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Ko Samui

$1,485+ Cheap flights from Detroit Metropolitan Wayne County Airport (DTW) 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 10/4. Fares are subject to change and may not be available on all flights or dates of travel.
DTW — USM
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
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Cheap flight deals from Detroit to Ko Samui

Discover tips and strategies to find the most affordable flight options for your journey from Detroit (DTW) 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 14, 2025.

Round-trip from

$1,485
(oojo)
From Detroit Metropolitan Wayne County to Ko Samui
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Find flight deals from Detroit to Ko Samui

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 August 14, 2025.

This oojo deal was found by Cheapflights users on 8/13. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/49:00 pmDTW - USM
2 stops37h 10mTurkish Airlines
Sat 10/251:30 pmUSM - DTW
2 stops64h 40mTurkish Airlines
Deal found 8/13$1,485
This Mytrip deal was found by Cheapflights users on 8/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/289:00 pmDTW - USM
2 stops58h 15mMultiple Airlines
Sun 10/58:45 amUSM - DTW
3 stops39h 41mMultiple Airlines
Deal found 8/14$1,522
This Justfly.com deal was found by Cheapflights users on 8/14. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/138:05 pmDTW - USM
2 stops23h 05mMultiple Airlines
Mon 12/11:25 pmUSM - DTW
2 stops40h 45mMultiple Airlines
Deal found 8/14$1,573
This KLM deal was found by Cheapflights users on 8/13. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1810:33 pmDTW - USM
2 stops29h 12mKLM
Mon 9/228:45 amUSM - DTW
2 stops45h 15mKLM
Deal found 8/13$1,843
This Qatar Airways deal was found by Cheapflights users on 8/14. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/133:12 pmDTW - USM
3 stops31h 28mQatar Airways
Mon 12/19:10 pmUSM - DTW
3 stops33h 51mQatar Airways
Deal found 8/14$2,125
This Qatar Airways deal was found by Cheapflights users on 8/13. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/42:28 pmDTW - USM
3 stops32h 42mQatar Airways
Sat 10/253:30 pmUSM - DTW
3 stops33h 47mQatar Airways
Deal found 8/13$2,209
This Ovago deal was found by Cheapflights users on 8/13. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/412:24 pmDTW - USM
2 stops43h 11mMultiple Airlines
Sat 10/253:30 pmUSM - DTW
3 stops36h 27mMultiple Airlines
Deal found 8/13$4,493

Cheapflights Fare Finder

 
Customize your flight search to find flights from Detroit 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 14, 2025.
Use the filters below to find and compare flights from Detroit Metropolitan Wayne County Airport to Ko Samui that are best for you.

Fly from

Detroit

Fly to

Ko Samui

Route

Depart

Return

Price

DetroitKo Samui

DTW - USM

DTWUSM

Detroit Metropolitan Wayne County

Sat 10/4

9:00 pm-9:10 pm

2 stops37h 10m

Ko Samui

Sat 10/25

1:30 pm-7:10 pm

2 stops64h 40m

$1,485

DetroitKo Samui

DTW - USM

DTWUSM

Detroit Metropolitan Wayne County

Sun 9/28

9:00 pm-6:15 pm

2 stops58h 15m

Ko Samui

Sun 10/5

8:45 am-1:26 pm

3 stops39h 41m

$1,522

DetroitKo Samui

DTW - USM

DTWUSM

Detroit Metropolitan Wayne County

Thu 9/18

10:33 pm-2:45 pm

2 stops29h 12m

Ko Samui

Mon 9/22

8:00 am-7:00 pm

2 stops46h 00m

$1,843

DetroitKo Samui

DTW - USM

DTWUSM

Detroit Metropolitan Wayne County

Sat 10/4

2:28 pm-10:10 am

3 stops32h 42m

Ko Samui

Sat 10/25

3:30 pm-2:17 pm

3 stops33h 47m

$2,209

DetroitKo Samui

DTW - USM

DTWUSM

Detroit Metropolitan Wayne County

Sat 10/4

12:24 pm-6:35 pm

2 stops43h 11m

Ko Samui

Sat 10/25

3:30 pm-4:57 pm

3 stops36h 27m

$4,493

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/13

The best insider tips for Detroit Metropolitan Wayne County Airport to Ko Samui flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Detroit Metropolitan Wayne County Airport to Ko Samui trip
Airlines
Frontier

Frontier's UpFront Plus seats guarantee an empty middle seat for extra comfort.


Consider early check-in to secure your place due to frequent overbooking.

Read more about Frontierby Marisa Garcia
Southwest

Enjoy free snacks and non-alcoholic drinks, with alcoholic options available for purchase.


Southwest offers two free checked bags, including oversized items like skis or golf clubs.

Read more about Southwestby Marisa Garcia
Our travel experts
Marisa Garcia

Marisa Garcia

Expert on Frontier and Southwest

Marisa Garcia

Marisa Garcia

Marisa knows planes inside and out, spending 16 years working on aircraft in hangars at airports around the world. She is an aviation industry expert, specialized in airline interiors and regulations. Ten years ago, she pivoted to journalism. She shares her insights in leading aviation, travel, and business publications and on her site FlightChic.

Read more

Best time to book a flight from Detroit to Ko Samui

Have a flexible travel schedule? Discover the best time to fly to Ko 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.

Cheapflights Insights

Everything you need to know about your flight from Detroit Metropolitan Wayne County Airport to Ko Samui

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

Find hourly flight availability from Detroit 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 14, 2025.

When flying from Detroit Metropolitan Wayne County Airport to Ko 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 28% versus a flight in the morning.

What is the cheapest day to fly from Detroit Metropolitan Wayne County Airport to Ko Samui?

Use this chart to determine the cheapest time to fly round-trip from Detroit to Ko Samui. Price data was last updated on March 30, 2025.

Travelers seeking maximum savings on their Detroit Metropolitan Wayne County Airport to Ko Samui flight should consider departing on Monday at noon when fares are most often at their lowest. Wednesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

Find useful and relevant information for your journey from Detroit to Ko 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 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.

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

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