Cheap Flights from Phnom Penh (PNH) to Samui Intl. Airport (USM)

View AU$431 flight on Thu, 28 Aug. 2025Opens in a new window

Popular airlines from Phnom Penh Intl. Airport (PNH) to Samui Intl. Airport (USM)

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Cheap Flights from Phnom Penh (PNH) to Samui Intl. Airport (USM)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Bangkok Airways
Thu, 28 Aug. - Wed, 3 Sep.
PNH
Phnom Penh
USM
Koh Samui
AU$871 Return, found 4 hours ago
AU$871
Return
found 4 hours ago
Select Bangkok Airways flight, departing Thu, 28 Aug. from Phnom Penh to Koh Samui, returning Wed, 3 Sep., priced at AU$871 found 4 hours ago
Bangkok Airways
Thu, 28 Aug. - Wed, 3 Sep.
PNH
Phnom Penh
USM
Koh Samui
AU$886 Return, found 4 hours ago
AU$886
Return
found 4 hours ago
Select Bangkok Airways flight, departing Thu, 28 Aug. from Phnom Penh to Koh Samui, returning Wed, 3 Sep., priced at AU$886 found 4 hours ago
Air Cambodia
Thu, 28 Aug. - Wed, 3 Sep.
PNH
Phnom Penh
USM
Koh Samui
AU$896 Return, found 4 hours ago
AU$896
Return
found 4 hours ago
Select Air Cambodia flight, departing Thu, 28 Aug. from Phnom Penh to Koh Samui, returning Wed, 3 Sep., priced at AU$896 found 4 hours ago
Air Cambodia
Thu, 28 Aug. - Wed, 3 Sep.
PNH
Phnom Penh
USM
Koh Samui
AU$902 Return, found 4 hours ago
AU$902
Return
found 4 hours ago
Select Air Cambodia flight, departing Thu, 28 Aug. from Phnom Penh to Koh Samui, returning Wed, 3 Sep., priced at AU$902 found 4 hours ago
Air Cambodia
Tue, 30 Sep. - Tue, 7 Oct.
PNH
Phnom Penh
USM
Koh Samui
AU$915 Return, found 6 days ago
AU$915
Return
found 6 days ago
Select Air Cambodia flight, departing Tue, 30 Sep. from Phnom Penh to Koh Samui, returning Tue, 7 Oct., priced at AU$915 found 6 days ago
Bangkok Airways
Thu, 28 Aug. - Wed, 3 Sep.
PNH
Phnom Penh
USM
Koh Samui
AU$925 Return, found 4 hours ago
AU$925
Return
found 4 hours ago
Select Bangkok Airways flight, departing Thu, 28 Aug. from Phnom Penh to Koh Samui, returning Wed, 3 Sep., priced at AU$925 found 4 hours ago
Air Cambodia
Tue, 30 Sep. - Tue, 7 Oct.
PNH
Phnom Penh
USM
Koh Samui
AU$928 Return, found 6 days ago
AU$928
Return
found 6 days ago
Select Air Cambodia flight, departing Tue, 30 Sep. from Phnom Penh to Koh Samui, returning Tue, 7 Oct., priced at AU$928 found 6 days ago
Singapore Airlines
Thu, 28 Aug. - Wed, 3 Sep.
PNH
Phnom Penh
USM
Koh Samui
AU$1,223 Return, found 4 hours ago
AU$1,223
Return
found 4 hours ago
Select Singapore Airlines flight, departing Thu, 28 Aug. from Phnom Penh to Koh Samui, returning Wed, 3 Sep., priced at AU$1,223 found 4 hours ago
Malaysia Airlines
Thu, 28 Aug. - Wed, 3 Sep.
PNH
Phnom Penh
USM
Koh Samui
AU$1,298 Return, found 4 hours ago
AU$1,298
Return
found 4 hours ago
Select Malaysia Airlines flight, departing Thu, 28 Aug. from Phnom Penh to Koh Samui, returning Wed, 3 Sep., priced at AU$1,298 found 4 hours ago
Thai Airways International
Thu, 28 Aug. - Wed, 3 Sep.
PNH
Phnom Penh
USM
Koh Samui
AU$1,313 Return, found 4 hours ago
AU$1,313
Return
found 4 hours ago
Select Thai Airways International flight, departing Thu, 28 Aug. from Phnom Penh to Koh Samui, returning Wed, 3 Sep., priced at AU$1,313 found 4 hours ago
Flight from Phnom Penh to Samui Intl. Airport route information
Origin airport
Phnom Penh Intl.
Destination airport
Samui Intl. Airport
Return price
AU$870
Distance
564 km

Your quick guide to flights from Phnom Penh to Samui Intl. Airport

Pick up great flights from Phnom Penh to Samui Intl. Airport

With Expedia, you have your pick of flights a day with 20 airlines covering flights from Phnom Penh to Samui Intl. Airport. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from Phnom Penh to Samui Intl. Airport that take around hours.

Find cheap flights from Phnom Penh to Samui Intl. Airport

From the great flight deals with prices currently ranging from AU$871 to AU$1,313, you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from Phnom Penh to Samui Intl. Airport around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Samui Intl. Airport is normally in August.

Reasons to book your flight from Phnom Penh to Samui Intl. Airport with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from Phnom Penh to Samui Intl. Airport across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Samui Intl. Airport right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Frequently asked questions

How much is a flight from PNH to Samui Airport?
The lowest price advertised for a round-trip flight between Phnom Penh Airport and Samui Airport is AU$871. But you better get a move on. This price is based on fares offered 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 Phnom Penh Intl. Airport (PNH) to Ko Samui Airport?
The majority of flights can be cancelled online, but every air carrier has its own terms and conditions. If you do decide to cancel your flight, check out our Customer Service Portal and follow the instructions.
How do I find cheap flights from PNH to Ko Samui 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 PNH to Ko Samui Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from PNH to Ko Samui Airport?
With a flight distance of 570 kilometres, it's only a short hop from PNH to Ko Samui Airport (USM). It might be a quick journey, but it's still worth packing something to keep you busy on board.
Which airlines fly direct from Phnom Penh Airport to USM?
Unfortunately, there are no airlines that fly directly between Phnom Penh Intl. Airport (PNH) and Ko Samui Airport. You'll have to book a flight with at least one stop.
Are Phnom Penh Airport to Samui Airport flight tickets cheaper when they're purchased at the last minute?
Booking your trip from Phnom Penh Airport to Ko Samui Airport (USM) last minute could save you some cash. However, it could end up costing a good deal more! If you'd rather err on the side of caution, book well ahead of your departure date. In fact, Expedia has some of the best bargains up to 12 months in advance. If your preferred air carrier hasn't released tickets yet, check back frequently as deals are updated all the time on Expedia.

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