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Ko Samui

$756+ Cheap flights from Dallas to Ko Samui (USM)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/22. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — USM
Jul 9 — Jul 161
Thu 7/9
Thu 7/16
1 adult, Economy
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Cheap flight deals from Dallas to Ko Samui

Cheapest flights from Dallas to Ko Samui
Explore the most affordable flight options available from Dallas to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 9, 2026.

This EVA Air deal was found by Cheapflights users on 6/4. 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 EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1212:15 am
DFW
-
USM
2 stops28h 15m
EVA Air
Thu 9/176:00 am
USM
-
DFW
2 stops26h 25m
EVA Air
Deal found 6/4$1,236
This FlightHub deal was found by Cheapflights users on 6/7. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/1312:15 am
DFW
-
USM
2 stops33h 20m
Multiple Airlines
Mon 7/206:00 am
USM
-
DFW
2 stops26h 50m
Multiple Airlines
Deal found 6/7$1,421
This Gotogate deal was found by Cheapflights users on 6/5. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1012:15 am
DFW
-
USM
2 stops32h 15m
EVA Air
Tue 7/147:50 pm
USM
-
DFW
2 stops37h 00m
EVA Air
Deal found 6/5$1,472
This lastminute.com deal was found by Cheapflights users on 6/8. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2212:15 am
DFW
-
USM
2 stops27h 05m
EVA Air
Thu 7/308:45 am
USM
-
DFW
2 stops24h 05m
EVA Air
Deal found 6/8$1,663
This FlightHub deal was found by Cheapflights users on 6/8. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/3012:15 am
DFW
-
USM
2 stops33h 20m
EVA Air
Tue 7/148:10 am
USM
-
DFW
2 stops24h 40m
EVA Air
Deal found 6/8$1,719
This Justfly.com deal was found by Cheapflights users on 6/7. 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.
Sun 6/2812:15 am
DFW
-
USM
2 stops25h 30m
EVA Air
Mon 7/68:50 pm
USM
-
DFW
2 stops36h 00m
EVA Air
Deal found 6/7$1,779
This Trip.com deal was found by Cheapflights users on 6/5. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/304:55 pm
DFW
-
USM
2 stops31h 10m
Multiple Airlines
Thu 1/77:55 am
USM
-
DFW
2 stops44h 15m
Multiple Airlines
Deal found 6/5$1,874
This Mytrip deal was found by Cheapflights users on 6/8. 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.
Tue 6/3012:15 am
DFW
-
USM
2 stops32h 35m
Multiple Airlines
Tue 7/1412:30 pm
USM
-
DFW
3 stops43h 05m
Multiple Airlines
Deal found 6/8$2,118
This Mytrip deal was found by Cheapflights users on 6/5. 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.
Sat 7/1112:30 pm
DFW
-
USM
3 stops31h 15m
Multiple Airlines
Tue 7/147:50 pm
USM
-
DFW
2 stops35h 45m
Multiple Airlines
Deal found 6/5$2,240
This Booking.com deal was found by Cheapflights users on 6/7. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/142:33 pm
DFW
-
USM
3 stops30h 47m
Qatar Airways
Mon 7/207:50 pm
USM
-
DFW
2 stops31h 50m
Qatar Airways
Deal found 6/7$2,382
This Trip.com deal was found by Cheapflights users on 6/8. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2212:15 am
DFW
-
USM
2 stops27h 05m
Multiple Airlines
Thu 7/3011:55 am
USM
-
DFW
1 stop42h 30m
Multiple Airlines
Deal found 6/8$2,386

Find flight deals from Dallas to Ko Samui

Discover tips and strategies to find the most affordable flight options for your journey from Dallas (A78) 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 June 9, 2026.

Round-trip from

$1,236
(EVA Air)

One-way from

$756
(FlightHub)
From Dallas to Ko Samui
Search Deals
One-way flight from Dallas to Ko Samui
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated June 9, 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

Cheapest round-trip

DallasKo Samui

DFW - USM

DFWUSM

Dallas/Fort Worth

Fri 7/10

12:15 am-8:30 pm

2 stops32h 15m

Ko Samui

Tue 7/14

7:50 pm-8:50 pm

2 stops37h 00m

$1,472

DallasKo Samui

DFW - USM

DFWUSM

Dallas/Fort Worth

Sat 7/11

10:50 pm-7:30 am

3 stops44h 40m

Ko Samui

Tue 7/14

3:50 pm-3:40 pm

3 stops35h 50m

$3,095

DallasKo Samui

DFW - USM

DFWUSM

Dallas/Fort Worth

Mon 6/29

5:45 pm-1:45 pm

3 stops32h 00m

Ko Samui

Mon 7/6

3:50 pm-3:40 pm

3 stops35h 50m

$3,699

DallasKo Samui

DFW - USM

DFWUSM

Dallas/Fort Worth

Thu 6/11

12:15 am-2:45 pm

2 stops26h 30m

Ko Samui

Sun 6/21

9:00 pm-8:25 pm

2 stops35h 25m

$3,821

DallasKo Samui

DFW - USM

DFWUSM

Dallas/Fort Worth

Tue 7/14

10:50 pm-7:30 am

3 stops44h 40m

Ko Samui

Mon 7/20

3:50 pm-3:40 pm

3 stops35h 50m

$3,881
Quickest round-trip

DallasKo Samui

DFW - USM

DFWUSM

Dallas/Fort Worth

Wed 6/17

12:15 am-4:35 pm

2 stops28h 20m

Ko Samui

Tue 6/23

8:45 am-8:25 pm

2 stops23h 40m

$4,061

DallasKo Samui

DFW - USM

DFWUSM

Dallas/Fort Worth

Mon 6/15

10:50 pm-3:45 pm

2 stops28h 55m

Ko Samui

Mon 6/22

7:10 pm-3:40 pm

2 stops32h 30m

$5,080

DallasKo Samui

DFW - USM

DFWUSM

Dallas/Fort Worth

Thu 7/23

6:20 pm-5:05 pm

3 stops34h 45m

Ko Samui

Thu 7/30

3:30 pm-3:40 pm

3 stops36h 10m

$5,582

DallasKo Samui

DFW - USM

DFWUSM

Dallas/Fort Worth

Sun 6/14

10:50 pm-4:20 pm

2 stops29h 30m

Ko Samui

Wed 6/24

9:00 pm-3:40 pm

2 stops30h 40m

$6,018

DallasKo Samui

DFW - USM

DFWUSM

Dallas/Fort Worth

Wed 6/17

6:20 pm-9:20 am

2 stops27h 00m

Ko Samui

Fri 6/26

5:55 pm-9:50 am

2 stops27h 55m

$6,023

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/5

Showing 1-10 of 14 resultsSorted by cheapest first
1
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Best time to book a flight from Dallas to Ko Samui

Have a flexible travel schedule? Discover the best time to fly to Ko Samui from Dallas 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 Dallas to Ko Samui

How often are flights from Dallas to Ko Samui delayed?

About 26% of weekly flights between Dallas and Ko Samui have experienced delays in the past year, with the average delay time being 149 minutes.

What is the most punctual flight time for Dallas to Ko Samui flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Monday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Dallas to Ko Samui flights?

Over the last year, Delta have had the lowest number of delays on this route, with just 18% of flights being delayed.

Related info for your journey

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

  • What airport do you fly into for flights to Ko Samui from Dallas?

    For a flight from Dallas to Ko Samui, you will be flying into Ko Samui. Ko Samui (USM) is just 2.1 mi from the center of the city. Ko Samui is the only Ko Samui airport and it handles 0 inbound flights from Dallas per day. 0 airlines have flights to Ko Samui from Dallas on a regular basis.

  • How long is the flight from Dallas to Ko Samui?

    Airlines like EVA Air fly from Dallas to Ko Samui in about 32h 15m. The time it takes to get you to your destination can typically vary by up to . The distance between Dallas and Ko Samui is about 9289 mi.

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

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

  • How can I find direct flights from Dallas to Ko Samui?

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

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

    Yes. Cheapflights offers flight deals from Dallas 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.

See more FAQs

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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