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The cost of a one-way flight from Koh Samui to Sydney ranges from $352 (February 2026) to $541 (January 2026). On average, the ticket price is about $446–$541.
A direct flight is the easiest way to get to your destination. The following airlines operate non-stop flights from Koh Samui to Sydney:
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Answers to questions about the route that travelers are most interested in.
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Unable to find information about the schedule of direct flights from
There appear to be no non-stop flights from Koh Samui to Sydney at this time.... Well, or something went wrong on our side and we couldn't find anything
starting at $272
On the Koh Samui — Sydney route, flights are operated only by Scoot. This simplifies the choice for passengers, as all tickets come from a single trusted carrier. Our service lets you instantly check fares for upcoming dates and find the most advantageous option. The minimum ticket price starts at $272, making this trip affordable for a wide range of travelers. To save even more, we recommend booking early and keeping an eye on promotions — Scoot regularly offers special deals.
The cheapest flight ticket from Koh Samui to Sydney according to data for the last 48 hours costs $272
Often the best time to buy tickets from Koh Samui to Sydney is 2 months before departure.
Based on statistics over the past years, the lowest prices for flights from Koh Samui to Sydney can be found flying in these months: February, January.
The fastest flights from Koh Samui to Sydney start from 17 hours 20 minutes in the air.
The following airlines operate direct flights on the route Koh Samui — Sydney:
The cheapest one-way flight from Koh Samui to Sydney departs on 06/18/2026, is operated by Scoot and costs $272
There is no information about the cheapest roundtrip flight from Koh Samui to Sydney
Fastest flight from Koh Samui to Sydney takes 17h 20m
There are no direct flights on this route.
The distance between Koh Samui and Sydney is 7237km (4487 miles). The time difference between Koh Samui and Sydney is 3h
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 Sydney. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.
A non-stop flight is the most convenient and comfortable way to fly from Koh Samui to Sydney, despite the fact that sometimes flights with transfers can cost significantly less.
