Find flights from London to Koh Samui from GBP 1,000*

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Apr 2026
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May 2026
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Jun 2026
FromGBP 1,247*
Seen: 14 hrs ago
Round Trip/Economy
Displaying fares for April-2026
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    • *Fares include taxes, fees, and surcharges. These fares have been collected within the last 48 hours and may not be available at booking. Fares may vary due to exchange rate fluctuations upon booking. Blackout dates apply.

    Great deals from London to Koh Samui when you book in advance

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    Great deals from London to Koh Samui when you book in advance
    From
    To
    Fare Type
    Dates
    Price
    London (LHR)Koh Samui (USM)Round-trip
    /
    Economy    		12 Jan 27 (Tue) - 27 Jan 27 (Wed)

    From

    GBP 1,000

    Seen: 22 hrs ago

    London (LHR)Koh Samui (USM)Round-trip
    /
    Economy    		06 Feb 27 (Sat) - 20 Feb 27 (Sat)

    From

    GBP 1,016

    Seen: 6 hrs ago

    London (LHR)Koh Samui (USM)Round-trip
    /
    Economy    		30 Mar 27 (Tue) - 13 Apr 27 (Tue)

    From

    GBP 1,119

    Seen: 18 minutes ago

    London (LHR)Koh Samui (USM)Round-trip
    /
    Economy    		24 Aug 26 (Mon) - 04 Sep 26 (Fri)

    From

    GBP 1,152

    Seen: 21 hrs ago

    London (LHR)Koh Samui (USM)Round-trip
    /
    Economy    		25 Aug 26 (Tue) - 04 Sep 26 (Fri)

    From

    GBP 1,152

    Seen: 21 hrs ago

    London (LHR)Koh Samui (USM)Round-trip
    /
    Economy    		22 Aug 26 (Sat) - 08 Sep 26 (Tue)

    From

    GBP 1,166

    Seen: 21 hrs ago

    London (LHR)Koh Samui (USM)Round-trip
    /
    Economy    		28 Aug 26 (Fri) - 12 Sep 26 (Sat)

    From

    GBP 1,182

    Seen: 20 hrs ago

    London (LHR)Koh Samui (USM)Round-trip
    /
    Economy    		16 Jun 26 (Tue) - 30 Jun 26 (Tue)

    From

    GBP 1,247

    Seen: 14 hrs ago

    London (LHR)Koh Samui (USM)Round-trip
    /
    Economy    		23 Mar 27 (Tue) - 06 Apr 27 (Tue)

    From

    GBP 1,313

    Seen: 23 hrs ago

    London (LHR)Koh Samui (USM)Round-trip
    /
    Economy    		17 Jun 26 (Wed) - 30 Jun 26 (Tue)

    From

    GBP 1,337

    Seen: 14 hrs ago

    *Fares include taxes, fees, and surcharges. These fares have been collected within the last 48 hours and may not be available at booking. Fares may vary due to exchange rate fluctuations upon booking. Blackout dates apply.

    Premium class flight offers from London to Koh Samui

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    *Fares displayed have been collected within the last 48 hours and may no longer be available at the time of booking. Additional baggage fees and charges for optional products and services may apply.

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