What is the cheapest day to fly round-trip from Detroit to Koh Samui?

Saturday flights are generally found to be more expensive for flights from Detroit to Koh Samui. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Koh Samui.

Most accurate provider : When it comes to deals on Detroit-Koh Samui flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Detroit-Koh Samui flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Detroit-Koh Samui flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Detroit-Koh Samui flights, Cheapflights users trust AranGrant the most. AranGrant 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 Detroit-Koh Samui flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Can I find deals for flights from Detroit to Koh Samui that include hotel bookings?

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

How can I find direct flights from Detroit to Koh Samui?

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

Can I find deals for business class flights from Detroit to Koh Samui?

Yes. Cheapflights offers flight deals from Detroit to Koh 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.

$1,556+ Save on Flights from Detroit to Koh Samui

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Cheap flight deals from Detroit to Koh Samui

Most accurate provider	AranGrant 3 stars
Most trusted provider	AranGrant 1 star
Round-trip from	$1,556 (SmartFares)

Provider with most accurate pricing for Detroit (DTT)-Ko Samui flight deals.

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Provider most trusted by Cheapflights users for Detroit (DTT)-Ko Samui flights.

Search Deals

From Detroit (DTT) to Ko Samui

Search Deals

Find flight deals from Detroit to Koh Samui

Cheapest flights from Detroit to Koh Samui
Explore the most affordable flight options available from Detroit to Koh Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on février 20, 2025.

ven. 12/129:20 pmDTW - USM

2 stops27h 15mAir France

ven. 12/268:30 amUSM - DTW

2 stops41h 20mAir France

Deal found 2/20

$2,422

ven. 12/1210:35 amDTW - USM

3 stops32h 35mMultiple Airlines

ven. 12/267:10 pmUSM - DTW

2 stops35h 05mMultiple Airlines

Deal found 2/20

$2,615

jeu. 5/111:03 amDTW - USM

3 stops34h 32mJapan Airlines

ven. 5/167:10 pmUSM - DTW

3 stops37h 10mJapan Airlines

Deal found 2/20

$19,615

Best flights from Detroit to Koh Samui
Discover carefully curated flight deals from Detroit to Koh Samui that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated février 20, 2025.

sam. 4/59:00 pmDTW - USM

2 stops53h 10mMultiple Airlines

sam. 4/128:20 amUSM - DTW

2 stops69h 45mMultiple Airlines

Deal found 2/19

$1,556

jeu. 5/18:29 amDTW - USM

3 stops37h 06mJapan Airlines

ven. 5/167:10 pmUSM - DTW

3 stops37h 10mJapan Airlines

Deal found 2/20

$19,615

Last-minute flights from Detroit to Koh Samui
Discover last-minute flight deals from Detroit to Koh Samui. Data last updated février 20, 2025 and is based on user searches.

lun. 3/38:10 pmDTW - USM

2 stops23h 30mMultiple Airlines

jeu. 4/38:00 amUSM - DTW

3 stops32h 14mMultiple Airlines

Deal found 2/19

$1,642

Find flights from Detroit to Koh Samui within your budget

Fly from

Fly to

Route

Depart

Return

Price

DetroitKoh Samui

DTW - USM

DTWUSM

Detroit Metropolitan Wayne County

jeu. 5/1

11:03 am-8:35 am

3 stops34h 32m

Ko Samui

ven. 5/16

7:10 pm-9:20 pm

3 stops37h 10m

$19,615

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Most accurate provider: When it comes to deals on Detroit-Koh Samui flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Detroit-Koh Samui flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Detroit-Koh Samui flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Detroit-Koh Samui flights, Cheapflights users trust AranGrant the most. AranGrant 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 Detroit-Koh 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 Detroit to Koh Samui

Have a flexible travel schedule? Discover the best time to fly to Koh Samui from Detroit 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.

Travel insights for flights from Detroit to Koh Samui

Get recent, data-driven insights about flights from Detroit to Koh Samui including ideal travel times, pricing trends, and more.

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

When flying from Detroit to Koh Samui, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 62% versus a flight in the morning.

What is the cheapest day to fly from Detroit to Koh Samui?

Travelers seeking maximum savings on their Detroit to Koh Samui flight should consider departing on Wednesday evenings 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.

Rainfall in Koh Samui by month

In terms of precipitation, rainfall in Koh 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 Koh Samui when rainfall is around 2.3 in.

Temperature in Koh Samui by month

If weather is an important factor for your trip to Koh 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).

Reviews of airlines servicing Koh Samui

Japan Airlines

8.3

Very good

1,440 reviews

Reviews

1 / 20

10.0

Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.

Japan Airlines

8.3

Very good

1,440 reviews

Japan Airlines

8.3

Very good

1,440 reviews

Reviews

1 / 20

10.0

Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.

Related info for your journey

Can I find deals for flights from Detroit to Koh Samui that include hotel bookings?
Yes. In addition to deals on Detroit to Koh Samui flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Detroit to Koh Samui?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Detroit to Koh Samui.
Can I find deals for business class flights from Detroit to Koh Samui?
Yes. Cheapflights offers flight deals from Detroit to Koh 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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$1,556+ Cheap flights from Detroit (DTT) to Koh Samui (USM)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/5. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Detroit to Koh 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 Detroit to Koh Samui

Most accurate provider

Most trusted provider

Round-trip from

Find flight deals from Detroit to Koh Samui

Cheapest flights from Detroit to Koh SamuiExplore the most affordable flight options available from Detroit to Koh Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on février 20, 2025.

Explore the most affordable flight options available from Detroit to Koh Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on février 20, 2025.

Find flights from Detroit to Koh Samui within your budget

Best time to book a flight from Detroit to Koh Samui

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

Travel insights for flights from Detroit to Koh Samui

Get recent, data-driven insights about flights from Detroit to Koh Samui including ideal travel times, pricing trends, and more.

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

Find hourly flight availability from Detroit to Koh Samui. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated février 20, 2025.

What is the cheapest day to fly from Detroit to Koh Samui?

Use this chart to determine the cheapest time to fly round-trip from Detroit to Koh Samui. Price data was last updated on February 16, 2025.

Rainfall in Koh Samui by month

Plan your trip to Koh Samui by taking into account the average rainfall totals by month.

Temperature in Koh Samui by month

Plan your trip to Koh Samui by taking into account the average temperature totals by month.

Reviews of airlines servicing Koh Samui

Related info for your journey

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

Can I find deals for flights from Detroit to Koh Samui that include hotel bookings?

How can I find direct flights from Detroit to Koh Samui?

Can I find deals for business class flights from Detroit to Koh Samui?

Traveling to a place near Detroit?

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Alternative routes for Detroit to Koh Samui

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100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Detroit to Koh Samui
Explore the most affordable flight options available from Detroit to Koh Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on février 20, 2025.