Cheapest return flights from Istanbul to Seoul in October from $534

AirHint found the following cheapest return flights from Istanbul (IST) to Seoul (GMP) in October 2025 (see full year).

Return flights

02 Oct - 13 Oct China Southern
02 Oct - 29 Oct China Southern
02 Oct - 17 Oct China Southern
02 Oct - 10 Oct China Southern
20 Oct - 23 Oct flyadeal
04 Oct - 13 Oct Wizz Air UK
17 Oct - 20 Oct Turkmenistan Airlines
16 Oct - 20 Oct Turkmenistan Airlines
16 Oct - 23 Oct Turkmenistan Airlines
28 Oct - 05 Nov flyadeal
13 Oct - 20 Oct flyadeal
29 Oct - 05 Nov Pegasus Airlines
30 Oct - 20 Nov Pegasus Airlines
28 Oct - 04 Nov Pegasus Airlines
24 Oct - 01 Nov Turkmenistan Airlines
30 Oct - 05 Nov China Southern
29 Oct - 21 Nov Air China
29 Oct - 19 Nov Air China
24 Oct - 06 Nov Air China
24 Oct - 08 Nov Air China

Also check the deals for one-way flights from Istanbul to Seoul in October.

Skyscanner

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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