AirHint found the following cheapest return flights from Istanbul (SAW) to Seoul (ICN) in July 2025 (see full year).

Return flights

21 Jul - 24 Jul	AJet
21 Jul - 06 Aug	AJet
22 Jul - 29 Jul	AJet
21 Jul - 28 Jul	AJet
15 Jul - 21 Jul	AJet
17 Jul - 21 Jul	AJet
15 Jul - 23 Jul	AJet
29 Jul - 06 Aug	AJet
19 Jul - 29 Jul	AJet
08 Jul - 15 Jul	AJet
13 Jul - 28 Jul	AJet
15 Jul - 22 Jul	AJet
17 Jul - 18 Aug	Pegasus Airlines
15 Jul - 18 Aug	AJet
28 Jul - 05 Aug	Pegasus Airlines
10 Jul - 05 Aug	AJet
18 Jul - 02 Aug	AJet
28 Jul - 04 Aug	AJet
27 Jul - 02 Aug	AJet
28 Jul - 02 Aug	AJet

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

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 Seoul in July from 590€

Return flights