Cheapest return flights from Seoul (ICN) to Kathmandu (KTM)

Cheapest month: November 2026, from $ 400. Book in one tap, or open a month for every date.

All destinations from Seoul (ICN)

One-wayReturn

  • October 2026

    17 Oct – 2 Jan 2027 77 nights
    $ 546 return
    China Eastern
    Price seen 9 Oct
    October dates

  • November 2026

    19–30 Nov 11 nights
    $ 400 return Cheapest month
    Sichuan Airlines
    Price seen 9 Oct
    November dates

  • January 2027

    12 Jan – 3 Mar 2027 50 nights
    $ 509 return
    China Eastern
    Price seen 9 Oct
    January dates

  • March 2027

    9 Mar – 4 May 2027 56 nights
    $ 1,127 return
    Direct Korean Air
    Price seen 9 Oct
    March dates

  • April 2027

    23 Apr – 14 May 2027 21 nights
    $ 663 return
    Air India
    Price seen 9 Oct
    April dates

  • May 2027

    15–25 May 2027 10 nights
    $ 913 return
    Direct Korean Air
    Price seen 9 Oct
    May dates

  • July 2027

    5–10 Jul 2027 5 nights
    $ 648 return
    Malaysia Airlines
    Price seen 9 Oct
    July dates

  • September 2027

    21 Sep – 2 Oct 2027 11 nights
    $ 663 return
    Air India
    Price seen 9 Oct
    September dates
Powered by

Deals for one-way flights from Seoul to Kathmandu.

Book a cheap hotel in Kathmandu

Cheap car rent in Tribhuvan Intl

Updated Oct 10, 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.

Feel free to contact us with any feedback or request another flight research.