Cheapest return flights from London to Istanbul in August from $212

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

Return flights

31 Aug - 12 Sep KLM
31 Aug - 28 Sep Scandinavian Airlines
31 Aug - 28 Sep British Airways direct
06 Aug - 19 Aug Scandinavian Airlines
31 Aug - 10 Sep KLM
30 Aug - 20 Sep Air Serbia
29 Aug - 13 Sep Air Serbia
31 Aug - 07 Sep KLM
28 Aug - 05 Sep Air Serbia
05 Aug - 06 Aug British Airways direct
31 Aug - 12 Sep British Airways direct
04 Aug - 11 Aug British Airways direct
04 Aug - 07 Aug KLM
20 Aug - 24 Aug Eurowings
26 Aug - 31 Aug Turkish Airlines
28 Aug - 31 Aug Turkish Airlines
03 Aug - 06 Aug Air Serbia
29 Aug - 06 Sep Air Serbia
27 Aug - 31 Aug Turkish Airlines
25 Aug - 31 Aug Turkish Airlines

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

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