How long is the flight from Detroit to Ko Samui?

For as low as $1,647, Turkish Airlines can have you in Ko Samui from Detroit in 37h. The distance from Detroit to Ko Samui is about 8847 mi.

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Detroit to Ko Samui as you normally would.

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

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

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

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

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

Yes. Cheapflights offers flight deals from Detroit 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.

$1,647+ Cheap Flights from Detroit to Ko Samui

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Cheap flight deals from Detroit to Ko Samui

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Cheapest flights from Detroit to Ko Samui
Explore the most affordable flight options available from Detroit to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.

Thu 11/128:05 pm -

2 stops37h 00m

Mon 11/162:25 pm -

2 stops39h 35m

Deal found 10/29

$1,647

Find flight deals from Detroit to Ko Samui

Round-trip from	$1,647 (Turkish Airlines)

From Detroit (DTT) to Ko Samui

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DetroitKo Samui

DTW Detroit Metropolitan Wayne County - USM Ko Samui

DTWUSM

Detroit Metropolitan Wayne County

Thu 11/12

8:05 pm-9:05 pm

2 stops37h 00m

Ko Samui

Mon 11/16

2:25 pm-6:00 pm

2 stops39h 35m

$1,647

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Deals found on 10/29

Sorted by cheapest first

Best time to book a flight from Detroit to Ko Samui

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DTT-USM

DTW-USM

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

DTT-USM

DTW-USM

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Related info for your journey

How long is the flight from Detroit to Ko Samui?
For as low as $1,647, Turkish Airlines can have you in Ko Samui from Detroit in 37h. The distance from Detroit to Ko Samui is about 8847 mi.
Can I find deals for flights from Detroit to Ko Samui that include hotel bookings?
Yes. In addition to deals on Detroit to Ko Samui flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Detroit to Ko Samui?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Detroit to Ko Samui.
Can I find deals for business class flights from Detroit to Ko Samui?
Yes. Cheapflights offers flight deals from Detroit 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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$1,647+ Cheap flights from Detroit (DTT) to Ko 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 11/12. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Detroit to Ko Samui with Cheapflights

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Cheap flight deals from Detroit to Ko Samui

Cheapest flights from Detroit to Ko SamuiExplore the most affordable flight options available from Detroit to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.

Explore the most affordable flight options available from Detroit to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.

Best flights from Detroit to Ko SamuiDiscover carefully curated flight deals from Detroit to Ko Samui that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.

Discover carefully curated flight deals from Detroit to Ko Samui that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.

Last-minute flights from Detroit to Ko SamuiDiscover last-minute flight deals from Detroit to Ko Samui. Data last updated October 30, 2026 and is based on user searches.

Discover last-minute flight deals from Detroit to Ko Samui. Data last updated October 30, 2026 and is based on user searches.

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Related info for your journey

How long is the flight from Detroit to Ko Samui?

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

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

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

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Complete your trip

Complete your trip to Ko Samui by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Detroit to Ko Samui by cabin class

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Other flights to Ko Samui

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Cheapest flights from Detroit to Ko Samui
Explore the most affordable flight options available from Detroit to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.

Best flights from Detroit to Ko Samui
Discover carefully curated flight deals from Detroit to Ko Samui that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.

Last-minute flights from Detroit to Ko Samui
Discover last-minute flight deals from Detroit to Ko Samui. Data last updated October 30, 2026 and is based on user searches.