Cheapest return flights from Istanbul to Lisbon in September from $254

Best time to book flights for Istanbul (IST) to Lisbon (LIS) flights at AirHint

AirHint found the following cheapest return flights from Istanbul (IST) to Lisbon (LIS) in September 2025 (see full year).

Return flights

24 Sep - 28 Sep Pegasus Airlines
18 Sep - 23 Sep AJet
16 Sep - 24 Sep Wizz Air UK
24 Sep - 01 Oct Pegasus Airlines
24 Sep - 30 Sep Pegasus Airlines
13 Sep - 18 Sep Pegasus Airlines
26 Sep - 30 Sep Wizz Air UK
15 Sep - 19 Sep Lufthansa
22 Sep - 28 Sep Transavia France
16 Sep - 21 Sep Wizz Air UK
15 Sep - 20 Sep Pegasus Airlines
20 Sep - 08 Oct Vueling Airlines
20 Sep - 06 Oct Vueling Airlines
24 Sep - 08 Oct Vueling Airlines
30 Sep - 08 Oct Vueling Airlines
23 Sep - 08 Oct Vueling Airlines
24 Sep - 06 Oct Vueling Airlines
30 Sep - 06 Oct Vueling Airlines
23 Sep - 06 Oct Vueling Airlines
22 Sep - 08 Oct Vueling Airlines

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

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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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