Cheapest one-way flights from London to Istanbul in April from 111€

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

One-Way flights

23 Apr British Airways direct
25 Apr British Airways direct
24 Apr British Airways direct
26 Apr British Airways direct
20 Apr Vueling Airlines
29 Apr British Airways direct
27 Apr Vueling Airlines
21 Apr Vueling Airlines
28 Apr Air France
18 Apr Eurowings

Also check the deals for return 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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