Cheapest return flights from London to Istanbul in August from 178€

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

Return flights

26 Aug - 09 Sep Air France
20 Aug - 17 Sep KLM
25 Aug - 09 Sep KLM
29 Aug - 16 Sep British Airways direct
23 Aug - 17 Sep British Airways direct
16 Aug - 13 Sep British Airways direct
11 Aug - 22 Sep British Airways direct
18 Aug - 09 Sep Air France
27 Aug - 23 Sep British Airways direct
21 Aug - 17 Sep Air France
11 Aug - 13 Aug British Airways direct
14 Aug - 24 Aug Air France
11 Aug - 12 Aug British Airways direct
05 Aug - 07 Aug Aegean Airlines
10 Aug - 12 Aug British Airways direct
03 Aug - 07 Aug KM Malta Airlines
11 Aug - 14 Aug British Airways direct
04 Aug - 06 Aug KM Malta Airlines
12 Aug - 14 Aug British Airways direct
03 Aug - 06 Aug KM Malta Airlines

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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