Cheapest return flights from Lisbon to Istanbul in April from $259

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

Return flights

02 Apr - 14 Apr Aegean Airlines
02 Apr - 07 Apr Aegean Airlines
02 Apr - 09 Apr Aegean Airlines
01 Apr - 30 Apr Aegean Airlines
15 Apr - 20 Apr Aegean Airlines
02 Apr - 11 Apr Aegean Airlines
07 Apr - 12 Apr Aegean Airlines
09 Apr - 12 Apr Aegean Airlines
03 Apr - 14 Apr Iberia
03 Apr - 13 Apr Lufthansa

Also check the deals for one-way flights from Lisbon 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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