There appear to be no non-stop flights from Koh Samui to Phnom Penh at this time.... Well, or something went wrong on our side and we couldn't find anything
Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Koh Samui to Phnom Penh. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.
The minimum one-way ticket price from Koh Samui to Phnom Penh is $303 (February 2027), while the maximum is $354 (December 2026). On average, a ticket costs $328–$337.
A non-stop flight is the most convenient and comfortable way to fly from Koh Samui to Phnom Penh, despite the fact that sometimes flights with transfers can cost significantly less.
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Answers to questions about the route that travelers are most interested in.
We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.
On the Koh Samui — Phnom Penh route, ticket prices are stable. Whichever month you choose, the difference will be minimal.
There is a slight difference: it's a bit cheaper in January 2027–February 2027 (averaging $320) and slightly more in December 2026–January 2027 ($345). But overall, the difference is small.
On this route, you don't need to target specific months — prices are stable. The difference between the cheapest and most expensive period is only 7%. Book whenever it's convenient.
Monthly price variation is just 5.8%. Ticket costs on this route are among the most predictable.
All airports
There appear to be no non-stop flights from Koh Samui to Phnom Penh at this time.... Well, or something went wrong on our side and we couldn't find anything
starting at $302
starting at $333
The route Koh Samui — Phnom Penh is served by several airlines: Bangkok Airways and Scoot. This gives passengers more freedom in choosing flights. You can consider not only the price but also schedules, baggage policies, and onboard service. Our service compares all offers so you can find tickets from $302 and choose the most convenient option. Thanks to airline competition, you may also find promotional fares or special offers, helping you save even more. Plan your trip in advance and choose the best flights without overpaying.
The cheapest flight ticket from Koh Samui to Phnom Penh according to data for the last 48 hours costs $302
Often the best time to buy tickets from Koh Samui to Phnom Penh is 2 months before departure.
Based on statistics over the past years, the lowest prices for flights from Koh Samui to Phnom Penh can be found flying in these months: February, November, January.
The fastest flights from Koh Samui to Phnom Penh start from 7 hours 5 minutes in the air.
The following airlines operate direct flights on the route Koh Samui — Phnom Penh:
We couldn't find any special offers for flights from Koh Samui to Phnom Penh
The cheapest one-way flight from Koh Samui to Phnom Penh departs on 02/02/2027, is operated by Bangkok Airways and costs $302
The cheapest roundtrip flight from Koh Samui to Phnom Penh departs on 02/06/2027, is operated by Bangkok Airways and costs $573
Fastest flight from Koh Samui to Phnom Penh takes 7h 5m
There are no direct flights on this route.
The distance between Koh Samui and Phnom Penh is 576km (357 miles). Koh Samui and Phnom Penh are in the same time zone
There are most likely no direct flights on the Koh Samui — Phnom Penh route
