USM - CMB

฿8,756 Find Cheap Flights from Ko Samui to Colombo – Compare and Save

1 adult
1 adult, Economy, 0 bags

Save 16% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Everything you should know

Cheapest return flight
฿17,380
Typical prices: ฿23,080-฿23,507
Multiple Airlines
Mon 22/10Sun 28/10
USM - CMB • 1 stop
Cheapest one-way flight
฿8,756
Typical prices: ฿10,967-฿13,099
Multiple Airlines
Sat 13/10
USM - CMB • 2 stops
Direct flights
Not available
There are currently no direct flights between Ko Samui and Colombo Bandaranaike Intl Airport. You'll need to take a connecting flight to reach the destination.
Insights
Insights
Start a new search
KAYAK searches hundreds of sites at once to find you the best travel deals.
We hope you enjoy your trip to Colombo Bandaranaike Intl Airport!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Ko Samui to Colombo (USM-CMB)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Ko Samui to Bandaranaike Intl

Thu 22 Oct - Wed 28 Oct
Multiple Airlines Logo
07:50 - 22:15USM  Ko Samui-CMB Colombo Bandaranaike Intl
15h 55m1 stop Bangkok Suvarnabhumi
Multiple Airlines Logo
23:10 - 20:30CMB  Colombo Bandaranaike Intl-USM Ko Samui
19h 50m1 stop Bangkok Don Mueang Intl
฿17,380Multiple Airlines
Thu 22 Oct - Wed 28 Oct
Multiple Airlines Logo
11:05 - 21:55USM  Ko Samui-CMB Colombo Bandaranaike Intl
12h 20m2 stops Singapore Changi Kuala Lumpur Intl
Multiple Airlines Logo
23:10 - 10:35CMB  Colombo Bandaranaike Intl-USM Ko Samui
9h 55m1 stop Bangkok Don Mueang Intl
฿18,112Multiple Airlines
Thu 22 Oct - Wed 28 Oct
Multiple Airlines Logo
14:30 - 22:15USM  Ko Samui-CMB Colombo Bandaranaike Intl
9h 15m2 stops Phuket City Bangkok Don Mueang Intl
Multiple Airlines Logo
22:50 - 13:50CMB  Colombo Bandaranaike Intl-USM Ko Samui
13h 30m2 stops Kuala Lumpur Intl Phuket City
฿19,377Multiple Airlines
Thu 22 Oct - Wed 28 Oct
Multiple Airlines Logo
11:45 - 22:55USM  Ko Samui-CMB Colombo Bandaranaike Intl
12h 40m2 stops Bangkok Suvarnabhumi Kuala Lumpur Intl
Multiple Airlines Logo
20:15 - 21:05CMB  Colombo Bandaranaike Intl-USM Ko Samui
23h 20m3 stops Male Dubai Intl Singapore Changi
฿36,291Multiple Airlines
Booking Insights

Price, demand, and travel trends for Ko Samui to Colombo Bandaranaike Intl Airport flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights from Ko Samui to Colombo Bandaranaike Intl Airport with more confidence.

What is the cheapest stopover airport when flying from Ko Samui to Colombo Bandaranaike Intl Airport?

Flights via Bangkok Suvarnabhumi (BKK) offer the most affordable fares, with an average return price of ฿23,773. Based on KAYAK data over the past 3 months.

When flying from Ko Samui to Colombo Bandaranaike Intl Airport, which airport offers the shortest stopover?

Bangkok Suvarnabhumi (BKK) had the shortest average connection time for Ko Samui to Colombo Bandaranaike Intl Airport stopovers at 293 minutes over the past 3 months.

Find deals

Key details for Ko Samui to Colombo Bandaranaike Intl Airport flights

Cheapest flight

฿8,756
Flights from Ko Samui to Colombo Bandaranaike Intl Airport

When to book flights from Ko Samui to Bandaranaike Intl

Are your dates flexible? Find out the best times to travel from Ko Samui to Bandaranaike Intl based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your Ko Samui to Colombo Bandaranaike Intl Airport flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines, and booking questions.

  • How long is a flight from Ko Samui to Colombo Bandaranaike Intl Airport?

    A direct flight from Ko Samui to Colombo Bandaranaike Intl Airport takes 0h 00m, covering 3,595 km.

  • Do I need a passport to fly from Ko Samui to Colombo Bandaranaike Intl Airport?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • Have flight prices from Ko Samui to Colombo Bandaranaike Intl Airport changed much recently?

    Yes. Based on fares seen in the past 5 days, return flight prices on this route showed a wide range, from about ฿17,380 to ฿36,291. That means the highest observed fare was about 2x higher than the lowest one.

  • How are flight prices from Ko Samui to Colombo Bandaranaike Intl Airport looking right now?

    One-way fares from Ko Samui to Colombo Bandaranaike Intl Airport are currently higher than usual. Average one-way flight prices are about ฿15,169, which is 27% above the typical average for this route.

  • Which car hire options are available at Colombo Bandaranaike Intl Airport (CMB)?

    Colombo Bandaranaike Intl Airport (CMB) hosts 5 major car hire companies, with daily rates starting from around ฿696 for economy cars. Top options include:
    • GREEN MOTION
    • Ace
    • AcaRent
    • Xdrive Mobility
    • SR RENT A CAR

  • Which airports can I use when flying from Ko Samui to Colombo Bandaranaike Intl Airport?

    Flights from Ko Samui to Colombo Bandaranaike Intl Airport usually depart from Ko Samui (USM) and arrive at Colombo Bandaranaike Intl (CMB).

  • Which airports do connecting flights from Ko Samui to Colombo Bandaranaike Intl Airport pass through?

    Most connecting flights from Ko Samui to Colombo Bandaranaike Intl Airport pass through Bangkok Suvarnabhumi (BKK), which handles 100% of one-stop traffic on this route. Other stopover airports each see under 5%.

  • Can I save money by using flexible dates for flights from Ko Samui to Colombo Bandaranaike Intl Airport?

    On the Ko Samui to Colombo Bandaranaike Intl Airport route, being flexible with your departure day can save you up to 2%. Saturday is the cheapest day at ฿23,073 return on average, while Thursday is the most expensive at ฿23,506 – a ฿433 difference. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • What is the time difference between Ko Samui and Colombo Bandaranaike Intl Airport?

    Colombo Bandaranaike Intl Airport is 1 hour behind Ko Samui (India Time vs Indochina Time). Plan for the time shift when scheduling connections or first-day activities.

Your guide to booking Ko Samui to Colombo Bandaranaike Intl Airport flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Saturday departure instead of Thursday. On this route, Saturday flights average ฿23,073 – about ฿433 less than Thursday (2% savings) based on the last 12 months.

More options for your flight from Ko Samui to Bandaranaike Intl

Complete your trip to Colombo with a hotel stay or car hire

Car rentals in Colombo
Hotels in Colombo