Cheap Flights from Chiang Mai to Koh Samui Islands: CNX→USM from HK$1,514

Popular airlines from Chiang Mai to Koh Samui Islands

  • HK Express

    HK Express

  • Cathay Pacific

    Cathay Pacific

  • Peach

    Peach

  • British Airways

    British Airways

  • AirAsia

    AirAsia

  • Thai AirAsia

    Thai AirAsia

  • Hong Kong Airlines

    Hong Kong Airlines

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Find Cheap Flights from Chiang Mai (CNX) to Koh Samui Islands (USM)

Prices were available within the past 7 days and start at HK$1,514 for one-way flights and HK$1,445 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Bangkok Airways
Bangkok Airways
Bangkok Airways
Bangkok Airways
Bangkok Airways
Bangkok Airways

Find the cheapest month to fly from Chiang Mai (CNX) to Koh Samui (USM)

September is typically the cheapest month to fly

From HK$1,435 - HK$3,288 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.