฿2,730 Find Cheap Flights from Bangkok to Ko Samui

The absolute cheapest return flight from Bangkok to Ko Samui costs ฿5,657 on the route between Bangkok Suvarnabhumi Airport (BKK) and Ko Samui (USM). However, over the past month, flights between Rayong (UTP) and Ko Samui (USM) were, on average, 23% cheaper than other Bangkok-Ko Samui routes. The most popular route is between Bangkok Suvarnabhumi Airport (BKK) and Ko Samui (USM).

For Bangkok to Ko Samui, Sunday is the cheapest day to fly on average and Wednesday is the most expensive. Flying from Ko Samui back to Bangkok, the best deals are generally found on Monday, with Tuesday being the most expensive.

The cheapest month for flights from Bangkok to Ko Samui is November, where tickets cost ฿6,775 (return) on average. On the other hand, the most expensive months are July and August, where the average cost of round-trip tickets is ฿10,097 and ฿9,735 respectively.

To get a below average price on the flight from Bangkok to Ko Samui, you should book around 14 weeks before departure, which saves you about 17% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 25 weeks before departure.

Weekly flights between Bangkok and Ko Samui historically see delays in approximately 16% of cases, with the average delay over the past year being 92 minutes.

Typically, flights leaving at night tend to face fewer delays, whereas flights in the early afternoon have historically encountered delays more often.

Statistically, Wednesday is the day of the week with the fewest delays on this flight route, while Friday has typically experienced more delays than other days.

Based on our data, Bangkok Airways have experienced the fewest delays on this route in the past 12 months, with only about 16% of their flights encountering any delays.

There are 3 cabin class options for the route. These are Business, Economy and Prem Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

Each day, there are between 24 and 27 direct flights that take off from Bangkok and land in Ko Samui, with an average flight time of 1h 12m. The most common departure time is 06:00 and most flights take off in the morning. Each week, there are 182 flights. The most frequent day of departure is Thursday, when 15% of all weekly flights depart. The fewest flights depart on a Monday.