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

Return flights

18 Aug - 22 Aug	Air Arabia
01 Aug - 05 Aug	Air Arabia
02 Aug - 25 Aug	Emirates
02 Aug - 24 Aug	Emirates
04 Aug - 15 Aug	Air Arabia
02 Aug - 13 Aug	Emirates
02 Aug - 08 Aug	Emirates
05 Aug - 19 Aug	Emirates
30 Aug - 03 Sep	Emirates
01 Aug - 14 Aug	Emirates
10 Aug - 28 Sep	Emirates
04 Aug - 17 Aug	Emirates
16 Aug - 25 Sep	Emirates
19 Aug - 04 Sep	Emirates
19 Aug - 05 Sep	Emirates
27 Aug - 20 Sep	Emirates
29 Aug - 06 Sep	Emirates
19 Aug - 06 Sep	Emirates

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

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 August from $813

Return flights