AirHint found the following cheapest return flights from Istanbul (SAW) to Seoul (ICN) in April 2026 (see full year).

Return flights

03 Apr - 10 Apr	Qatar Airways
07 Apr - 14 Apr	Qatar Airways
04 Apr - 11 Apr	Kuwait Airways
04 Apr - 16 Apr	Qatar Airways
05 Apr - 16 Apr	Qatar Airways
04 Apr - 17 Apr	Qatar Airways
08 Apr - 12 Apr	Qatar Airways
09 Apr - 19 Apr	Qatar Airways
04 Apr - 19 Apr	Qatar Airways
06 Apr - 19 Apr	Qatar Airways
16 Apr - 01 May	Qatar Airways
20 Apr - 04 May	Emirates

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

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 April from 722€

Return flights