Cheap flights from Dallas to Ko Samui from $721

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Dallas to Ko Samui departing on 3/12. 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
0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
EVA Air Logo
10:50 pm - 7:35 am
DFW
-
USM
44h 45m
2 stops
EVA Air Logo
8:45 am - 7:55 pm
USM
-
DFW
47h 10m
2 stops
$910EVA Air
Wed, Apr 29 - Tue, May 5
EVA Air Logo
10:50 pm - 8:30 pm
DFW
-
USM
33h 40m
2 stops
EVA Air Logo
6:00 am - 7:55 pm
USM
-
DFW
49h 55m
2 stops
$911EVA Air
Wed, Apr 29 - Tue, May 5
EVA Air Logo
10:50 pm - 1:45 pm
DFW
-
USM
26h 55m
2 stops
EVA Air Logo
9:00 pm - 7:40 pm
USM
-
DFW
34h 40m
2 stops
$941EVA Air
Tue, Apr 14 - Tue, Apr 21
EVA Air Logo
10:50 pm - 3:25 pm
DFW
-
USM
28h 35m
2 stops
EVA Air Logo
9:15 am - 8:20 pm
USM
-
DFW
23h 05m
2 stops
$1,034EVA Air
Sat, Aug 22 - Fri, Aug 28
Multiple Airlines Logo
10:50 pm - 6:15 pm
DFW
-
USM
31h 25m
2 stops
Multiple Airlines Logo
9:00 pm - 7:40 pm
USM
-
DFW
34h 40m
2 stops
$1,127Multiple Airlines
Fri, Apr 17 - Fri, Apr 24
Multiple Airlines Logo
10:50 pm - 1:45 pm
DFW
-
USM
26h 55m
2 stops
Multiple Airlines Logo
3:50 pm - 11:37 pm
USM
-
DFW
43h 47m
3 stops
$1,296Multiple Airlines
Tue, Apr 14 - Tue, Apr 21
Cathay Pacific Logo
10:55 pm - 7:40 pm
DFW
-
USM
32h 45m
1 stop
Cathay Pacific Logo
11:55 am - 5:50 pm
USM
-
DFW
41h 55m
1 stop
$1,307Cathay Pacific
Tue, Apr 14 - Tue, Apr 21
Multiple Airlines Logo
10:55 pm - 12:45 pm
DFW
-
USM
25h 50m
2 stops
Multiple Airlines Logo
11:55 am - 5:50 pm
USM
-
DFW
41h 55m
1 stop
$1,318Multiple Airlines
Tue, Apr 14 - Tue, Apr 21
Multiple Airlines Logo
10:55 pm - 7:40 pm
DFW
-
USM
32h 45m
1 stop
Multiple Airlines Logo
6:00 am - 6:25 pm
USM
-
DFW
24h 25m
2 stops
$1,402Multiple Airlines
Sat, Aug 22 - Fri, Aug 28
Multiple Airlines Logo
10:55 pm - 7:40 pm
DFW
-
USM
32h 45m
1 stop
Multiple Airlines Logo
8:10 am - 5:50 pm
USM
-
DFW
21h 40m
2 stops
$1,407Multiple Airlines
Fri, Apr 17 - Fri, Apr 24

EVA Air flights from Dallas to Ko Samui

Our best EVA Air deals on Dallas to Ko Samui flight tickets
EVA Air
Apr 29
DFW10:50 pmDallas/Fort Worth
44h 45m
2 stops
USM7:35 amKo Samui
May 5
USM8:45 amKo Samui
47h 10m
2 stops
DFW7:55 pmDallas/Fort Worth
$910
EVA Air
Apr 29
DFW10:50 pmDallas/Fort Worth
33h 40m
2 stops
USM8:30 pmKo Samui
May 5
USM6:00 amKo Samui
49h 55m
2 stops
DFW7:55 pmDallas/Fort Worth
$911
EVA Air
Apr 14
DFW10:50 pmDallas/Fort Worth
26h 55m
2 stops
USM1:45 pmKo Samui
Apr 21
USM9:00 pmKo Samui
34h 40m
2 stops
DFW7:40 pmDallas/Fort Worth
$941

Cathay Pacific flights from Dallas to Ko Samui

Our best Cathay Pacific deals on Dallas to Ko Samui flight tickets
Cathay Pacific
Apr 14
DFW10:55 pmDallas/Fort Worth
32h 45m
1 stop
USM7:40 pmKo Samui
Apr 21
USM11:55 amKo Samui
41h 55m
1 stop
DFW5:50 pmDallas/Fort Worth
$1,307
Cathay Pacific
Aug 22
DFW10:55 pmDallas/Fort Worth
32h 45m
1 stop
USM7:40 pmKo Samui
Aug 28
USM11:55 amKo Samui
42h 30m
1 stop
DFW6:25 pmDallas/Fort Worth
$1,427
Cathay Pacific
Apr 17
DFW10:55 pmDallas/Fort Worth
32h 45m
1 stop
USM7:40 pmKo Samui
Apr 24
USM11:55 amKo Samui
41h 55m
1 stop
DFW5:50 pmDallas/Fort Worth
$1,435

momondo Fare Finder

 
Customize your flight search to find flights from Dallas 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 March 5, 2026.
Use the filters below to find and compare flights from Dallas to Ko Samui that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DallasKo Samui

DFW - USM

DFWUSM

Dallas/Fort Worth

Wed 4/29

10:50 pm-7:35 am

2 stops44h 45m

Ko Samui

Tue 5/5

8:45 am-7:55 pm

2 stops47h 10m

$910

DallasKo Samui

DFW - USM

DFWUSM

Dallas/Fort Worth

Wed 4/29

10:50 pm-8:30 pm

2 stops33h 40m

Ko Samui

Tue 5/5

6:00 am-7:55 pm

2 stops49h 55m

$911

DallasKo Samui

DFW - USM

DFWUSM

Dallas/Fort Worth

Tue 4/14

10:50 pm-1:45 pm

2 stops26h 55m

Ko Samui

Tue 4/21

9:00 pm-7:40 pm

2 stops34h 40m

$941

DallasKo Samui

DFW - USM

DFWUSM

Dallas/Fort Worth

Sat 8/22

10:50 pm-3:25 pm

2 stops28h 35m

Ko Samui

Fri 8/28

9:15 am-8:20 pm

2 stops23h 05m

$1,034

DallasKo Samui

DFW - USM

DFWUSM

Dallas/Fort Worth

Fri 4/17

10:50 pm-6:15 pm

2 stops31h 25m

Ko Samui

Fri 4/24

9:00 pm-7:40 pm

2 stops34h 40m

$1,127

DallasKo Samui

DFW - USM

DFWUSM

Dallas/Fort Worth

Tue 4/14

10:50 pm-1:45 pm

2 stops26h 55m

Ko Samui

Tue 4/21

3:50 pm-11:37 pm

3 stops43h 47m

$1,296

DallasKo Samui

DFW - USM

DFWUSM

Dallas/Fort Worth

Tue 4/14

10:55 pm-7:40 pm

1 stop32h 45m

Ko Samui

Tue 4/21

11:55 am-5:50 pm

1 stop41h 55m

$1,307

DallasKo Samui

DFW - USM

DFWUSM

Dallas/Fort Worth

Tue 4/14

10:55 pm-12:45 pm

2 stops25h 50m

Ko Samui

Tue 4/21

11:55 am-5:50 pm

1 stop41h 55m

$1,318

DallasKo Samui

DFW - USM

DFWUSM

Dallas/Fort Worth

Sat 8/22

10:55 pm-7:40 pm

1 stop32h 45m

Ko Samui

Fri 8/28

6:00 am-6:25 pm

2 stops24h 25m

$1,402

DallasKo Samui

DFW - USM

DFWUSM

Dallas/Fort Worth

Fri 4/17

10:55 pm-7:40 pm

1 stop32h 45m

Ko Samui

Fri 4/24

8:10 am-5:50 pm

2 stops21h 40m

$1,407

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Ko Samui from

How to get the cheapest flight ticket from Dallas to Ko Samui

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Ko Samui?

Our data shows that Wednesday is the least expensive day to fly to Ko Samui. Tickets to fly out on this day can be as low as $177. Flights from Dallas to Ko Samui on a Sunday will generally be more expensive and average around $503. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Ko Samui?

Our data shows that the cheapest Dallas to Ko Samui flights are usually those with departure times in the morning. Our users have found flights to Ko Samui in the morning for as low as $210. At noon is when there is more demand to fly to Ko Samui, so prices are often more expensive at around $371 per ticket.

Cheap Dallas to Ko Samui flight deals and tips

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

Fastest flight time

28h 35m

Direct flights

None
The fastest flight from Dallas to Ko Samui takes 28h 35m
There are no direct flights from Dallas to Ko Samui. There are no popular flight routes from Dallas to Ko Samui.
  • How far is Dallas to Ko Samui by plane?

    Ko Samui is 9303.5 mi away from Dallas. Typically, this will take 28h 35m by plane in normal conditions.

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

    Prices for flights from Dallas to Ko Samui Airport were last updated today.

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Dallas 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.

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
Khanom

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Dallas to Ko Samui for you.

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

momondo does allow users to show only those flights to Ko Samui from Dallas which offer a flexible booking policy as well as other useful filters and features.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Dallas to Ko Samui.

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

Yes momondo offers price alerts on flights to Ko Samui from Dallas. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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1 adult
Sat 4/4
Sat 4/11

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