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

Return flights

18 Aug - 21 Aug	Jet2
18 Aug - 20 Aug	Jet2
18 Aug - 25 Aug	Jet2
26 Aug - 28 Aug	Wizz Air
21 Aug - 28 Aug	Jet2
23 Aug - 28 Aug	SunExpress
28 Aug - 30 Aug	Jet2
21 Aug - 27 Aug	Jet2
19 Aug - 23 Aug	Jet2
24 Aug - 27 Aug	Jet2

Also check the deals for one-way flights from Glasgow to Istanbul 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 Istanbul in August from 181€

Return flights