Cheapest return flights from Seoul to Istanbul in April from 497€

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

Return flights

21 Apr - 26 Apr Etihad Airways
07 Apr - 14 Apr Etihad Airways
08 Apr - 19 Apr Etihad Airways
11 Apr - 22 Apr Etihad Airways
11 Apr - 21 Apr Etihad Airways
22 Apr - 26 Apr Etihad Airways
12 Apr - 22 Apr Etihad Airways
12 Apr - 19 Apr Etihad Airways
05 Apr - 12 Apr Etihad Airways
13 Apr - 22 Apr Etihad Airways
08 Apr - 06 May Air France
30 Apr - 08 May Singapore Airlines
22 Apr - 04 May Singapore Airlines
25 Apr - 04 May Singapore Airlines
28 Apr - 05 May Etihad Airways
28 Apr - 04 May Etihad Airways
25 Apr - 06 May Singapore Airlines
24 Apr - 04 May Singapore Airlines
24 Apr - 06 May Etihad Airways
30 Apr - 07 May Etihad Airways

Also check the deals for one-way 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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