Cheapest return flights from Colombo to London in September from $676

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

Return flights

17 Sep - 21 Sep Etihad Airways
17 Sep - 30 Sep Etihad Airways
14 Sep - 18 Sep Etihad Airways
10 Sep - 18 Sep Etihad Airways
25 Sep - 04 Oct Etihad Airways
16 Sep - 21 Sep Air India
13 Sep - 20 Sep Etihad Airways
18 Sep - 03 Oct Etihad Airways
19 Sep - 03 Oct Etihad Airways
01 Sep - 30 Sep Air Arabia
17 Sep - 21 Sep SriLankan Airlines direct
17 Sep - 30 Sep SriLankan Airlines direct
16 Sep - 21 Sep SriLankan Airlines direct
18 Sep - 03 Oct SriLankan Airlines direct
19 Sep - 03 Oct SriLankan Airlines direct
25 Sep - 04 Oct SriLankan Airlines direct

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

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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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