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

Return flights

05 Feb - 12 Feb	KLM
04 Feb - 11 Feb	KLM
06 Feb - 12 Feb	KLM
06 Feb - 10 Feb	KLM
03 Feb - 12 Feb	KLM
27 Feb - 03 Mar	KLM
25 Feb - 01 Mar	KLM
04 Feb - 12 Feb	KLM
11 Feb - 23 Feb	KLM
11 Feb - 18 Feb	KLM
19 Feb - 23 Feb	KLM
20 Feb - 24 Feb	KLM
25 Feb - 04 Mar	KLM
27 Feb - 06 Mar	KLM
24 Feb - 06 Mar	KLM
26 Feb - 01 Mar	KLM
25 Feb - 03 Mar	KLM
27 Feb - 08 Mar	KLM
02 Feb - 04 Mar	KLM
20 Feb - 15 Mar	KLM

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

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 London to Istanbul in February from 171€

Return flights