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

Return flights

05 Aug - 16 Sep	easyJet
31 Aug - 07 Sep	Aer Lingus
06 Aug - 28 Aug	easyJet
11 Aug - 24 Aug	Corendon Airlines
09 Aug - 31 Aug	Ryanair
15 Aug - 20 Aug	Ryanair
05 Aug - 02 Sep	easyJet
02 Aug - 28 Aug	SunExpress
04 Aug - 29 Aug	Corendon Airlines
14 Aug - 30 Aug	Lufthansa
14 Aug - 31 Aug	Lufthansa

Also check the deals for one-way flights from Glasgow 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 Glasgow to Colombo in August from 740€

Return flights