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

Return flights

01 Jun - 08 Jun	Air India
03 Jun - 10 Jun	Air India
08 Jun - 15 Jun	Air India
23 Jun - 30 Jun	Air India
10 Jun - 17 Jun	Air India
15 Jun - 22 Jun	Air India
22 Jun - 29 Jun	Air India
16 Jun - 23 Jun	Air India
02 Jun - 09 Jun	Air India
09 Jun - 16 Jun	Air India
24 Jun - 01 Jul	Air India
25 Jun - 02 Jul	Air India
02 Jun - 02 Jul	Air India
30 Jun - 07 Jul	Air India
29 Jun - 06 Jul	Air India
08 Jun - 21 Jul	IndiGo
27 Jun - 04 Jul	Air India
28 Jun - 05 Jul	Air India
26 Jun - 03 Jul	Air India
25 Jun - 02 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 $709

Return flights