Cheapest return flights from London to Istanbul in August from $383

AirHint found the following cheapest return flights from London (LCY) to Istanbul (IST) in August 2026 (see full year).

Return flights

28 Aug - 15 Sep Lufthansa
11 Aug - 25 Aug Lufthansa
19 Aug - 25 Aug Lufthansa
27 Aug - 03 Sep Lufthansa
21 Aug - 26 Aug Lufthansa
13 Aug - 18 Aug Lufthansa
22 Aug - 30 Aug KLM
22 Aug - 25 Aug KLM
20 Aug - 25 Aug Lufthansa
06 Aug - 01 Sep Lufthansa
06 Aug - 10 Aug Lufthansa
31 Aug - 06 Sep Lufthansa
26 Aug - 30 Aug KLM
27 Aug - 30 Aug KLM

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

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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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