Cheapest one-way flights from London to Istanbul in April from 45€

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

One-Way flights

23 Apr AJet direct
21 Apr Pegasus Airlines direct
24 Apr Pegasus Airlines direct
10 Apr Pegasus Airlines direct
14 Apr Pegasus Airlines direct
15 Apr Pegasus Airlines direct
17 Apr Pegasus Airlines direct
28 Apr AJet direct
20 Apr AJet direct
16 Apr AJet 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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