App
Customer Support
MYR
Find Bookings
Worldwide Coverage
Worldwide Coverage
Flights to over 5,000 cities
One-stop Service Guarantee
One-stop Service Guarantee
Price guaranteed upon confirmed payment, booking guaranteed once tickets issued
Secure Payment
Secure Payment
Convenient & reliable booking and payment system

Cheap flight deals from Aspen to Koh Samui Starting at MYR 4,486

Discover our range of affordable one-way and round-trip flights from Aspen to Koh Samui and kick-start your next adventure today!

  • One way
  • Round-trip
      • ASE12:45
        40h 30m
        2 stops
        USM18:15
        Mon, Mar 31|Aspen - Koh Samui|United Airlines
        MYR 4,486MYR 5,825
        23% OFF
        23% OFF
        MYR 5,825MYR 4,486

        Choose United Airlines flights from Aspen to Koh Samui. The one-way connecting flight with United Airlines departs from Aspen-Pitkin County Airport on Mon, Mar 31, arriving at Samui International Airport. One-way Prices start from MYR 4,486 including taxes and charges.

      • ASE01:00 pm
        3h 5m
        Nonstop
        USM02:00 pm
        Sat, Feb 22|Aspen - 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.

Aspen to Koh Samui flight time & flight schedules

Flight info.
Departure
Arrival
Weekly Schedule

  1. UA5851

    United Airlines

    10:00

    ASE

    2.5h

    11:33

    LAX

    SMTWTFS
    Search

  2. UA152

    United Airlines

    23:15

    LAX

    15.4h

    05:40

    HKG

    SMTWTFS

  3. PG806

    Bangkok Airways

    16:15

    HKG

    3.3h

    18:35

    USM

    SMTWTFS

  4. UA5851

    United Airlines

    10:00

    ASE

    2.5h

    11:33

    LAX

    SMTWTFS
    Search

  5. CX881

    Cathay Pacific

    00:30

    LAX

    15.3h

    06:45

    HKG

    SMTWTFS

  6. CX6503

    Cathay Pacific

    16:15

    HKG

    3.3h

    18:35

    USM

    SMTWTFS

  7. UA5745

    United Airlines

    12:00

    ASE

    3.0h

    13:57

    SFO

    SMTWTFS
    Search

  8. UA001

    United Airlines

    22:40

    SFO

    17.1h

    06:45

    SIN

    SMTWTFS

  9. PG968

    Bangkok Airways

    17:20

    SIN

    1.9h

    18:15

    USM

    SMTWTFS

  10. UA5977

    United Airlines

    19:23

    ASE

    2.8h

    21:09

    SFO

    SMTWTFS
    Search

  11. CX873

    Cathay Pacific

    00:20

    SFO

    15.0h

    06:20

    HKG

    SMTWTFS

  12. CX6503

    Cathay Pacific

    16:15

    HKG

    3.3h

    18:35

    USM

    SMTWTFS
Find more flights and airlines

When is the cheapest time to fly from Aspen to Koh Samui?

Explore the best time to buy affordable tickets to Koh Samui with our price trend chart, which predicts how flight prices will change in the coming weeks from previous data.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

  • When are flight tickets from Aspen (ASE) to Koh Samui (USM) the cheapest?

    Airlines adjust prices for flights from Aspen to Koh Samui based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Aspen (ASE) to Koh Samui (USM) cost?

    According to Trip.com's data, the lowest price is around MYR 6,025.

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

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

  • How many airports are there in Koh Samui (USM)?

    There are 1 airport(s) near Koh Samui (USM): Samui International Airport.

How to find a cheap flight from Aspen to Koh Samui

Understanding the common pitfalls when booking your flight tickets can help you save massively when it comes time to fly. We’ve listed our six essential steps to keep in mind when you’re booking flight tickets to help you find the best price.
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 Info | Aspen to Koh Samui

Off-season for travelMarch
Peak season for travelDecember
Flight distance13,920.14 km
Popular airlineUnited Airlines

Contact Us

About

Other Services

Payment Methods
Our Partners
Copyright © 2025 Trip.com Travel Singapore Pte. Ltd. All rights reserved
Site Operator: Trip.com Travel Singapore Pte. Ltd.