Cheapest one-way flights from London to Istanbul in May from $125

AirHint found the following cheapest one-way flights from London (LHR) to Istanbul (IST) in May 2026 (see full year).

One-Way flights

09 May Air Serbia
10 May Air Serbia
16 May Air Serbia
17 May Air Serbia
11 May Air Serbia
13 May Air Serbia
31 May Air Serbia
03 May Air Serbia
18 May Air Serbia
06 May Air Serbia

Also check the deals for return flights from London to Istanbul in May.

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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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