Cheapest return flights from Istanbul (IST) to Seoul (ICN)

Cheapest month: March 2027, from $ 517. Book in one tap, or open a month for every date.

All destinations from Istanbul (IST)

One-wayReturn

  • October 2026

    27 Oct – 1 Apr 2027 156 nights
    $ 973 return
    China Southern
    Price seen 8 Oct
    October dates

  • November 2026

    1 Nov – 1 Jul 2027 242 nights
    $ 725 return
    AirAsia X
    Price seen 8 Oct
    November dates

  • December 2026

    4 Dec – 16 Apr 2027 133 nights
    $ 708 return
    China Southern
    Price seen 8 Oct
    December dates

  • February 2027

    20 Feb – 20 May 2027 89 nights
    $ 891 return
    Direct Asiana Airlines
    Price seen 8 Oct
    February dates

  • March 2027

    16–24 Mar 2027 8 nights
    $ 517 return Cheapest month
    Turkmenistan Airlines
    Price seen 8 Oct
    March dates

  • April 2027

    6 Apr – 29 Jun 2027 84 nights
    $ 829 return
    MIAT Mongolian Airlines
    Price seen 8 Oct
    April dates

  • June 2027

    8–15 Jun 2027 7 nights
    $ 596 return
    China Southern
    Price seen 8 Oct
    June dates

  • August 2027

    11–25 Aug 2027 14 nights
    $ 801 return
    Oman Air
    Price seen 8 Oct
    August dates
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Updated Oct 9, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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