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

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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