Cheap Flights Phuket to Koh Samui from £46

Flight FAQs

• Which airlines offer the cheapest flights from Phuket to Koh Samui?

  Based on Trip.com data, Bangkok Airways offers Cheapest nonstop one-way flights from £46 (for example, HKT–USM on Sat, Oct 31). For a Cheapest nonstop return flight, Bangkok Airways offers fares from £90, departing on Sat, Nov 7 and returning on Sat, Nov 14.

• Which airlines offer direct flights from Phuket to Koh Samui?

  At the moment, you can catch a direct flight from Phuket to Koh Samui with the following airlines, including: Bangkok Airways Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

• How long is a flight from Phuket to Koh Samui?

  A flight from Phuket (HKT) to Koh Samui (USM) takes an average of 55 minutes.

• When is the best time to book flights from Phuket to Koh Samui?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Phuket 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.

• How many flights are there from Phuket to Koh Samui each week?

  On average, 56 direct flights operate each week between Phuket and Koh Samui. See below the schedules of the main airlines serving this route:
  Bangkok Airways: S/M/T/W/T/F/S – PG402 (departure at 17:08) Bangkok Airways: S/M/T/W/T/F/S – PG254 (departure at 13:30)

• How can I find the best deals on flights from Phuket to Koh Samui?

  Here are some tips for finding the best flight deals from Phuket to Koh Samui on Trip.com:
  · Be flexible with your travel dates. The cheapest flight is currently on Sat, Oct 31, with one-way fares from just £46.
  · Compare airlines. Bangkok Airways currently offers the lowest fares on this route.
  · Set up a price alert to track fare changes without searching every day.
  · Check Trip.com regularly for flight deals and available promo codes.
  · Avoid peak season or book early. July is generally the busiest month for travel to Koh Samui.
  · Get exclusive promo codes on the Trip.com app.

• When is the best time to book a flight from Phuket to Koh Samui to get the best price?

  The cheapest month to book a flight from Phuket to Koh Samui is usually October, when demand is lower.

• Which upcoming date is the cheapest for flights from Phuket to Koh Samui?

  After crunching the numbers on our September flight calendar, it's currently cheapest to fly from Phuket to Koh Samui on September 10, 2026 with Bangkok Airways, with prices starting at £44.

• Which airports should you choose for flights from Phuket to Koh Samui?

  Flights to Koh Samui can arrive at: Samui Airport (USM). The most common route connects Phuket International Airport and Samui Airport (HKT–USM).

• What is the time difference between Phuket and Koh Samui?

  The time difference between Koh Samui and Phuket is 0m.

• How can I change or cancel my flight ticket from Phuket to Koh Samui?

  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.

• What is the average price of a one-way flight from Phuket to Koh Samui?

  Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Phuket to Koh Samui is £100. Fares vary by travel date, airline and availability.

• What is the average price of a return flight from Phuket to Koh Samui?

  Based on Trip.com data for flights departing in the next 30 days, the average return fare from Phuket to Koh Samui is £139. Fares vary by travel date, airline and availability.

• How do I book flights from Phuket to Koh Samui on Trip.com?

  Enter Phuket and Koh Samui, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveller details and complete payment to receive your confirmation.