Cheapest return flights from Lisbon to Istanbul in August from $379

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

Return flights

19 Aug - 26 Aug Wizz Air
22 Aug - 30 Aug Aegean Airlines
05 Aug - 17 Aug Air Europa
09 Aug - 22 Aug Air Europa
21 Aug - 30 Aug Air Europa
14 Aug - 31 Aug Lufthansa
01 Aug - 07 Aug easyJet
05 Aug - 17 Aug Turkish Airlines direct
09 Aug - 22 Aug Turkish Airlines direct
01 Aug - 08 Aug Wizz Air

Also check the deals for one-way flights from Lisbon to Istanbul in August.

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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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