Cheapest return flights from London to Istanbul in April from 156€

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

Return flights

15 Apr - 29 Apr British Airways direct
20 Apr - 30 Apr British Airways direct
12 Apr - 02 May British Airways direct
17 Apr - 21 Apr British Airways direct
15 Apr - 18 Apr British Airways direct
25 Apr - 27 Apr British Airways direct
23 Apr - 27 Apr British Airways direct
27 Apr - 08 May British Airways direct
12 Apr - 20 Apr British Airways direct
13 Apr - 20 Apr British Airways direct
07 Apr - 08 May Aegean Airlines
23 Apr - 26 Apr British Airways direct
16 Apr - 26 Apr British Airways direct
29 Apr - 06 May Lufthansa
07 Apr - 30 May LOT
15 Apr - 30 May LOT
15 Apr - 30 May British Airways direct
29 Apr - 06 May Turkish Airlines direct
07 Apr - 08 May Turkish Airlines direct
07 Apr - 30 May Turkish Airlines direct

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

Skyscanner

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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