฿9,185 Cheap Flights from Samui Intl. Airport (USM) to Phnom Penh (PNH)

The lowest price advertised for a round-trip flight from USM to PNH is ฿15,065. But you better move fast. 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.

Each air carrier has its own set of terms and conditions. If you do decide to cancel, follow the simple instructions on our Customer Service Portal.

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 Ko Samui Airport to Phnom Penh Intl. Airport (PNH) flights, you’ll see a “no change fees” filter for you to select.

It’s just 570 kilometres from Ko Samui Airport to Phnom Penh Airport. Chances are you’ll spend more time travelling to and from the airport than actually flying!

Unfortunately, there are no airlines that fly directly between USM and PNH. You’ll need to book a flight with one or more stops.

Flight prices from Ko Samui Airport (USM) to PNH are available up to a year prior to departure on Expedia. And although you may occasionally score a great last-minute deal, it’s not something you should bank 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’re constantly updating our fares to make sure you get the biggest bargains, so check back often for all the latest specials.