What is the cheapest airline to fly from Rayong to Ko Samui round-trip?

Bangkok Airways, at $127, was found to be the cheapest airline from Rayong to Ko Samui.. Bangkok Airways is priced at 42% lower than the current average price of a flight leaving 3 months from now.

What is the cheapest day to fly from Rayong to Ko Samui?

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

Weekly flight availability from Rayong to Ko Samui

The most flights from UTP to USM are scheduled on a Monday (4 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (4 on average).

In terms of precipitation, rainfall in Ko Samui ranges from 2.3 - 19.3 inches per month. November is typically the wettest month, when rainfall can reach 19.3 in. February is typically the driest time to visit Ko Samui when rainfall is around 2.3 in.

If weather is an important factor for your trip to Ko Samui, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 80.6 F).

What are the most reliable airlines from Rayong to Ko Samui?

No one likes to see their flight delayed. When booking a flight from Rayong to Ko Samui consider choosing Qatar Airways (87%), Thai Airways (87%) or Turkish Airlines (87%) as they are the most reliable in getting you off to your destination on time.

What is the cheapest day to fly round-trip from Rayong to Ko Samui?

It’s generally more expensive to depart on a Tuesday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

How far in advance should I book a flight from Rayong to Ko Samui?

Find a great deal and save up to 7% by booking at least 59 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Rayong to Ko Samui within the next two weeks, with the cheapest ticket starting at $262.

What is the cheapest month to fly from Rayong to Ko Samui?

Due to multiple factors, expect to potentially pay more when booking in August. For low rates, May can be a great choice for travel to Ko Samui. Flights to Ko Samui from Rayong in May are about $240 on average during May, but can be found for as low as $130.

Can I find deals for flights from Rayong to Ko Samui that include hotel bookings?

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

How can I find direct flights from Rayong to Ko Samui?

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

Can I find deals for business class flights from Rayong to Ko Samui?

Yes. Cheapflights offers flight deals from Rayong 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.

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Cheap flight deals from Rayong to Ko Samui

Popular in	July
Cheapest in	June
Average price	$178
Good round-trip deal	$199 or less
Good one-way deal	$77 or less

Highest demand for flights based on searches. 6% potential increase in price ($16 potential increase over avg. RT price).

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Cheapest flight prices on average. 3% potential price decrease ($7 potential savings vs. average RT price).

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Average for round-trip flights in September 2025

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Price to beat on a round-trip flight from Rayong Utapao Rayong Pattaya to Ko Samui.

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Price to beat on a one-way flight from Rayong Utapao Rayong Pattaya to Ko Samui.

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Best time to book a flight from Rayong to Ko Samui

Have a flexible travel schedule? Discover the best time to fly to Ko Samui from Rayong 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 Rayong to Ko Samui

Prices

Airlines

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

The price you pay for your flight from Rayong to Ko Samui may vary depending on when you book. For the best chance of a lower fare, look to book 71 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

It’s typically best to fly out from Rayong to Ko Samui at noon. Doing so could potentially save you 31% on the flight price compared to flying in the morning, which is usually more expensive.

Reviews of airlines servicing Ko Samui

Read reviews from past customers who have flown Bangkok Airways from Rayong to Ko Samui. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Bangkok Airways

8.0

Very good

113 reviews

Reviews

1 / 7

10.0

Excellent

Douglas,May 2025

USM - HKG

Flight was as expected: up and down at the right time and location without drama. Kayak needs to modify this survey to allow for “N/A.” For example, we didn’t use the entertainment system but are forced to rate it. In this case, the results are skewed and may lead to incorrect assumptions.

Bangkok Airways

8.0

Very good

113 reviews

Bangkok Airways

8.0

Very good

113 reviews

Reviews

1 / 7

10.0

Excellent

Douglas,May 2025

USM - HKG

Related info for your journey

What is the cheapest airline to fly from Rayong to Ko Samui round-trip?
Bangkok Airways, at $127, was found to be the cheapest airline from Rayong to Ko Samui.. Bangkok Airways is priced at 42% lower than the current average price of a flight leaving 3 months from now.
What are the most reliable airlines from Rayong to Ko Samui?
No one likes to see their flight delayed. When booking a flight from Rayong to Ko Samui consider choosing Qatar Airways (87%), Thai Airways (87%) or Turkish Airlines (87%) as they are the most reliable in getting you off to your destination on time.
Can I find deals for flights from Rayong to Ko Samui that include hotel bookings?
Yes. In addition to deals on Rayong to Ko Samui flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Rayong to Ko Samui?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Rayong to Ko Samui.
Can I find deals for business class flights from Rayong to Ko Samui?
Yes. Cheapflights offers flight deals from Rayong 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.

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Top airline flying from Rayong to Ko Samui

Airline	Cheapest	Average	Flexibility	On-time
Bangkok Airways	Cheapest$127	Average$205	FlexibilityNo cancel fee	On-time74%

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Cheap flights from Rayong to Ko Samui (UTP - USM)

Find cheap flights from Rayong to Ko Samui with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Rayong to Ko Samui

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Best time to book a flight from Rayong to Ko Samui

Have a flexible travel schedule? Discover the best time to fly to Ko Samui from Rayong with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Rayong to Ko Samui

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

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

Weekly flight availability from Rayong to Ko Samui

Reviews of airlines servicing Ko Samui

Read reviews from past customers who have flown Bangkok Airways from Rayong to Ko Samui. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Rayong 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 is the cheapest airline to fly from Rayong to Ko Samui round-trip?

What are the most reliable airlines from Rayong to Ko Samui?

Can I find deals for flights from Rayong to Ko Samui that include hotel bookings?

How can I find direct flights from Rayong to Ko Samui?

Can I find deals for business class flights from Rayong to Ko Samui?

Traveling to a place near Ko Samui?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Rayong to Ko Samui

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Top airline flying from Rayong to Ko Samui

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