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Cheap flights from Detroit to Ko Samui from $2,724

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Detroit to Ko Samui departing on 9/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Detroit to Ko Samui

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:06 pm - 2:55 pmDTW  Detroit Metropolitan Wayne County-USM Ko Samui
32h 49m3 stops Seattle/Tacoma Intl Taipei City Taiwan Taoyuan Intl Bangkok Suvarnabhumi
Multiple Airlines Logo
8:40 pm - 5:00 amUSM  Ko Samui-DTW Detroit Metropolitan Wayne County
44h 20m3 stops Bangkok Suvarnabhumi Taipei City Taiwan Taoyuan Intl Seattle/Tacoma Intl
$3,410Multiple Airlines
Sat, Dec 19 - Fri, Jan 1
Qatar Airways Logo
3:59 pm - 1:05 pmDTW  Detroit Metropolitan Wayne County-USM Ko Samui
33h 06m3 stops Philadelphia Doha Hamad Intl Bangkok Suvarnabhumi
Qatar Airways Logo
9:10 pm - 9:19 pmUSM  Ko Samui-DTW Detroit Metropolitan Wayne County
36h 09m3 stops Bangkok Suvarnabhumi Doha Hamad Intl Philadelphia
$3,782Qatar Airways
Sat, Dec 19 - Fri, Jan 1
Multiple Airlines Logo
8:05 pm - 11:30 amDTW  Detroit Metropolitan Wayne County-USM Ko Samui
27h 25m2 stops Istanbul Bangkok Suvarnabhumi
Multiple Airlines Logo
8:20 pm - 6:00 pmUSM  Ko Samui-DTW Detroit Metropolitan Wayne County
33h 40m2 stops Bangkok Suvarnabhumi Istanbul
$4,455Multiple Airlines
Sat, Dec 19 - Fri, Jan 1
Multiple Airlines Logo
7:31 pm - 7:35 pmDTW  Detroit Metropolitan Wayne County-USM Ko Samui
36h 04m2 stops Dallas/Fort Worth Hong Kong Intl
Multiple Airlines Logo
7:10 pm - 5:49 pmUSM  Ko Samui-DTW Detroit Metropolitan Wayne County
34h 39m3 stops Bangkok Suvarnabhumi Hong Kong Intl Chicago O'Hare Intl
$7,167Multiple Airlines
Sat, Dec 19 - Fri, Jan 1

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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, momondo users made 832,500 searches. Data last updated August 16, 2026.
Use the filters below to find and compare flights from Detroit to Ko Samui that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DetroitKo Samui

DTW Detroit Metropolitan Wayne County - USM Ko Samui

DTWUSM

Detroit Metropolitan Wayne County

Sat 12/19

6:06 pm-2:55 pm

3 stops32h 49m

Ko Samui

Fri 1/1

8:40 pm-5:00 am

3 stops44h 20m

$3,410

DetroitKo Samui

DTW Detroit Metropolitan Wayne County - USM Ko Samui

DTWUSM

Detroit Metropolitan Wayne County

Sat 12/19

3:59 pm-1:05 pm

3 stops33h 06m

Ko Samui

Fri 1/1

9:10 pm-9:19 pm

3 stops36h 09m

$3,782
Quickest round-trip

DetroitKo Samui

DTW Detroit Metropolitan Wayne County - USM Ko Samui

DTWUSM

Detroit Metropolitan Wayne County

Sat 12/19

8:05 pm-11:30 am

2 stops27h 25m

Ko Samui

Fri 1/1

8:20 pm-6:00 pm

2 stops33h 40m

$4,455

DetroitKo Samui

DTW Detroit Metropolitan Wayne County - USM Ko Samui

DTWUSM

Detroit Metropolitan Wayne County

Sat 12/19

7:31 pm-7:35 pm

2 stops36h 04m

Ko Samui

Fri 1/1

7:10 pm-5:49 pm

3 stops34h 39m

$7,167
Cheapest one-way

DetroitKo Samui

DTW Detroit Metropolitan Wayne County - USM Ko Samui

DTWUSM

Detroit Metropolitan Wayne County

Tue 9/29

8:55 pm-9:20 am

3 stops49h 25m

$2,724
Quickest one-way

DetroitKo Samui

DTW Detroit Metropolitan Wayne County - USM Ko Samui

DTWUSM

Detroit Metropolitan Wayne County

Tue 9/29

9:45 am-8:50 pm

2 stops48h 05m

$3,544

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Detroit to Ko Samui

Are you open to changing your travel dates? Check out the ideal times to fly from Detroit to Ko Samui according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Detroit to Ko Samui (DTT to USM) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Detroit to Ko Samui

Fastest flight time

46h 16m

Direct flights

None
The fastest flight from Detroit to Ko Samui takes 46h 16m
There are no direct flights from Detroit to Ko Samui. There are no popular flight routes from Detroit to Ko Samui.
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Frequently asked questions about flying from Detroit to Ko Samui

  • How far is Detroit to Ko Samui by plane?

    The distance between Detroit and Ko Samui is about 8842.1 mi. In terms of flight time, this usually takes a little over 46h 16m.

  • When did momondo last update prices for flights from Detroit to Ko Samui Airport?

    Prices for flights from Detroit to Ko Samui Airport refresh daily.

  • How old do you have to be to fly from Detroit to Ko Samui Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Detroit to Ko Samui Airport.

  • What documentation or ID do you need to fly to Ko Samui Airport?

    The required travel and health documents for your Ko Samui Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ko Samui Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Frequently asked questions about flying from Detroit to Ko Samui

  • How do I get Price Alerts for flights from Detroit to Ko Samui?

    Search flight deals from Detroit to Ko Samui. While viewing offers you’ll have the option to create a Price Alert.

  • How can I save money on flights from Detroit to Ko Samui with momondo?

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • How does momondo find its flight prices?

    We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Traveling to a place near Ko Samui?

Book flights to Ko Samui if you plan to visit one of these locations
Ko Pha Ngan
Ko Tao
Khanom

Why use momondo?

Why should I use momondo to find a flight deal from Detroit to Ko Samui?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Detroit to Ko Samui. momondo saves you time and could save you money on your trip.

Can I find flights from Detroit to Ko Samui with flexible booking policies on momondo?

Yes. All flights to Ko Samui from Detroit on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Detroit to Ko Samui?

momondo provides multiple filters to help you find the best flight to Ko Samui from Detroit. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Detroit to Ko Samui right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Detroit to Ko Samui flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Tue 9/15
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