Cheapest return flights from Colombo to London in September from $916

Best time to book flights for Colombo (CMB) to London (LHR) flights at AirHint

AirHint found the following cheapest return flights from Colombo (CMB) to London (LHR) in September 2025 (see full year).

Return flights

04 Sep - 14 Sep Emirates
06 Sep - 06 Oct Emirates
03 Sep - 26 Sep Emirates
03 Sep - 07 Oct Emirates
01 Sep - 23 Sep Singapore Airlines
01 Sep - 03 Sep Singapore Airlines
01 Sep - 07 Oct Emirates
03 Sep - 04 Sep IndiGo
03 Sep - 04 Sep SriLankan Airlines direct
03 Sep - 26 Sep SriLankan Airlines direct
03 Sep - 07 Oct SriLankan Airlines direct
04 Sep - 14 Sep SriLankan Airlines direct
01 Sep - 23 Sep SriLankan Airlines direct
01 Sep - 03 Sep SriLankan Airlines direct
01 Sep - 07 Oct SriLankan Airlines direct
06 Sep - 06 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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