$1,208 Cheap Flights from Colombo (CMB) to Sihanoukville (KOS)

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Popular airlines from Bandaranaike Intl. Airport (CMB) to Sihanoukville (KOS)

Cheap Flights from Colombo to Sihanoukville (CMB-KOS)

Prices were available within the past 7 days and start at $1,208 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

How much does a flight from Bandaranaike Intl. Airport (CMB) to Sihanoukville Airport (KOS) cost?
Lock in a cheap one-way flight from $1,208 or cheap return flight from Bandaranaike Intl. Airport (CMB) to Sihanoukville Airport (KOS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Bandaranaike Intl. Airport (CMB) to Sihanoukville Airport (KOS)?
Traveling in can help you save, as it's the cheapest month for flights between CMB and KOS. You'll typically find the lowest fares during off-peak months.
What is the cheapest airline that flies from Bandaranaike Intl. Airport (CMB) to Sihanoukville Airport (KOS)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest CMB to KOS flight.
How many flights per day from Bandaranaike Intl. Airport (CMB) to Sihanoukville Airport (KOS)?
You'll have to book a flight with a layover if you're traveling from Bandaranaike Intl. Airport (CMB) to Sihanoukville Airport (KOS). There are no daily direct flights on this route. However, simply filter your search to include one or more stops to find an option that works for you.
What day of the week has the most flights from CMB to KOS?
You'll usually find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Bandaranaike Intl. Airport (CMB) to Sihanoukville Airport (KOS)?
To arrive at Sihanoukville Airport (KOS) on schedule, pick a flight that takes off from Bandaranaike Intl. Airport (CMB) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Bandaranaike Intl. Airport (CMB) to Sihanoukville Airport (KOS) last-minute?
Waiting until just before your departure to book your flight from CMB to KOS generally means paying more. While you might find some last-minute offers, they're not always guaranteed. Be flexible with your travel plans for the best chance of scoring a bargain.
Is it cheaper to book a CMB to KOS flight and hotel package?
You'll typically save money by booking a CMB to KOS flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one place. After selecting your ideal accommodations and flights, consider adding extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from Bandaranaike Intl. Airport (CMB) to Sihanoukville Airport (KOS)?
Typically, it's possible to reschedule or cancel your CMB to KOS flight. However, if it's been more than 24 hours since booking, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Travel information

Origin airport
Bandaranaike Intl.
Destination airport
Sihanoukville
Distance
1637 mi

Book with confidence

Book with confidence

Colombo to Sihanoukville Flights

The cheapest times to fly from Colombo to Sihanoukville

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Colombo to Sihanoukville are during the month of . You can find some of the cheapest flights from Colombo to Sihanoukville with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Colombo to Sihanoukville

Sunday is one of the best days to book for cheap flights from Colombo to Sihanoukville: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Colombo to Sihanoukville

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Colombo to Sihanoukville in 2025. You can also book with separate airlines for your outbound and return journeys, from $1,208 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Colombo to Sihanoukville flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Colombo to Sihanoukville airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Colombo to Sihanoukville Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.