Cheapest return flights from London to Istanbul in April from $242

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

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

Return flights

23 Apr - 06 May Turkish Airlines direct
17 Apr - 24 Apr Turkish Airlines direct
19 Apr - 23 Apr Turkish Airlines direct
17 Apr - 21 Apr Turkish Airlines direct
16 Apr - 20 Apr Turkish Airlines direct
11 Apr - 05 May Turkish Airlines direct
04 Apr - 10 Apr Turkish Airlines direct
10 Apr - 16 Apr Turkish Airlines direct
08 Apr - 15 Apr Turkish Airlines direct
11 Apr - 16 Apr Turkish Airlines direct
04 Apr - 16 Apr Turkish Airlines direct
04 Apr - 11 Apr Turkish Airlines direct

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

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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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