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

Return flights

18 Aug - 15 Sep	Ryanair
28 Aug - 18 Sep	Ryanair
29 Aug - 19 Sep	AJet
10 Aug - 15 Sep	Ryanair
17 Aug - 07 Sep	Ryanair
27 Aug - 10 Sep	AJet
26 Aug - 16 Sep	Ryanair
21 Aug - 15 Sep	AJet
13 Aug - 23 Sep	Pegasus Airlines
10 Aug - 21 Sep	Ryanair
13 Aug - 26 Aug	Pegasus Airlines
03 Aug - 15 Aug	Ryanair
23 Aug - 31 Aug	AJet
19 Aug - 31 Aug	Ryanair
19 Aug - 26 Aug	Ryanair
10 Aug - 24 Aug	Ryanair
19 Aug - 28 Aug	Ryanair
21 Aug - 31 Aug	AJet
05 Aug - 18 Aug	Ryanair
18 Aug - 28 Aug	Pegasus Airlines

Also check the deals for one-way flights from London to Colombo 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 London to Colombo in August from $638

Return flights