Cheapest return flights from Seoul (ICN) to Sydney (SYD)

Cheapest month: October 2026, from $ 528. Book in one tap, or open a month for every date.

All destinations from Seoul (ICN)

One-wayReturn

  • October 2026

    20–27 Oct 7 nights
    $ 528 return Cheapest month
    Direct Jetstar
    Price seen 10 Oct
    October dates

  • January 2027

    8 Jan – 27 Sep 2027 262 nights
    $ 1,252 return
    Direct Jetstar
    Price seen 10 Oct
    January dates

  • February 2027

    24 Feb – 7 Apr 2027 42 nights
    $ 642 return
    Direct Jetstar
    Price seen 10 Oct
    February dates

  • August 2027

    25 Aug – 1 Sep 2027 7 nights
    $ 604 return
    Scoot
    Price seen 10 Oct
    August dates

  • September 2027

    28 Sep – 5 Oct 2027 7 nights
    $ 842 return
    Philippine Airlines
    Price seen 10 Oct
    September dates
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Updated Oct 11, 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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