Cheapest one-way flights from Seoul to Istanbul in April from $323

Best time to book flights for Seoul (ICN) to Istanbul (IST) flights at AirHint

AirHint found the following cheapest one-way flights from Seoul (ICN) to Istanbul (IST) in April 2025 (see full year).

One-Way flights

09 Apr Qatar Airways
23 Apr Qatar Airways
30 Apr Qatar Airways
18 Apr Etihad Airways
06 Apr Qatar Airways
26 Apr Qatar Airways
01 Apr Qatar Airways
01 Apr Turkish Airlines direct
23 Apr Turkish Airlines direct
18 Apr Turkish Airlines direct

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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