Cheapest return flights from Seoul to Istanbul in May from 473€

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

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

Return flights

15 May - 22 May China Southern
15 May - 21 May China Southern
07 May - 22 May China Southern
15 May - 19 May China Southern
07 May - 17 May China Southern
07 May - 28 May China Southern
07 May - 13 May China Southern
07 May - 07 Jun China Southern
22 May - 05 Jun Etihad Airways
29 May - 10 Jun Etihad Airways
12 May - 21 May China Southern
12 May - 23 May China Southern
12 May - 26 May China Southern
22 May - 30 Jun China Southern
07 May - 20 Jun China Southern
26 May - 02 Jun China Southern
26 May - 27 Jun China Southern
29 May - 09 Jun Etihad Airways
28 May - 10 Jun China Southern
30 May - 08 Jun Etihad Airways

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

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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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