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Ko Samui

$99+ Cheap flights from Phuket City to Ko Samui (HKT - USM)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/26. Fares are subject to change and may not be available on all flights or dates of travel.
HKT — USM
Sep 8 — Sep 151
Tue 9/8
Tue 9/15
1 adult, Economy
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Find cheap flights from Phuket City to Ko Samui with Cheapflights

1. Tell us where you want to go

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2. Select your favorite providers

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3. Compare prices and book

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Cheapflights Tip: The best prices from Phuket City to Ko Samui are usually found in June or September, booked 77 days in advance, depart on a Saturday or Thursday and return on a Monday

Cheap flight deals from Phuket City to Ko Samui

Cheapest flights from Phuket City to Ko Samui
Explore the most affordable flight options available from Phuket City to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 9, 2026.

This Booking.com deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/147:30 pm -
Nonstop0h 55m
Sat 9/198:00 am -
Nonstop1h 00m
Deal found 8/7$146
This Bangkok Airways deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bangkok Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/187:30 pm -
Nonstop0h 55m
Sun 9/207:00 pm -
Nonstop1h 00m
Deal found 8/8$149
This Booking.com deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/27:30 am -
Nonstop0h 55m
Wed 9/98:00 am -
Nonstop1h 00m
Deal found 8/5$152
This Kiwi.com deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/51:00 pm -
Nonstop0h 55m
Wed 9/98:00 am -
Nonstop1h 00m
Deal found 8/8$155
This Bangkok Airways deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bangkok Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/57:30 am -
Nonstop0h 55m
Sat 9/128:00 am -
Nonstop1h 00m
Deal found 8/9$156
This Kiwi.com deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/87:30 pm -
Nonstop0h 55m
Sun 9/138:00 am -
Nonstop1h 00m
Deal found 8/9$159
This Booking.com deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/47:30 pm -
Nonstop0h 55m
Fri 9/118:00 am -
Nonstop1h 00m
Deal found 8/7$171
This Kiwi.com deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/87:30 am -
Nonstop0h 55m
Wed 9/98:00 am -
Nonstop1h 00m
Deal found 8/8$172
This Booking.com deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/147:30 am -
Nonstop0h 55m
Mon 10/58:00 am -
Nonstop1h 00m
Deal found 8/5$174
This Bangkok Airways deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bangkok Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/97:30 am -
Nonstop0h 55m
Wed 9/912:10 pm -
Nonstop1h 00m
Deal found 8/8$176
This Bangkok Airways deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bangkok Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/237:30 am -
Nonstop0h 55m
Mon 10/58:00 am -
Nonstop1h 00m
Deal found 8/9$177
This Bangkok Airways deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bangkok Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/297:30 pm -
Nonstop0h 55m
Fri 9/259:15 am -
Nonstop1h 00m
Deal found 8/7$179

Find flight deals from Phuket City to Ko Samui

Discover tips and strategies to find the most affordable flight options for your journey from Phuket City (HKT) to Ko Samui (USM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 9, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$146
(Booking.com)

One-way from

$99
(Bangkok Airways)

Popular in

July

Cheapest in

June

Average price

$230

Good round-trip deal

$160 or less

Good one-way deal

$113 or less
Provider with most accurate pricing for Phuket City-Ko Samui flight deals.
Search Deals
Provider most trusted by Cheapflights users for Phuket City-Ko Samui flights.
Search Deals
From Phuket City to Ko Samui
Search Deals
One-way flight from Phuket City to Ko Samui
Search Deals
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 0% potential price decrease ($3 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
Search Deals
Price to beat on a round-trip flight from Phuket City to Ko Samui.
Search Deals
Price to beat on a one-way flight from Phuket City to Ko Samui.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Phuket City to Ko Samui that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 9, 2026.
Use the filters below to find and compare flights from Phuket City to Ko Samui that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Phuket CityKo Samui

HKT Phuket City - USM Ko Samui

HKTUSM

Phuket City

Wed 9/23

7:30 am-8:25 am

Nonstop0h 55m

Ko Samui

Mon 10/5

8:00 am-9:00 am

Nonstop1h 00m

$177

Phuket CityKo Samui

HKT Phuket City - USM Ko Samui

HKTUSM

Phuket City

Wed 11/18

9:45 am-10:40 am

Nonstop0h 55m

Ko Samui

Thu 12/3

8:15 am-9:15 am

Nonstop1h 00m

$202

Phuket CityKo Samui

HKT Phuket City - USM Ko Samui

HKTUSM

Phuket City

Thu 11/19

2:15 pm-3:10 pm

Nonstop0h 55m

Ko Samui

Thu 12/3

7:00 pm-8:00 pm

Nonstop1h 00m

$208

Phuket CityKo Samui

HKT Phuket City - USM Ko Samui

HKTUSM

Phuket City

Thu 9/3

9:55 pm-7:30 am

1 stop9h 35m

Ko Samui

Mon 9/7

8:00 am-9:00 am

Nonstop1h 00m

$234

Phuket CityKo Samui

HKT Phuket City - USM Ko Samui

HKTUSM

Phuket City

Sat 11/21

11:00 am-11:55 am

Nonstop0h 55m

Ko Samui

Mon 11/30

12:30 pm-1:30 pm

Nonstop1h 00m

$247

Phuket CityKo Samui

HKT Phuket City - USM Ko Samui

HKTUSM

Phuket City

Fri 8/21

7:30 am-8:25 am

Nonstop0h 55m

Ko Samui

Mon 8/31

12:10 pm-1:10 pm

Nonstop1h 00m

$247

Phuket CityKo Samui

HKT Phuket City - USM Ko Samui

HKTUSM

Phuket City

Fri 9/25

7:30 pm-8:25 pm

Nonstop0h 55m

Ko Samui

Tue 9/29

12:10 pm-1:10 pm

Nonstop1h 00m

$248

Phuket CityKo Samui

HKT Phuket City - USM Ko Samui

HKTUSM

Phuket City

Mon 11/30

4:35 pm-5:30 pm

Nonstop0h 55m

Ko Samui

Sat 12/12

6:15 pm-7:15 pm

Nonstop1h 00m

$257

Phuket CityKo Samui

HKT Phuket City - USM Ko Samui

HKTUSM

Phuket City

Wed 1/27

11:00 am-11:55 am

Nonstop0h 55m

Ko Samui

Wed 2/3

6:15 pm-7:15 pm

Nonstop1h 00m

$286
Cheapest one-way
Quickest one-way

Phuket CityKo Samui

HKT Phuket City - USM Ko Samui

HKTUSM

Phuket City

Sun 9/27

9:35 am-10:30 am

Nonstop0h 55m

$115

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/9

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

Compare providers for flights from Phuket City to Ko Samui

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Phuket City to Ko Samui in August.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy2 starsTrust Score*3 stars
Trip.comPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Phuket City-Ko Samui flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Phuket City-Ko Samui flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Phuket City-Ko Samui flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Phuket City-Ko Samui flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Phuket City-Ko Samui flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Phuket City to Ko Samui

Have a flexible travel schedule? Discover the best time to fly to Ko Samui from Phuket City with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Phuket City to Ko Samui

How far ahead should I book a flight from Phuket City to Ko Samui?

The price you pay for your flight from Phuket City to Ko Samui may vary depending on when you book. For the best chance of a lower fare, look to book 76 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Phuket City to Ko Samui?

Currently, June is the cheapest month in which you can book a flight from Phuket City to Ko Samui (average of $180). Flying from Phuket City to Ko Samui in July is currently the most expensive (average of $247). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from HKT to USM?

Find hourly flight availability from Phuket City to Ko Samui. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 9, 2026.

One of the essential ways to save on airfare from Phuket City to Ko Samui is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the afternoon could potentially save you up to 11% on airfare.

What is the cheapest day to fly from Phuket City to Ko Samui?

Use this chart to determine the cheapest time to fly round-trip from Phuket City to Ko Samui. Price data was last updated on August 8, 2026.

Travelers seeking maximum savings on their Phuket City to Ko Samui flight should consider departing on Saturday afternoons when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Phuket City to Ko Samui?

Airfare is below average for this route at the moment.

Phuket City to Ko Samui flights typically cost between $183 and $275 in September.
The cheapest round-trip price found within the last 5 days was $146 on Bangkok Airways (Sep 14-Sep 19).

Reviews of airlines servicing Ko Samui

Get insights into the airlines that provide service to Ko Samui. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ko Samui. Reviews last updated August 9, 2026.
See what other customers who have flown with Bangkok Airways from Phuket City to Ko Samui have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Bangkok Airways
8.1
Very good
133 reviews

Boarding

8.1

Food

7.3

Comfort

7.9

Overall

8.1

Entertainment

6.3

Crew

8.6

Reviews

1 / 8
10.0
Excellent

Agata,Feb 2026

USM - DMK

Great short flight and free really good snack and water which I didn’t expect
Bangkok Airways
8.1
Very good
133 reviews
Bangkok Airways
8.1
Very good
133 reviews

Boarding

8.1

Food

7.3

Comfort

7.9

Overall

8.1

Entertainment

6.3

Crew

8.6

Reviews

1 / 8
10.0
Excellent

Agata,Feb 2026

USM - DMK

Great short flight and free really good snack and water which I didn’t expect

Related info for your journey

Find useful and relevant information for your journey from Phuket City to Ko Samui. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Phuket City to Ko Samui?

    To fly from Phuket City to Ko Samui, you need to book a flight from Phuket (HKT) to Ko Samui (USM). Nonstop flights to Ko Samui from Phuket City take 13h 50m on average. When it comes time to book airfare, you have a few options: there are 58 outbound flights from Phuket to Ko Samui offered by 1 airline.

  • How popular is this Phuket City to Ko Samui flight route?

    Within the past month, 12 users have taken a look at flights from Phuket City to Ko Samui.

  • How long is the flight from Phuket City to Ko Samui?

    Airlines like Bangkok Airways fly from Phuket City to Ko Samui in about 55m. The time it takes to get you to your destination is usually consistent. The distance from Phuket City to Ko Samui is about 155 mi. Generally, flights for this route are nonstop.

  • What is the cheapest airline to fly from Phuket City to Ko Samui round-trip?

    Bangkok Airways, at $151, was found to be the cheapest airline from Phuket City to Ko Samui.. Bangkok Airways is 31% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the most reliable airlines from Phuket City to Ko Samui?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Phuket City to Ko Samui on time: Oman Air (95%), Emirates (93%), EL AL (92%).

  • What are the cheapest flights from Phuket City to Ko Samui?

    Looking for the cheapest flight from Phuket City to Ko Samui? While on average our users pay $198, our data indicates the cheapest price to be $78. The most popular route (Phuket City - Ko Samui), is priced around $623.

  • Can I find deals for flights from Phuket City to Ko Samui that include hotel bookings?

    Yes. In addition to deals on Phuket City to Ko Samui flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Phuket City to Ko Samui?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Phuket City to Ko Samui.

  • Can I find deals for business class flights from Phuket City to Ko Samui?

    Yes. Cheapflights offers flight deals from Phuket City to Ko Samui by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Phuket City to Ko Samui?

    Currently, June is the cheapest month in which you can book a flight from Phuket City to Ko Samui (average of $180). Flying from Phuket City to Ko Samui in July is currently the most expensive (average of $247). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Ko Samui?

Book flights to Ko Samui if you plan to visit one of these locations
Ko Tao
Ko Pha Ngan

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Phuket City to Ko Samui

See prices for flight routes from nearby airports that may be better suited for you.
Phuket City to Suvarnabhumi flights
Phuket City to Don Mueang Intl flights
Phuket City to Chiang Mai flights

Top airline flying from Phuket City to Ko Samui

Discover the top airline that operate flights from Phuket City to Ko Samui. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 9, 2026.
AirlineCheapestAverageFlexibilityOn-time
Bangkok AirwaysCheapest$151Average$226FlexibilityNo cancel feeOn-time74%

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