Cheapest return flights from London to Istanbul in May from $168

Best time to book flights for London (LON) to Istanbul (IST) flights at AirHint

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

Return flights

09 May - 12 May British Airways direct
06 May - 12 May British Airways direct
12 May - 19 May British Airways direct
06 May - 13 May British Airways direct
07 May - 11 May British Airways direct
02 May - 09 May Turkish Airlines direct
16 May - 23 May Turkish Airlines direct
02 May - 06 May Turkish Airlines direct
01 May - 06 May Turkish Airlines direct
23 May - 27 May Turkish Airlines direct
22 May - 04 Jun Turkish Airlines direct
26 May - 01 Jun LOT
17 May - 01 Jun LOT
09 May - 06 Jun LOT
23 May - 01 Jun LOT
25 May - 01 Jun LOT
23 May - 01 Jun Turkish Airlines direct
29 May - 02 Jun Turkish Airlines direct
25 May - 01 Jun Turkish Airlines direct
26 May - 01 Jun Turkish Airlines direct

Also check the deals for one-way 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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