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

Return flights

19 Jun - 21 Jun	Etihad Airways
19 Jun - 21 Jun	SriLankan Airlines	direct
19 Jun - 17 Jul	Emirates
20 Jun - 17 Jul	Emirates
19 Jun - 17 Jul	SriLankan Airlines	direct
20 Jun - 17 Jul	SriLankan Airlines	direct

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

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 June from 623€

Return flights