Find Cheapest Airlines Flying from Changsha to Koh Samui

Choose from 1 airlines flying from Changsha to Koh Samui, including AirAsia X, and . Scoot currently offers the cheapest ticket on this route.
AirAsia X logo AirAsia X
Airlines are determined based on actual purchased flight tickets from Changsha to Koh Samui according to previous 12 months data from Trip.com.

Find the cheapest flight options from Changsha to Koh Samui over the next three months. Book one-way tickets from CAD 310 and round-trip tickets from CAD 738.

Displayed flight fares from Changsha to Koh Samui are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Flight Information for Changsha to Koh Samui Flights

The distance between Changsha and Koh Samui is 2,487.89km. Based on Trip.com's data, travel demand peaks in July. The off-season for travel is November.

Cheapest one-way flight priceCAD 310
Cheapest return ticket priceCAD 738
Off-season travel monthNovember
Peak season for travelJuly
Flight distance2,487.89km
Popular airlineAirAsia X Berhad
Flight statistics for the Changsha–Koh Samui route are based on aggregated booking data from Trip.com over the past 12 months.

Flight FAQs

  • Which airlines offer the cheapest flights from Changsha (CSX) to Koh Samui (USM)?

    Based on Trip.com data, Scoot offers one-way fares as low as CAD 310 on Cheapest nonstop routes (e.g. CSX to USM on Tue, Feb 3), while Scoot offers Cheapest nonstop round-trips from CAD 738 departing on Tue, Jan 27 and returning on Sat, Jan 31.
  • At the moment, you can catch a direct flight from Changsha to Koh Samui with the following airlines, including: AirAsia X Berhad Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Changsha to Koh Samui is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • To find best deals on flights from Changsha to Koh Samui, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Tue, Feb 3, with one-way flights priced at just CAD 310.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Scoot.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Koh Samui travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Changsha to Koh Samui is November, when demand for travel is lower.
  • After crunching the numbers on our January flight calendar, it's currently cheapest to fly from Changsha to Koh Samui on January 25, 2026 with Thai Lion Air, with prices starting at CAD 356.
  • You can land at any one of the following hubs in Koh Samui, with Changsha Huanghua International Airport to Samui Airport (CSX-USM) is by far the most common option on this route: Samui Airport (USM).
  • The time difference between Koh Samui and Changsha is 1h.
  • Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.