Cheapest return flights from Seoul (GMP) to Istanbul (IST), April

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
18 Apr 26 Apr China Southern
16 Apr 22 Apr China Southern
16 Apr 24 Apr China Southern
14 Apr 24 Apr China Southern
19 Apr 27 Apr China Southern
11 Apr 22 Apr China Southern
12 Apr 22 Apr China Southern
21 Apr 27 May China Southern
13 Apr 17 Apr Air China
01 Apr 10 Apr Air China
01 Apr 09 Apr Air China
13 Apr 20 May Air China
25 Apr 05 May Air China
24 Apr 08 May Air China
29 Apr 06 May Air China
24 Apr 05 May Air China
16 Apr 03 May China Southern
16 Apr 01 May China Southern
16 Apr 04 May China Southern
19 Apr 06 May China Southern
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deals for one-way flights from Seoul to Istanbul in April.

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Updated Aug 28, 2026.

About these fares

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