Book Flights from London to Ko Samui with Thai Airways from GBP1,186

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Find the Best Time and Daily Ticket Prices for London to Ko Samui

May 2026
FromGBP1,284*
Updated: 4 hours ago
Flight Type Round Trip/Economy
Jun 2026
FromGBP1,193*
Updated: 4 hours ago
Flight Type Round Trip/Economy
Jul 2026
FromGBP1,374*
Updated: 4 hours ago
Flight Type Round Trip/Economy
cmp-daily-histogram-bars-legend-min-price-aria-label GBP1.2K
cmp-daily-histogram-bars-legend-max-price-aria-label GBP1.6K
Displaying fares for May-2026
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    • RangeGBP1,193-GBP1,604

    *Fares and availability are based on round trip searches for 1 passenger (1 adult) in Economy class in the last 48 hours. Fares are inclusive of tax and surcharges, and subject to availability.

    Best Deals for London to Ko Samui Flights on Thai Airways

    GBP
    Best Deals for London to Ko Samui Flights on Thai Airways
    From
    To
    Fare Type
    Dates
    Price
    London (LHR)Ko Samui (USM)​Round trip
    /
    Economy    		23/11/2026 - 16/12/2026

    From

    GBP1,188

    Updated: 22 hours ago

    *Best fares on flights found by others in the last 48 hours.

    Book Flights from London to Ko Samui with Thai Airways

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