Title: Cheap Flights from Phnom Penh (PNH) to Samui Intl. Airport (USM) - Expedia.ca ![](https://images.trvl-media.com/place/6035013/26cceeb4-7a5f-4132-838c-9d0a557db5d2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/6035013/26cceeb4-7a5f-4132-838c-9d0a557db5d2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Phnom Penh (PNH) to Samui Intl. Airport (USM) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from Phnom Penh Intl. Airport (PNH) to Samui Intl. Airport (USM) - ![Air Canada](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AC.svg) Air Canada [](https://www.expedia.ca/Flights-Search?leg1=from:pnh,to:usm,departure:22/10/2025TANYT&leg2=from:usm,to:pnh,departure:29/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AC"}}]) - ![WestJet](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_WS.svg) WestJet [](https://www.expedia.ca/Flights-Search?leg1=from:pnh,to:usm,departure:22/10/2025TANYT&leg2=from:usm,to:pnh,departure:29/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WS"}}]) - ![Flair Airlines](https://a.travel-assets.com/air/airlines/f8_sq.svg) Flair Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:pnh,to:usm,departure:22/10/2025TANYT&leg2=from:usm,to:pnh,departure:29/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"F8"}}]) - ![American Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:pnh,to:usm,departure:22/10/2025TANYT&leg2=from:usm,to:pnh,departure:29/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![United](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.ca/Flights-Search?leg1=from:pnh,to:usm,departure:22/10/2025TANYT&leg2=from:usm,to:pnh,departure:29/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![Delta](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.ca/Flights-Search?leg1=from:pnh,to:usm,departure:22/10/2025TANYT&leg2=from:usm,to:pnh,departure:29/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![Porter Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_PD.svg) Porter Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:pnh,to:usm,departure:22/10/2025TANYT&leg2=from:usm,to:pnh,departure:29/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"PD"}}]) ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 30% on select hotels after you book a flight\* ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.ca/login) Flight from Phnom Penh to Samui Intl. Airport (PNH - USM) route information | Origin airport | Phnom Penh Intl. | | --- | --- | | Destination airport | Samui Intl. Airport | | Distance | 564 km | ## Phnom Penh to Koh Samui Flights **The easy way to book your flights from Phnom Penh to Samui Intl. Airport**  With Expedia, it’s simple to find and book flights to Samui Intl. Airport from Phnom Penh whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from airlines that cover this route. There are nonstop flights to Samui Intl. Airport, too.   Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Phnom Penh to Samui Intl. Airport today, tomorrow, or this week.   **Save dollars with cheap flights from Phnom Penh Intl., PNH to Samui Intl. Airport, USM**  Sort your search results by price to find great deals on your flight from Phnom Penh to Samui Intl. Airport—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Samui Intl. Airport from Phnom Penh currently is just rising to .   Here are more money-saving tips:  - Fly in when flight prices are normally at their lowest  - Book about a month to 6 weeks before you travel for the best prices to Samui Intl. Airport   - Avoid peak season and weekends when flights can cost more - Early morning and late-night flights are sometimes cheaper, so try varying your travel times  - One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!  **Reasons to choose Expedia for your flight to Samui Intl. Airport from Phnom Penh**  Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Samui Intl. Airport with Expedia today. ## Frequently asked questions ### How much is a flight from Phnom Penh Airport to Ko Samui Airport (USM)? > Based on fares listed within the last 7 days on Expedia for flights departing within the next year, round-trip flights between Phnom Penh Airport and USM start from . Make your booking ASAP to score the best price for your big adventure. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from Phnom Penh Airport to Ko Samui Airport (USM)? > The majority of flights can be conveniently cancelled online, but whether or not you incur a fee varies between airlines. If you do have to cancel your escape, follow the instructions in the [Customer Service Portal](https://www.expedia.ca/helpcenter). ### How do I find cheap flights from Phnom Penh Intl. Airport (PNH) to Ko Samui Airport (USM) that have flexible change policies? > Flights from Phnom Penh Intl. Airport (PNH) to USM with flexible change policies are available from several carriers. Simply use our "No change fees" filter when searching. You'll only need to cover the cost difference between flights, with no additional fees to worry about. ### How many hours is the flight from Phnom Penh Intl. Airport (PNH) to Ko Samui Airport (USM)? > The flight time from Phnom Penh Intl. Airport (PNH) to Ko Samui Airport is a comfortable 2 hours and 26 minutes. You'll be lucky to finish an in-flight movie before touchdown! ### How far is the flight from Phnom Penh Airport to USM? > That new movie you've been wanting to see will just have to wait — the flight distance between Phnom Penh Airport (PNH) and Ko Samui Airport (USM) (USM) is only 570 kilometres. The captain will be instructing you to put your seat upright for landing before you know it. ### Which airlines fly direct from PNH to USM? > You won't find any airlines flying directly between Phnom Penh Intl. Airport (PNH) and USM, so be prepared to make at least one stop on your journey. A layover can be a nice way to break up a trip! ### Are PNH to Ko Samui Airport (USM) flight tickets cheaper when they're purchased at the last minute? > Tickets from PNH to Ko Samui Airport are available up to a year before departure on Expedia. And although you may pick up great last-minute deal, it's never something you can count on. Also, booking your flights ahead of time means you'll have more options — and you can avoid being wedged in the dreaded middle seat! We regularly update our fares to make sure you get the biggest bargains, so check back often for all the latest specials. ## Explore a world of travel with Expedia - Flights ### Flights - [Flights from Can Tho to Koh Samui](https://www.expedia.ca/lp/flights/10260/6035013/can-tho-to-koh-samui) - [Flights from New Cumberland to Koh Samui](https://www.expedia.ca/lp/flights/10384/6035013/new-cumberland-to-koh-samui) - [Flights from Kitchener to Koh Samui](https://www.expedia.ca/lp/flights/10579/6035013/kitchener-to-koh-samui) - [Flights from Vernon to Koh Samui](https://www.expedia.ca/lp/flights/10619/6035013/vernon-to-koh-samui) - [Flights from Emerald to Koh Samui](https://www.expedia.ca/lp/flights/1137/6035013/emerald-to-koh-samui) - [Flights from Matthew Town to Koh Samui](https://www.expedia.ca/lp/flights/11611/6035013/matthew-town-to-koh-samui) - [Flights from Gabes to Koh Samui](https://www.expedia.ca/lp/flights/1272/6035013/gabes-to-koh-samui) - [Flights from Hanoi to Koh Samui](https://www.expedia.ca/lp/flights/1428/6035013/hanoi-to-koh-samui) - 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