AirHint found the following cheapest return flights from Cheju (CJU) to Istanbul (IST) in August 2025 (see full year).
Return flights
| 22 Aug - 25 Aug | Air China | ||
| 06 Aug - 13 Aug | China Eastern | ||
| 22 Aug - 30 Aug | Korean Air | ||
| 08 Aug - 14 Aug | Asiana Airlines | ||
| 10 Aug - 16 Aug | Air China |
Also check the deals for one-way flights from Cheju to Istanbul in August.
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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