Cheapest return flights from London to Istanbul in May from $204

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

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

Return flights

28 May - 07 Jun British Airways direct
28 May - 10 Jun British Airways direct
31 May - 07 Jun British Airways direct
31 May - 10 Jun British Airways direct
30 May - 09 Jun British Airways direct
28 May - 09 Jun British Airways direct
14 May - 20 May Turkish Airlines direct
30 May - 07 Jun British Airways direct
30 May - 06 Jun British Airways direct
31 May - 06 Jun British Airways direct
17 May - 11 Jun British Airways direct
18 May - 22 May Turkish Airlines direct
16 May - 29 May Turkish Airlines direct
16 May - 22 May Turkish Airlines direct
17 May - 20 May Turkish Airlines direct
17 May - 23 May British Airways direct
17 May - 29 May Turkish Airlines direct
13 May - 24 May Turkish Airlines direct
17 May - 22 May British Airways direct
16 May - 23 May British Airways 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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