Cheapest return flights from Seoul (GMP) to London (LHR)

Cheapest month: November 2026, from $ 586. Book in one tap, or open a month for every date.

All destinations from Seoul (GMP)

One-wayReturn

  • October 2026

    19 Oct – 8 Mar 2027 140 nights
    $ 1,609 return
    Japan Airlines
    Price seen 11 Oct
    October dates

  • November 2026

    12–17 Nov 5 nights
    $ 586 return Cheapest month
    China Southern
    Price seen 11 Oct
    November dates

  • December 2026

    26 Dec – 22 Aug 2027 239 nights
    $ 1,405 return
    Japan Airlines
    Price seen 11 Oct
    December 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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