Cheap flights from Ko Samui to Southeast Asia from $91

The month of May is, on average, the cheapest month to fly to Southeast Asia from Ko Samui, with most prices found around $92. If you don’t want to visit Southeast Asia in May, then you should wait until August to fly from Ko Samui, when ticket prices are also cheap, with an average price of $93.

The cheapest day to depart from Ko Samui to Southeast Asia is on a Wednesday when prices can be found for as low as $177. If your travel schedule is flexible, try to avoid departing on a Tuesday because tickets tend to average around $834. These prices are subject to change though, so be sure to set up a Price Alert for flights to Southeast Asia.

At noon is the cheapest time of day to fly from Ko Samui to Southeast Asia when you can find flight prices for as low as $188. Flying to Southeast Asia at noon is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the evening because they tend to be around $834. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from Ko Samui to Bangkok Don Mueang Intl for the best Ko Samui - Southeast Asia flight prices

You are more likely to see cheaper flights to Southeast Asia from Ko Samui when booking weeks ahead of your departure date. In general, you can expect to find flights to Southeast Asia for around $244 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Southeast Asia from Ko Samui for as low as $101 on momondo.

Bangkok Airways and Scoot are the most popular carriers operating from Ko Samui to Southeast Asia

Bangkok Airways, Scoot and Thai Lion Air are the top three most popular airlines that fly to Southeast Asia from Ko Samui according to our data. Bangkok Airways is the first choice among our users, with 59% of people opting to fly with this airline when traveling to Southeast Asia. Keep in mind that there are 4 different airlines that fly to Southeast Asia on a routine basis, so you have a few additional options to choose from.

The number of flights available between Ko Samui and Southeast Asia is 380 per day as of May 2026. The most frequent departure time is 3:00PM, with 46% of daily flights leaving in the afternoon.

The number of flights available between Ko Samui and Southeast Asia is 2,663 per week as of May 2026. The most frequent departure day is Fri, with 15% of weekly flights leaving on this day.