Cheapest return flights from Istanbul to Seoul in April from $500

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

AirHint found the following cheapest return flights from Istanbul (IST) to Seoul (GMP) in April 2025 (see full year).

Return flights

15 Apr - 07 May China Southern
21 Apr - 04 May AZAL
22 Apr - 02 May China Southern
17 Apr - 28 Apr China Southern
21 Apr - 27 Apr ANA
07 Apr - 27 Apr ANA
07 Apr - 13 Apr ANA
19 Apr - 27 Apr ANA
09 Apr - 18 Apr ANA
16 Apr - 22 Apr ANA
21 Apr - 25 Apr ANA
05 Apr - 13 Apr ANA
19 Apr - 25 Apr ANA
21 Apr - 02 May ANA

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