Top Airlines Flying from Shanghai to Koh Samui

Choose from 1 carriers that fly from Shanghai to Koh Samui, including China Southern Airlines, Enjoy the cheapest tickets on this route with Spring Airlines.

Find flight deals from Shanghai to Koh Samui for the next 3 months. Book one way flights from MOP 1,636 or round trip flights from MOP 3,864.

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

Flying from Shanghai to Koh Samui

The distance between Shanghai and Koh Samui is approximately 3,253.74 km. Based on Trip.com's data travel demand peaks in January. The off-season for travel is November.

Cheapest one-way flight priceMOP 1,636
Cheapest round-trip ticket priceMOP 3,864
Off-season for travelNovember
Peak season for travelJanuary
Flight distance3,253.74 km
Popular airlineChina Southern Airlines

When is the cheapest time to fly from Shanghai to Koh Samui?

The cheapest time for Shanghai to Koh Samui flights: Dec 14 to Dec 21 — one way flight prices from MOP 1,550.

Cheapest flights
From price
Search
  • 714
  • 1421
  • 2128
  • Jan

    284
  • 411
  • 1118
  • 1825
  • Feb

    251
  • 18
  • 815
  • 1522
  • Mar

    221
Displayed fare trends are based on Trip.com's aggregated average of the lowest flight prices from Shanghai to Koh Samui, calculated over the upcoming 10 weeks.

Frequently Asked Questions

  • What are the cheapest flights from Shanghai to Koh Samui (SHA-USM)?

    Based on Trip.com data, Spring Airlines offers one-way fares as low as MOP 1,636 on Cheapest nonstop routes (e.g. PVG to USM on Wed, Jan 7), while Spring Airlines offers Cheapest nonstop round-trips from MOP 3,864 departing on Wed, Jan 14 and returning on Tue, Jan 20.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Shanghai 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 Shanghai 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 Wed, Jan 7, with one-way flights priced at just MOP 1,636.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Spring Airlines.
    · 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 January.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Shanghai to Koh Samui is November, when demand for travel is lower.
  • After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Shanghai to Koh Samui on December 17, 2025 with Spring Airlines, with prices starting at MOP 3,642.
  • The time difference between Koh Samui and Shanghai is 1h.
  • Tickets can only be changed or canceled 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.