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

Return flights

23 Sep - 27 Sep	KLM
22 Sep - 28 Sep	KLM
13 Sep - 17 Sep	KLM
15 Sep - 23 Sep	KLM
02 Sep - 09 Sep	KLM
26 Sep - 30 Sep	Wizz Air UK
15 Sep - 18 Sep	AJet
26 Sep - 04 Oct	Wizz Air UK
16 Sep - 20 Sep	Pegasus Airlines
27 Sep - 30 Sep	Wizz Air UK
13 Sep - 20 Sep	KLM
26 Sep - 04 Oct	Pegasus Airlines	direct
29 Sep - 04 Oct	Pegasus Airlines	direct
30 Sep - 01 Oct	Vueling Airlines
30 Sep - 08 Oct	Vueling Airlines
17 Sep - 01 Oct	Vueling Airlines
27 Sep - 01 Oct	Vueling Airlines
29 Sep - 01 Oct	Vueling Airlines
30 Sep - 15 Oct	Vueling Airlines
30 Sep - 21 Oct	Vueling Airlines

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

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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Cheapest return flights from Istanbul to Sevilla in September from 194€

Return flights