$1,406+ Cheap flights from Dallas 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 4/30. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from Dallas to Ko Samui with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap 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 April 1, 2025.
Round-trip from | $1,406 (FlightHub) |
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Find flight deals from Dallas to Ko Samui
Cheapest flights from Dallas to Ko SamuiExplore 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 April 1, 2025.
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 April 1, 2025.
This FlightHub deal was found by Cheapflights users on 3/31. 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.
This Mytrip deal was found by Cheapflights users on 3/31. 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.
This FlightHub deal was found by Cheapflights users on 3/31. 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.
This StudentUniverse deal was found by Cheapflights users on 3/31. 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight 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 April 1, 2025.
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 4/30
8:55 pm-9:10 pm
2 stops36h 15m
Ko Samui
Wed 5/7
4:25 pm-7:10 pm
2 stops38h 45m
DallasKo Samui
DFW - USM
DFWUSM
Dallas/Fort Worth
Wed 4/30
2:30 pm-6:15 pm
2 stops39h 45m
Ko Samui
Wed 5/7
8:00 am-5:32 am
3 stops33h 32m
DallasKo Samui
DFW - USM
DFWUSM
Dallas/Fort Worth
Thu 7/3
10:50 pm-10:30 am
2 stops47h 40m
Ko Samui
Sat 7/12
8:20 am-9:50 am
2 stops37h 30m
DallasKo Samui
DFW - USM
DFWUSM
Dallas/Fort Worth
Thu 7/3
10:55 pm-6:35 pm
1 stop31h 40m
Ko Samui
Sun 7/13
10:55 am-5:49 am
2 stops30h 54m
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.
Cheapflights Insights
Everything you need to know about your flight from Dallas to Ko Samui
What is the cheapest time of day to fly from DFW to USM?
Find hourly flight availability from Dallas 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 April 1, 2025.
Unlike in the morning, when flights are generally more expensive, you can save up to 56% on flights from Dallas to Ko Samui by exploring options for tickets in the afternoon.
What is the cheapest day to fly from Dallas to Ko Samui?
Use this chart to determine the cheapest time to fly round-trip from Dallas to Ko Samui. Price data was last updated on March 23, 2025.
Travelers seeking maximum savings on their Dallas to Ko Samui flight should consider departing on Thursday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Rainfall in Ko Samui by month
Plan your trip to Ko Samui by taking into account the average rainfall totals by month.
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.
Temperature in Ko Samui by month
Plan your trip to Ko Samui by taking into account the average temperature totals by month.
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).
Reviews of airlines servicing Ko Samui
Get insights into the airlines that provide service to Ko Samui. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ko Samui. Reviews last updated April 1, 2025.
Crew
Entertainment
Food
Boarding
Overall
Comfort
Reviews
Anonymous,Mar 2025
BOS - HKG
Crew
Entertainment
Food
Boarding
Overall
Comfort
Reviews
Anonymous,Mar 2025
BOS - HKG
Crew
Entertainment
Food
Boarding
Overall
Comfort
Reviews
Anonymous,Mar 2025
BOS - HKG