air Malta
01 May - 05 May	Pegasus Airlines
06 May - 14 May	Ryanair
06 May - 17 May	Ryanair
06 May - 18 May	Ryanair
20 May - 05 Jun	FlyOne (Romania)
10 May - 10 Jun	Ryanair
31 May - 28 Jun	Wizz Air UK
14 May - 19 Jun	Pegasus Airlines

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 450€

Return flights