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Latest Flight Deals from Denver to Koh Samui

Book one-way or return flights from Denver to Koh Samui from as little as NZD 1,377. Choose from the popular airlines below and book your flight today!

  • One way
  • Round-trip
      • DEN21:20
        34h 55m
        2 stops
        USM21:15
        Tue, Jul 2|Denver - Koh Samui|United Airlines
        NZD 1,377NZD 4,204
        67% OFF
        67% OFF
        NZD 4,204NZD 1,377
      • DEN20:20
        33h 10m
        2 stops
        USM18:30
        Wed, May 1|Denver - Koh Samui|United Airlines
        NZD 2,076NZD 4,204
        51% OFF
        51% OFF
        NZD 4,204NZD 2,076
      • DEN19:35
        30h 10m
        2 stops
        USM14:45
        Tue, Jul 2|Denver - Koh Samui|Turkish Airlines
        NZD 2,307NZD 4,204
        45% OFF
        45% OFF
        NZD 4,204NZD 2,307
      • DEN20:23
        32h 57m
        2 stops
        USM18:20
        Tue, May 14|Denver - Koh Samui|United Airlines
        NZD 2,849
        NZD 2,849
      • DEN18:35
        25h
        2 stops
        USM08:35
        Wed, May 1|Denver - Koh Samui|British Airways
        NZD 2,943
        NZD 2,943
      • DEN13:00
        3h 5m
        Direct
        USM14:00
        Sun, May 5|Denver - Koh Samui|United Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Searching for the best last minute flight from Denver to Koh Samui? Find one-way or return flights that are affordable and fit your itinerary.

Trip.com monitors the ticket fares of flights from Denver to Koh Samui. Stay updated on price trends and snag the best deals for your upcoming trip.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Airlines Flying from Denver to Koh Samui

View airlines operating flights from Denver to Koh Samui. Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

United Airlines
From NZD 1,377
Turkish Airlines
From NZD 2,307
British Airways
From NZD 2,943
ANA airlines

Find more flights and airlines

Alternative Routes from Denver to Koh Samui

Discover different routes, airlines, and transfers and find the best alternative flights for your journey from Denver to Koh Samui.

  • Cheapest
    United Airlines
    DEN
    21:20
    34h 55m
    2 transfer
    USM
    21:15
    Denver International Airport - Samui International Airport
    Tue, Jul 2United Airlines
    NZD 1,377
  • United Airlines
    DEN
    21:20
    34h 55m
    2 transfer
    USM
    21:15
    Denver International Airport - Samui International Airport
    Tue, Jul 2United Airlines
    NZD 1,377
    Find More Flights

How do I find the cheapest flights?

  • When are flight tickets from Denver (DEN) to Koh Samui (USM) the cheapest?

    Airlines adjust prices for flights from Denver to Koh Samui based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Denver (DEN) to Koh Samui (USM) cost?

    According to Trip.com's data, the lowest price is around NZD 4,963.

  • What is the transportation method from the main airport to downtown in Koh Samui?

    • The distance from Samui International Airport to downtown is about 3km. It takes about 20 minutes by taxi.

How to find a cheap flight from Denver to Koh Samui

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Denver to Koh Samui. Book your flights at the right time and save more.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com
Flight Information from Denver to Koh Samui

Off-season for travel

April

Peak season for travel

November

Flight distance

13,958.64km

Popular airline

American Airlines

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