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 Colombo to Koh Samui Starting at MYR 486

Whether you’re going for a one-way or round-trip to Koh Samui, we’ve got you covered! Check out these different flight options from Colombo below.

  • One way
  • Round-trip
      • CMB23:00
        20h
        1 stop
        USM20:30
        Sun, Mar 23|Colombo - Koh Samui|Thai AirAsia
        MYR 952MYR 1,292
        26% OFF
        26% OFF
        MYR 1,292MYR 952

        Choose Thai AirAsia flights from Colombo to Koh Samui. The one-way connecting flight with Thai AirAsia departs from Bandaranaike International Airport on Sun, Mar 23, arriving at Samui International Airport. One-way Prices start from MYR 952 including taxes and charges.

      • CMB23:00
        19h 15m
        1 stop
        USM19:45
        Sat, Mar 29|Colombo - Koh Samui|Thai AirAsia
        MYR 994MYR 1,292
        23% OFF
        23% OFF
        MYR 1,292MYR 994

        Choose Thai AirAsia flights from Colombo to Koh Samui. The one-way connecting flight with Thai AirAsia departs from Bandaranaike International Airport on Sat, Mar 29, arriving at Samui International Airport. One-way Prices start from MYR 994 including taxes and charges.

      • CMB23:15
        19h 45m
        1 stop
        USM20:30
        Sat, Apr 26|Colombo - Koh Samui|Thai AirAsia
        MYR 997MYR 1,292
        23% OFF
        23% OFF
        MYR 1,292MYR 997

        Choose Thai AirAsia flights from Colombo to Koh Samui. The one-way connecting flight with Thai AirAsia departs from Bandaranaike International Airport on Sat, Apr 26, arriving at Samui International Airport. One-way Prices start from MYR 997 including taxes and charges.

      • CMB23:15
        20h 15m
        1 stop
        USM21:00
        Wed, Apr 23|Colombo - Koh Samui|Thai AirAsia
        MYR 1,004
        MYR 1,004

        Choose Thai AirAsia flights from Colombo to Koh Samui. The one-way connecting flight with Thai AirAsia departs from Bandaranaike International Airport on Wed, Apr 23, arriving at Samui International Airport. One-way Prices start from MYR 1,004 including taxes and charges.

      • CMB23:15
        17h 45m
        1 stop
        USM18:30
        Sun, Apr 27|Colombo - Koh Samui|Thai AirAsia
        MYR 1,011
        MYR 1,011

        Choose Thai AirAsia flights from Colombo to Koh Samui. The one-way connecting flight with Thai AirAsia departs from Bandaranaike International Airport on Sun, Apr 27, arriving at Samui International Airport. One-way Prices start from MYR 1,011 including taxes and charges.

      • CMB23:00
        20h
        1 stop
        USM20:30
        Sat, Mar 22|Colombo - Koh Samui|Thai AirAsia
        MYR 1,038
        MYR 1,038

        Choose Thai AirAsia flights from Colombo to Koh Samui. The one-way connecting flight with Thai AirAsia departs from Bandaranaike International Airport on Sat, Mar 22, arriving at Samui International Airport. One-way Prices start from MYR 1,038 including taxes and charges.

      • CMB23:00
        19h 20m
        1 stop
        USM19:50
        Mon, Mar 17|Colombo - Koh Samui|Thai AirAsia
        MYR 1,043
        MYR 1,043

        Choose Thai AirAsia flights from Colombo to Koh Samui. The one-way connecting flight with Thai AirAsia departs from Bandaranaike International Airport on Mon, Mar 17, arriving at Samui International Airport. One-way Prices start from MYR 1,043 including taxes and charges.

      • CMB23:00
        9h 55m
        1 stop
        USM10:25
        Wed, Mar 5|Colombo - Koh Samui|Thai AirAsia
        MYR 1,060
        MYR 1,060

        Choose Thai AirAsia flights from Colombo to Koh Samui. The one-way connecting flight with Thai AirAsia departs from Bandaranaike International Airport on Wed, Mar 5, arriving at Samui International Airport. One-way Prices start from MYR 1,060 including taxes and charges.

      • CMB23:15
        17h 45m
        1 stop
        USM18:30
        Mon, Mar 31|Colombo - Koh Samui|Thai AirAsia
        MYR 1,062
        MYR 1,062

        Choose Thai AirAsia flights from Colombo to Koh Samui. The one-way connecting flight with Thai AirAsia departs from Bandaranaike International Airport on Mon, Mar 31, arriving at Samui International Airport. One-way Prices start from MYR 1,062 including taxes and charges.

      • CMB23:15
        20h 15m
        1 stop
        USM21:00
        Fri, Apr 25|Colombo - Koh Samui|Thai AirAsia
        MYR 1,068
        MYR 1,068

        Choose Thai AirAsia flights from Colombo to Koh Samui. The one-way connecting flight with Thai AirAsia departs from Bandaranaike International Airport on Fri, Apr 25, arriving at Samui International Airport. One-way Prices start from MYR 1,068 including taxes and charges.

      • CMB01:00 pm
        3h 5m
        Nonstop
        USM02:00 pm
        Fri, Feb 21|Colombo - Koh Samui|Thai AirAsia
        Find More Flights
        Find More Flights

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

Colombo to Koh Samui flight time & flight schedules

Flight info.
Departure
Arrival
Weekly Schedule

  1. AK046

    AirAsia

    22:55

    CMB

    3.8h

    05:10

    KUL

    SMTWTFS
    Search

  2. AK818

    AirAsia

    07:15

    KUL

    1.4h

    07:40

    HKT

    -M-W-FS

  3. PG258

    Bangkok Airways

    19:55

    HKT

    0.9h

    20:50

    USM

    SMTWTFS

  4. AK046

    AirAsia

    22:55

    CMB

    3.8h

    05:10

    KUL

    SMTWTFS
    Search

  5. AK832

    AirAsia

    10:35

    KUL

    1.6h

    11:10

    HKT

    SMTWTFS

  6. PG258

    Bangkok Airways

    19:55

    HKT

    0.9h

    20:50

    USM

    SMTWTFS

  7. AK046

    AirAsia

    22:55

    CMB

    3.8h

    05:10

    KUL

    SMTWTFS
    Search

  8. AK818

    AirAsia

    07:15

    KUL

    1.4h

    07:40

    HKT

    -M-W-FS

  9. PG256

    Bangkok Airways

    16:00

    HKT

    0.9h

    16:55

    USM

    SMTWTFS

  10. AK046

    AirAsia

    22:55

    CMB

    3.8h

    05:10

    KUL

    SMTWTFS
    Search

  11. AK832

    AirAsia

    10:35

    KUL

    1.6h

    11:10

    HKT

    SMTWTFS

  12. PG256

    Bangkok Airways

    16:00

    HKT

    0.9h

    16:55

    USM

    SMTWTFS

  13. AK046

    AirAsia

    22:55

    CMB

    3.8h

    05:10

    KUL

    SMTWTFS
    Search

  14. AK824

    AirAsia

    12:25

    KUL

    1.6h

    13:00

    HKT

    SMTWTFS

  15. PG256

    Bangkok Airways

    16:00

    HKT

    0.9h

    16:55

    USM

    SMTWTFS

  16. FD141

    Thai AirAsia

    23:15

    CMB

    3.5h

    04:15

    DMK

    SMTWTFS
    Search

  17. PG191

    Bangkok Airways

    19:35

    BKK

    1.2h

    20:45

    USM

    SMTWTFS

  18. FD141

    Thai AirAsia

    23:15

    CMB

    3.5h

    04:15

    DMK

    SMTWTFS
    Search

  19. PG185

    Bangkok Airways

    19:30

    BKK

    1.5h

    21:00

    USM

    SMTWTFS

  20. FD141

    Thai AirAsia

    23:15

    CMB

    3.5h

    04:15

    DMK

    SMTWTFS
    Search

  21. PG455

    Bangkok Airways

    18:15

    DMK

    1.5h

    19:45

    USM

    SMTWTFS

  22. FD141

    Thai AirAsia

    23:15

    CMB

    3.5h

    04:15

    DMK

    SMTWTFS
    Search

  23. PG177

    Bangkok Airways

    18:40

    BKK

    1.6h

    20:15

    USM

    SMTWTFS

  24. FD141

    Thai AirAsia

    23:15

    CMB

    3.5h

    04:15

    DMK

    SMTWTFS
    Search

  25. PG451

    Bangkok Airways

    09:05

    DMK

    1.5h

    10:35

    USM

    SMTWTFS
Find more flights and airlines

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

Price trend charts are a great way of tracking how much your flights cost in the lead up to departure and can help you choose when to book your tickets. See how prices to Koh Samui from Colombo have changed and are set to move below.

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 Colombo (CMB) to Koh Samui (USM) the cheapest?

    Airlines adjust prices for flights from Colombo 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 Colombo (CMB) to Koh Samui (USM) cost?

    According to Trip.com's data, the lowest price is around MYR 2,215.

  • 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 Colombo to Koh Samui

If you leave it until the last minute and forget to check some of the key information when booking tickets, prices can often end up skyrocketing. Below, you can find our top tips for getting the best value flights – from changing dates to chasing deals, there are plenty ways to keep your next trip affordable.
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 | Colombo to Koh Samui

Cheapest direct flight priceMYR 951
Off-season for travelMarch
Peak season for travelMay
Flight distance2,242.83 km
Popular airlineAirAsia Berhad (Malaysia)

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.