The average price of a 7-day trip to Koh Samui is $2,669 for a solo traveler, $4,794 for a couple, and $8,987 for a family of 4. Koh Samui hotels range from $24 to $266 per night with an average of $51, while most vacation rentals will cost $130 to $1060 per night for the entire home. Average worldwide flight costs to Samui Airport (USM) are between $1,546 and $2,797 per person for economy flights and $4,851 to $8,777 for first class. Depending on activities, we recommend budgeting $29 to $53 per person per day for transportation and enjoying local restaurants.
See below for average, budget, and luxury trip costs. You can also look up flight costs from your airport for more tailored flight pricing.
The Cheapest Times to Visit Koh Samui, TH
On average, these will be the cheapest dates to fly to USM and stay in a Koh Samui hotel:
- February 26th to April 1st
- May 7th to July 15th
- September 10th to December 9th (except the weeks of September 24th, October 1st and November 5th)
The absolute cheapest time to take a vacation in Koh Samui is usually mid June.
Average Koh Samui Trip Costs
Average Solo Traveler
The average cost for one person to visit Koh Samui for a week is $1,236-$4,230($177-$604 per day)
Food, Travel, and Sightseeing: $29 to $53 per day for one person’s daily expenses
Flights: $889 to $2,461 for economy
Lodging: $24 to $36 per night for one 2 or 3-star hotel room
or $190 to $233 per night for a 1-bed vacation rental
Average Couple’s Trip
The average cost for a couple to visit Koh Samui for a week is $3,642-$7,734($520-$1,105 per day)
Food, Travel, and Sightseeing: $58 to $106 per day for two people’s daily expenses
Flights: $1,778 to $4,922 for economy
Lodging: $24 to $36 per night for one 2 or 3-star hotel room
or $190 to $233 per night for a 1-bed vacation rental
Average Family Vacation
The average cost for 4 people to visit Koh Samui for a week is $4,656-$13,428($665-$1,918 per day)
Food, Travel, and Sightseeing: $116 to $212 per day for four people’s daily expenses
Flights: $3,556 to $9,844 for economy
Lodging: $48 to $72 per night for two 2 or 3-star hotel rooms
or $285 to $350 per night for a 2-bed vacation rental
Traveling Cheap to Koh Samui
How cheap can you make a vacation to Koh Samui? The cheapest trip to Koh Samui is about $158 per person per day for travelers willing to take standby flights, deal with inconvenience, and otherwise limit travel expenses. About 1% of rentals are available in the $0 to $100 range for an entire place, and vacation rentals can be booked for as low as $21 per night. These inexpensive rentals must be booked as early as possible and may not be in the most desirable areas. 1-star hotels are more likely to be available, with rooms starting at around $19.
Even cheaper trips are possible depending on where you live and whether you can drive. Check the cheapest times to fly for more saving ideas.
Budget Solo Traveler
The lowest cost for one person to visit Koh Samui for a week is $1,108-$3,037($158-$434 per day)
Food, Travel, and Sightseeing: $15 to $30 per day for one person’s daily expenses
Flights: $889 to $2,461 for economy
Lodging: $19 to $24 per night for one 1-star hotel room
or $21 to $61 per night for a 1-bed vacation rental
Budget Couple’s Trip
The lowest cost for a couple to visit Koh Samui for a week is $2,102-$5,708($300-$815 per day)
Food, Travel, and Sightseeing: $30 to $60 per day for two people’s daily expenses
Flights: $1,778 to $4,922 for economy
Lodging: $19 to $24 per night for one 1-star hotel room
or $21 to $61 per night for a 1-bed vacation rental
Budget Family Vacation
The lowest cost for 4 people to visit Koh Samui for a week is $4,150-$11,194($593-$1,599 per day)
Food, Travel, and Sightseeing: $60 to $120 per day for four people’s daily expenses
Flights: $3,556 to $9,844 for economy
Lodging: $38 to $48 per night for two 1-star hotel rooms
or $29 to $85 per night for a 2-bed vacation rental
Overall it is easy to travel to Koh Samui cheaply.
The Cost of a Luxury Koh Samui Trip
There is no true ceiling on the cost of a luxury trip, so our estimates are based on what most people do in Koh Samui.
Luxury Solo Traveler
The high-end price for one person to visit Koh Samui for a week is $3,316-$18,120($474-$2,589 per day)
Food, Travel, and Sightseeing: $55 to $117 per day for one person’s daily expenses
Flights: $2,409 to $5,217 for first class
Lodging: $87 to $266 per night for one 4 or 5-star hotel room
or $1,060 to $2,014 per night for a preferred vacation rental
Luxury Couple’s Trip
The high-end price for a couple to visit Koh Samui for a week is $6,110-$24,156($873-$3,451 per day)
Food, Travel, and Sightseeing: $110 to $234 per day for two people’s daily expenses
Flights: $4,818 to $10,434 for first class
Lodging: $87 to $266 per night for one 4 or 5-star hotel room
or $1,060 to $2,014 per night for a preferred vacation rental
Luxury Family Vacation
The high-end price for 4 people to visit Koh Samui for a week is $12,220-$41,064($1,746-$5,866 per day)
Food, Travel, and Sightseeing: $220 to $468 per day for four people’s daily expenses
Flights: $9,636 to $20,868 for first class
Lodging: $174 to $532 per night for two 4 or 5-star hotel rooms
or $1,696 to $2,820 per night for a preferred vacation rental
Koh Samui Hotel Prices
The cost of staying in Koh Samui is lower than the average city. On average hotels are less expensive than vacation rentals. Luxury vacation rentals are more expensive in Koh Samui due to very high property costs. The graphs below show how much cost can vary depending on the type of experience you’re looking for.
Koh Samui Lodging Cost by Star Status
The average price for the class of hotel is on the (y) axis. The hotel class (out of 5 stars) is on the (x) axis.
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Prices are based on Koh Samui hotel averages and may not reflect current prices. In some cases, we extrapolate prices to estimate costs, and hotels with your desired star rating may not be available.
Vacation Rental Prices
The percent of vacation rentals in the price range is on the left (y) axis. Price range is on the bottom (x) axis.
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There are a healthy amount of vacation rentals serving all budgets in Koh Samui.
Flight Costs to Koh Samui
Averaging flights around the world, prices go from a high of $2,797 average in late December to a low of $1,546 in mid June. Median flight price is $1,526. These prices are based on millions of flights. For Koh Samui our data includes 47 originating airports, and 68 airlines. The area has more variance in price compared with other locations. Flying to Koh Samui from an airport like Henry E. Rohlsen (STX) in Christiansted, VI (the United States) for an average $11,841 trip fare will obviously cost a lot more than from an airport like Krabi (KBV) in Krabi (Thailand) at an average of just $231.
Average Flight Cost by Season
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Average Flight Cost by Day of Week
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The cheapest day to fly in is typically Friday, and the cheapest day to fly back is usually Monday. Click here to see data for the cost of flights from your airport. In Koh Samui, the difference between the cheapest and the most expensive week is about $1,251, so you can easily save about 81% simply by using our free flight guides and booking in advance.
Daily Expenses Budget
Daily vacation expenses vary more based on what you’re interested in doing. A fine dining restaurant with drinks around Koh Samui can easily cost $230 per person or more, while a standard nice meal might be about $15 per person. Private tours can cost $452 per day, but self-guided tours to see the outdoor sights can be free. Costs vary wildly, so recommendations are made based on the cost of living and averages we see for this type of vacation.