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$1,659+ Cheap flights from Ko Samui (USM) to Miami (MIA)

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 11/14. Fares are subject to change and may not be available on all flights or dates of travel.
USM — MIA
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheap flight deals from Ko Samui to Miami

Discover tips and strategies to find the most affordable flight options for your journey from Ko Samui (USM) to Miami (MIA). 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 July 29, 2025.

Round-trip from

$1,659
(British Airways)
From Ko Samui to Miami
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Find flight deals from Ko Samui to Miami

Cheapest flights from Ko Samui to Miami
Explore the most affordable flight options available from Ko Samui to Miami. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

This British Airways deal was found by Cheapflights users on 7/28. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/141:25 pmUSM - MIA
2 stops37h 15mBritish Airways
Tue 11/185:10 pmMIA - USM
2 stops39h 55mBritish Airways
Deal found 7/28$1,659

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ko Samui to Miami 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 July 29, 2025.
Use the filters below to find and compare flights from Ko Samui to Miami that are best for you.

Fly from

Ko Samui

Fly to

Miami

Route

Depart

Return

Price

Ko SamuiMiami

USM - MIA

USMMIA

Ko Samui

Fri 11/14

1:25 pm-2:40 pm

2 stops37h 15m

Miami

Tue 11/18

5:10 pm-9:05 pm

2 stops39h 55m

$1,659

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

The best insider tips for Ko Samui to Miami 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 Ko Samui to Miami trip
Airlines
Frontier

Frontier's UpFront Plus seats guarantee an empty middle seat for added comfort.


Frontier's Economy Bundle includes a carry-on, seat selection, and no change fees.

Read more about Frontierby Marisa Garcia
Spirit Airlines

Spirit's Big Front Seats offer 11 inches more legroom, ideal for long-haul comfort.


Spirit's Wi-Fi plans allow streaming; book ahead for long flights to save.

Read more about Spirit Airlinesby Daniel Scheffler
Our travel experts
Marisa Garcia

Marisa Garcia

Expert on Frontier

Marisa Garcia

Marisa Garcia

Marisa knows planes inside and out, spending 16 years working on aircraft in hangars at airports around the world. She is an aviation industry expert, specialized in airline interiors and regulations. Ten years ago, she pivoted to journalism. She shares her insights in leading aviation, travel, and business publications and on her site FlightChic.

Read more
Daniel Scheffler

Daniel Scheffler

Expert on Spirit Airlines

Daniel Scheffler

Daniel Scheffler

Daniel Scheffler is a travel writer, podcaster, and producer. Born in Africa, bred in Europe and now living in America he has traveled to 140 countries (and all 50 U.S. states). Plus he has stayed at over 2500 hotels across the globe. His original shows Everywhere and Without Maps (available on Spotify) showcase his beliefs, travel is about humanity and sharing that beauty. And thus it reminds you that you shouldn’t believe everything you think.

Read more

Best time to book a flight from Ko Samui to Miami

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

What is the cheapest time of day to fly from USM to MIA?

Find hourly flight availability from Ko Samui to Miami. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 29, 2025.

One of the essential ways to save on airfare from Ko Samui to Miami is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 59% on airfare.

What is the cheapest day to fly from Ko Samui to Miami?

Use this chart to determine the cheapest time to fly round-trip from Ko Samui to Miami. Price data was last updated on March 30, 2025.

Travelers seeking maximum savings on their Ko Samui to Miami flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Miami

Get insights into the airlines that provide service to Miami. 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 Miami. Reviews last updated July 29, 2025.
Read through reviews of airlines operating flights from Ko Samui to Miami, such as British Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
British Airways
6.6
Okay
7,208 reviews

Overall

6.6

Food

6.3

Crew

7.6

Boarding

6.9

Entertainment

6.4

Comfort

6.7

Reviews

1 / 20
6.0
Good

Anonymous,May 2025

LHR - LAX

We needed assistance (wheelchair, golf cart, whatever ) to get to next gate. We requested it. None was provided.
British Airways
6.6
Okay
7,208 reviews
British Airways
6.6
Okay
7,208 reviews

Overall

6.6

Food

6.3

Crew

7.6

Boarding

6.9

Entertainment

6.4

Comfort

6.7

Reviews

1 / 20
6.0
Good

Anonymous,May 2025

LHR - LAX

We needed assistance (wheelchair, golf cart, whatever ) to get to next gate. We requested it. None was provided.

Related info for your journey

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

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ko Samui to Miami by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Ko Samui to Miami?

    Currently, September is the cheapest month in which you can book a flight from Ko Samui to Miami (average of $232). Flying from Ko Samui to Miami in March is currently the most expensive (average of $289). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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