Consider Premium Seats with 35” separation for more comfort on long flights.
Frontier's Economy Bundle includes a carry-on bag, seat selection, and no change fees.
$627+ Cheap flights from Miami (MIA) 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 5/4. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — USM
Apr 22 — Apr 291
1 adult, Economy
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Find cheap flights from Miami 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 Miami to Ko Samui
Discover tips and strategies to find the most affordable flight options for your journey from Miami (MIA) 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 17, 2025.
Most accurate provider | AranGrant 3 stars |
|---|---|
Most trusted provider | AranGrant 3 stars |
Round-trip from | $1,603 (oojo) |
One-way from | $627 (Kiwi.com) |
Find flight deals from Miami to Ko Samui
Cheapest flights from Miami to Ko SamuiExplore the most affordable flight options available from Miami to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.
Explore the most affordable flight options available from Miami to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.
This oojo deal was found by Cheapflights users on 4/17. 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.
Sun 6/110:35 amMIA - USM
2 stops34h 40mTurkish Airlines
Sun 6/87:15 pmUSM - MIA
2 stops36h 05mTurkish Airlines
Deal found 4/17![Turkish Airlines logo]()
$1,603
This StudentUniverse deal was found by Cheapflights users on 4/17. 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.
Sun 6/18:50 amMIA - USM
3 stops35h 30mMultiple Airlines
Sun 6/810:55 amUSM - MIA
2 stops42h 54mMultiple Airlines
Deal found 4/17![Multiple Airlines logo]()
$2,148
Cheapflights Fare Finder
Customize your flight search to find flights from Miami 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 17, 2025.
Use the filters below to find and compare flights from Miami to Ko Samui that are best for you.
Fly from
Miami
Fly to
Ko Samui
Route
Depart
Return
Price
MiamiKo Samui
MIA - USM
MIAUSM
Miami
Sat 5/31
10:15 pm-8:30 pm
2 stops35h 15m
Ko Samui
Sat 6/7
3:20 pm-8:20 pm
2 stops40h 00m
$1,919
MiamiKo Samui
MIA - USM
MIAUSM
Miami
Sat 5/31
8:35 am-9:35 pm
3 stops50h 00m
Ko Samui
Sat 6/7
10:55 am-5:50 am
2 stops29h 55m
$2,327
MiamiKo Samui
MIA - USM
MIAUSM
Miami
Sun 5/4
5:45 am-7:20 am
3 stops38h 35m
$627
MiamiKo Samui
MIA - USM
MIAUSM
Miami
Sun 5/4
7:40 pm-4:50 pm
2 stops34h 10m
$924
Compare providers for flights from Miami to Ko Samui
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Miami to Ko Samui in April.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Miami-Ko Samui flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Miami-Ko Samui flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Miami-Ko Samui flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Miami-Ko Samui flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Miami-Ko Samui flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
The best insider tips for Miami 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 Miami to Ko Samui trip
Airlines
![Frontier]()
Frontier
![Southwest]()
Southwest
Enjoy free snacks and non-alcoholic drinks, plus a free drink on special occasions.
Two free checked bags included, even oversized like skis or golf clubs.
![Spirit Airlines]()
Spirit Airlines
Purchase Big Front Seats for 11 extra inches of legroom and larger tray tables.
Use the Spirit Bag-O-Tron tool to compare baggage fees and save money.
Our travel experts
Best time to book a flight from Miami to Ko Samui
Have a flexible travel schedule? Discover the best time to fly to Ko Samui from Miami 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 Miami to Ko Samui
What is the cheapest time of day to fly from MIA to USM?
Find hourly flight availability from Miami 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 17, 2025.
It’s optimal to fly from Miami to Ko Samui in the morning. By choosing this option you can save up to 77% on the cost of your flight, compared to a flight in the afternoon.
What is the cheapest day to fly from Miami to Ko Samui?
Use this chart to determine the cheapest time to fly round-trip from Miami to Ko Samui. Price data was last updated on March 30, 2025.
Travelers seeking maximum savings on their Miami to Ko Samui flight should consider departing on Thursday mornings when fares are most often at their lowest. Wednesday 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 17, 2025.
Overall
7.5
Food
7.2
Boarding
7.9
Comfort
7.6
Entertainment
7.7
Crew
8.0
Reviews
1 / 20
2.0
MediocreAnonymous,Mar 2025
BOS - HKG
Overall
7.5
Food
7.2
Boarding
7.9
Comfort
7.6
Entertainment
7.7
Crew
8.0
Reviews
1 / 20
2.0
MediocreAnonymous,Mar 2025
BOS - HKG
Overall
7.5
Food
7.2
Boarding
7.9
Comfort
7.6
Entertainment
7.7
Crew
8.0
Reviews
1 / 20
2.0
MediocreAnonymous,Mar 2025
BOS - HKG
Overall
7.5
Food
7.2
Boarding
7.9
Comfort
7.6
Entertainment
7.7
Crew
8.0
Reviews
1 / 20
2.0
MediocreAnonymous,Mar 2025
BOS - HKG
Related info for your journey
Find useful and relevant information for your journey from Miami to Ko Samui. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Miami?
Book flights to Miami if you plan to visit one of these locationsKo Tao
Ko Pha Ngan
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Alternative routes for Miami to Ko Samui
See prices for flight routes from nearby airports that may be better suited for you.
Top airline flying from Miami to Ko Samui
Discover the top airline that operate flights from Miami to Ko Samui. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 17, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$1,338 | Average$1,479 | FlexibilityNo cancel fee | On-time68% |