Cheapest one-way flights from Seoul to Istanbul in April from 240€

AirHint found the following cheapest one-way flights from Seoul (ICN) to Istanbul (IST) in April 2026 (see full year).

One-Way flights

11 Apr Air China
25 Apr MIAT Mongolian Airlines
05 Apr MIAT Mongolian Airlines
21 Apr China Eastern
17 Apr China Southern
20 Apr China Southern
19 Apr China Southern
13 Apr China Southern
12 Apr China Southern
24 Apr VietJet Air

Also check the deals for return flights from Seoul to Istanbul in April.

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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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