For domestic flights, proceed to document check before heading to the domestic concourse with shops, restaurants, and lounges.

Most accurate provider | Mytrip 3 stars |
|---|---|
Most trusted provider | Mytrip 3 stars |
Round-trip from | $162 (Bangkok Airways) |
One-way from | $73 (Booking.com) |
Popular in | August |
Cheapest in | September |
Average price | $218 |
Good round-trip deal | $210 or less |
Good one-way deal | $113 or less |
Fly from
Fly to
Route
Depart
Return
Price
BangkokKo Samui
BKK - USM
BKKUSM
Bangkok Suvarnabhumi
dom. 3/22
7:45 pm-9:20 pm
Nonstop1h 35m
Ko Samui
vie. 3/27
7:00 am-8:15 am
Nonstop1h 15m
BangkokKo Samui
BKK - USM
BKKUSM
Bangkok Suvarnabhumi
jue. 11/20
6:10 am-7:45 am
Nonstop1h 35m
Ko Samui
mar. 11/25
4:30 pm-5:45 pm
Nonstop1h 15m
BangkokKo Samui
BKK - USM
BKKUSM
Bangkok Suvarnabhumi
mar. 11/25
6:00 am-7:10 am
Nonstop1h 10m
Ko Samui
vie. 11/28
5:40 pm-6:55 pm
Nonstop1h 15m
BangkokKo Samui
BKK - USM
BKKUSM
Bangkok Suvarnabhumi
mar. 1/27
6:00 am-7:10 am
Nonstop1h 10m
Ko Samui
mar. 2/10
7:55 am-9:10 am
Nonstop1h 15m
BangkokKo Samui
BKK - USM
BKKUSM
Bangkok Suvarnabhumi
jue. 11/27
6:00 am-7:10 am
Nonstop1h 10m
Ko Samui
jue. 12/4
8:30 am-9:45 am
Nonstop1h 15m
BangkokKo Samui
BKK - USM
BKKUSM
Bangkok Suvarnabhumi
mié. 1/21
6:00 am-7:10 am
Nonstop1h 10m
Ko Samui
mié. 1/21
7:35 pm-9:10 pm
Nonstop1h 35m
BangkokKo Samui
BKK - USM
BKKUSM
Bangkok Suvarnabhumi
lun. 2/9
6:00 am-7:10 am
Nonstop1h 10m
Ko Samui
sáb. 2/14
7:55 am-9:10 am
Nonstop1h 15m
BangkokKo Samui
BKK - USM
BKKUSM
Bangkok Suvarnabhumi
vie. 11/14
6:10 am-7:45 am
Nonstop1h 35m
Ko Samui
mar. 11/18
7:00 pm-8:15 pm
Nonstop1h 15m
BangkokKo Samui
BKK - USM
BKKUSM
Bangkok Suvarnabhumi
mié. 11/26
6:10 am-7:45 am
Nonstop1h 35m
Ko Samui
vie. 11/28
6:35 pm-8:10 pm
Nonstop1h 35m
BangkokKo Samui
BKK - USM
BKKUSM
Bangkok Suvarnabhumi
vie. 11/21
6:10 am-7:45 am
Nonstop1h 35m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*3 stars |
To ensure you get the cheapest price possible for a flight from Bangkok Suvarnabhumi Airport to Ko Samui, you should look to book at least 68 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Currently, June is the cheapest month in which you can book a flight from Bangkok Suvarnabhumi Airport to Ko Samui (average of $20). Flying from Bangkok Suvarnabhumi Airport to Ko Samui in December is currently the most expensive (average of $54). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
One of the essential ways to save on airfare from Bangkok Suvarnabhumi Airport to Ko Samui is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 6% on airfare.
Travelers seeking maximum savings on their Bangkok Suvarnabhumi Airport to Ko Samui flight should consider departing on Monday mornings when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
About 18% of weekly flights between Bangkok and Ko Samui have experienced delays in the past year, with the average delay time being 92 minutes.
Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
Saturday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.
Over the last year, Etihad Airways have had the lowest number of delays on this route, with just 7% of flights being delayed.
Crew
Boarding
Comfort
Entertainment
Food
Overall
Reviews
Douglas,May 2025
USM - HKG
Crew
Boarding
Comfort
Entertainment
Food
Overall
Reviews
Douglas,May 2025
USM - HKG
Crew
Boarding
Comfort
Entertainment
Food
Overall
Reviews
Douglas,May 2025
USM - HKG
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$56 | Average$136 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$96 | Average$140 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$135 | Average$270 | FlexibilityNo cancel fee | On-time74% |