฿6,440 Cheap Flights from Sihanoukville (KOS) to Bangkok (DMK)

View ฿6,440 flight on Thu, 22 Jan 2026Opens in a new window

Popular airlines from Sihanoukville (KOS) to Don Mueang Intl. Airport (DMK)

    notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
    deals illustration

    Book smarter

    Save up to 40% on select hotels after you book a flight*
    trophy illustration

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Sihanoukville (KOS) to Bangkok (DMK)

Prices were available within the past 7 days and start at ฿6,440 for one-way flights and ฿11,875 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

AirAsia Cambodia
Tue, 11 Nov - Thu, 13 Nov
KOS
Sihanoukville
DMK
Bangkok
฿11,875 Return, found 5 hours ago
฿11,875
Return
found 5 hours ago
Select AirAsia Cambodia flight, departing Tue, 11 Nov from Sihanoukville to Bangkok, returning Thu, 13 Nov, priced at ฿11,875 found 5 hours ago
AirAsia Cambodia
Tue, 11 Nov - Thu, 13 Nov
KOS
Sihanoukville
DMK
Bangkok
฿11,942 Return, found 5 hours ago
฿11,942
Return
found 5 hours ago
Select AirAsia Cambodia flight, departing Tue, 11 Nov from Sihanoukville to Bangkok, returning Thu, 13 Nov, priced at ฿11,942 found 5 hours ago
AirAsia Cambodia
Tue, 11 Nov - Thu, 13 Nov
KOS
Sihanoukville
DMK
Bangkok
฿12,180 Return, found 5 hours ago
฿12,180
Return
found 5 hours ago
Select AirAsia Cambodia flight, departing Tue, 11 Nov from Sihanoukville to Bangkok, returning Thu, 13 Nov, priced at ฿12,180 found 5 hours ago
AirAsia Cambodia
Tue, 11 Nov - Thu, 13 Nov
KOS
Sihanoukville
DMK
Bangkok
฿12,247 Return, found 5 hours ago
฿12,247
Return
found 5 hours ago
Select AirAsia Cambodia flight, departing Tue, 11 Nov from Sihanoukville to Bangkok, returning Thu, 13 Nov, priced at ฿12,247 found 5 hours ago
AirAsia Cambodia
Sat, 13 Dec - Fri, 9 Jan
KOS
Sihanoukville
DMK
Bangkok
฿13,678 Return, found 1 day ago
฿13,678
Return
found 1 day ago
Select AirAsia Cambodia flight, departing Sat, 13 Dec from Sihanoukville to Bangkok, returning Fri, 9 Jan, priced at ฿13,678 found 1 day ago
AirAsia Cambodia
Sat, 13 Dec - Fri, 9 Jan
KOS
Sihanoukville
DMK
Bangkok
฿13,745 Return, found 1 day ago
฿13,745
Return
found 1 day ago
Select AirAsia Cambodia flight, departing Sat, 13 Dec from Sihanoukville to Bangkok, returning Fri, 9 Jan, priced at ฿13,745 found 1 day ago
AirAsia Cambodia
Sat, 13 Dec - Fri, 9 Jan
KOS
Sihanoukville
DMK
Bangkok
฿13,811 Return, found 1 day ago
฿13,811
Return
found 1 day ago
Select AirAsia Cambodia flight, departing Sat, 13 Dec from Sihanoukville to Bangkok, returning Fri, 9 Jan, priced at ฿13,811 found 1 day ago
AirAsia Cambodia
Thu, 23 Oct - Thu, 30 Oct
KOS
Sihanoukville
DMK
Bangkok
฿14,043 Return, found 4 days ago
฿14,043
Return
found 4 days ago
Select AirAsia Cambodia flight, departing Thu, 23 Oct from Sihanoukville to Bangkok, returning Thu, 30 Oct, priced at ฿14,043 found 4 days ago
AirAsia Cambodia
Thu, 23 Oct - Thu, 30 Oct
KOS
Sihanoukville
DMK
Bangkok
฿14,109 Return, found 4 days ago
฿14,109
Return
found 4 days ago
Select AirAsia Cambodia flight, departing Thu, 23 Oct from Sihanoukville to Bangkok, returning Thu, 30 Oct, priced at ฿14,109 found 4 days ago
AirAsia Cambodia
Thu, 23 Oct - Thu, 30 Oct
KOS
Sihanoukville
DMK
Bangkok
฿14,196 Return, found 4 days ago
฿14,196
Return
found 4 days ago
Select AirAsia Cambodia flight, departing Thu, 23 Oct from Sihanoukville to Bangkok, returning Thu, 30 Oct, priced at ฿14,196 found 4 days ago
Flight from Sihanoukville to Bangkok route information
Origin airport
Sihanoukville
Destination airport
Don Mueang Intl.
Return price
฿11,875
Distance
493 km

Perfect flights from Sihanoukville to Bangkok

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Sihanoukville to Bangkok. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of , surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible Sihanoukville to Don Mueang Intl. ticket options cater to your travel preferences, with incredible one-way fares from ฿6,440 and roundtrip prices from ฿11,875. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Don Mueang Intl. and explore and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your to travel arrangements today and embark on the journey of a lifetime in Bangkok.

Frequently asked questions

How much is a flight from KOS to DMK?
The lowest price advertised for a round-trip flight between Sihanouk Intl. Airport and Don Mueang Intl. Airport (DMK) is ฿11,875. But you better move fast. This figure is taken from fares listed within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from KOS to Don Mueang Airport?
We understand that circumstances change unexpectedly, so we've made it as simple as possible for you to cancel your flight online. Just head to the Customer Service Portal and follow the instructions.
How do I find cheap flights from KOS to Don Mueang Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Sihanoukville Airport (KOS) to DMK flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Sihanoukville Airport (KOS) to Don Mueang Airport?
You won't need a lengthy novel for this flight — it's just 500 kilometres from Preah Sihanouk to Bangkok. Find your seat, enjoy the in-flight service and you'll be in Bangkok before you know it.
Which airlines fly direct from Sihanouk Intl. Airport to Don Mueang Intl. Airport (DMK)?
Check out the deals on offer with Thai AirAsia (FD) if you want to travel straight from Sihanoukville Airport (KOS) to Don Mueang Airport. This top carrier operates 17 monthly flights, so you're sure to find one that fits your travel plans.
Are Sihanouk Intl. Airport to DMK flight tickets cheaper when they're purchased at the last minute?
Flight prices are always on the move, so there are no guarantees. While last-minute deals between Sihanoukville Airport (KOS) and DMK are possible, it also makes sense to keep track of prices well before you fly. In fact, some airlines publish their prices up to a year prior to the departure date. Expedia is constantly updating the biggest bargains around, so keep checking and be ready to grab your seat when fare prices drop.

Explore a world of travel with Expedia

Bangkok Airports

Bangkok

Sihanoukville to Don Mueang Intl.
฿11,874.88
Sihanoukville to Suvarnabhumi Intl.
฿14,765.00
*Available to Expedia members.