Bangkok to Koh Samui flights in June 2027 from $84 BKK, DMK → USM
Suvarnabhumi Airport (BKK), Don Mueang International Airport (DMK) → Koh Samui Airport (USM)
For departures in June 2027, the cheapest return found recently is $172 with Bangkok Airways, 3 Jun 2027 – 24 Jun 2027, found 2 days ago. The cheapest one-way found recently is $84 with Bangkok Airways, 20 Jun 2027, found 2 days ago.
Return
In June 2027, the cheapest return fare on each of 14 departure dates is usually $172 to $173. Across all 223 departure dates we hold on this route, it is usually $173 to $243. Of the 11 months with enough return fares to compare, June 2027 is usually the cheapest.
Cheapest return found recently
$172
3 Jun 2027 – 24 Jun 2027 · Bangkok Airways
Suvarnabhumi Airport (BKK) → Koh Samui Airport (USM)
out nonstop, back nonstop
found 2 days ago
It is also the cheapest return we hold, of any age.
The cheapest dates in June 2027
| Dates | From | Airline | Stops | Found | |
|---|---|---|---|---|---|
| 3 Jun 2027 – 24 Jun 2027 | $172 | Bangkok Airways | out nonstop, back nonstop | found 2 days ago | See prices for these dates |
| 5 Jun 2027 – 1 Jul 2027 | $172 | Bangkok Airways | out nonstop, back nonstop | found 2 days ago | See prices for these dates |
| 7 Jun 2027 – 28 Jun 2027 | $172 | Bangkok Airways | out nonstop, back nonstop | found 2 days ago | See prices for these dates |
| 14 Jun 2027 – 24 Jun 2027 | $172 | Bangkok Airways | out nonstop, back nonstop | found 4 days ago | See prices for these dates |
| 16 Jun 2027 – 23 Jun 2027 | $172 | Bangkok Airways | out nonstop, back nonstop | found 2 days ago | See prices for these dates |
Every date we hold
14 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 1 Jun 2027 – 15 Jun 2027 | $173 | Bangkok Airways | Suvarnabhumi Airport (BKK) → Koh Samui Airport (USM) | out nonstop, back nonstop | found 4 days ago | See prices for these dates |
| 3 Jun 2027 – 24 Jun 2027 | $172 | Bangkok Airways | Suvarnabhumi Airport (BKK) → Koh Samui Airport (USM) | out nonstop, back nonstop | found 2 days ago | See prices for these dates |
| 4 Jun 2027 – 17 Jun 2027 | $173 | Bangkok Airways | Suvarnabhumi Airport (BKK) → Koh Samui Airport (USM) | out nonstop, back nonstop | found 5 days ago | See prices for these dates |
| 5 Jun 2027 – 1 Jul 2027 | $172 | Bangkok Airways | Suvarnabhumi Airport (BKK) → Koh Samui Airport (USM) | out nonstop, back nonstop | found 2 days ago | See prices for these dates |
| 7 Jun 2027 – 28 Jun 2027 | $172 | Bangkok Airways | Suvarnabhumi Airport (BKK) → Koh Samui Airport (USM) | out nonstop, back nonstop | found 2 days ago | See prices for these dates |
| 12 Jun 2027 – 19 Jun 2027 | $173 | Bangkok Airways | Suvarnabhumi Airport (BKK) → Koh Samui Airport (USM) | out nonstop, back nonstop | found 5 days ago | See prices for these dates |
| 13 Jun 2027 – 19 Jun 2027 | $173 | Bangkok Airways | Suvarnabhumi Airport (BKK) → Koh Samui Airport (USM) | out nonstop, back nonstop | found 6 days ago | See prices for these dates |
| 14 Jun 2027 – 24 Jun 2027 | $172 | Bangkok Airways | Don Mueang International Airport (DMK) → Koh Samui Airport (USM) | out nonstop, back nonstop | found 4 days ago | See prices for these dates |
| 15 Jun 2027 – 27 Jun 2027 | $173 | Bangkok Airways | Suvarnabhumi Airport (BKK) → Koh Samui Airport (USM) | out nonstop, back nonstop | found 5 days ago | See prices for these dates |
| 16 Jun 2027 – 23 Jun 2027 | $172 | Bangkok Airways | Suvarnabhumi Airport (BKK) → Koh Samui Airport (USM) | out nonstop, back nonstop | found 2 days ago | See prices for these dates |
| 19 Jun 2027 – 8 Jul 2027 | $174 | Bangkok Airways | Suvarnabhumi Airport (BKK) → Koh Samui Airport (USM) | out nonstop, back nonstop | found 4 days ago | See prices for these dates |
| 20 Jun 2027 – 2 Jul 2027 | $173 | Bangkok Airways | Suvarnabhumi Airport (BKK) → Koh Samui Airport (USM) | out nonstop, back nonstop | found 4 days ago | See prices for these dates |
| 21 Jun 2027 – 5 Jul 2027 | $179 | Bangkok Airways | Don Mueang International Airport (DMK) → Koh Samui Airport (USM) | out nonstop, back nonstop | found 4 days ago | See prices for these dates |
| 24 Jun 2027 – 4 Jul 2027 | $173 | Bangkok Airways | Suvarnabhumi Airport (BKK) → Koh Samui Airport (USM) | out nonstop, back nonstop | found 6 days ago | See prices for these dates |
Which month looks cheapest?
November 2026 is the cheapest month — from $104.
One-way
In June 2027, the cheapest one-way fare on each of 6 departure dates is usually $84 to $85. Across all 26 departure dates we hold on this route, it is usually $84 to $84. Of the 4 months with enough one-way fares to compare, June 2027 is usually the most expensive.
Cheapest one-way found recently
$84
20 Jun 2027 · Bangkok Airways
Don Mueang International Airport (DMK) → Koh Samui Airport (USM)
nonstop
found 2 days ago
It is also the cheapest one-way we hold, of any age.
The cheapest dates in June 2027
| Dates | From | Airline | Stops | Found | |
|---|---|---|---|---|---|
| 6 Jun 2027 | $84 | Bangkok Airways | nonstop | found 6 days ago | Open this trip |
| 20 Jun 2027 | $84 | Bangkok Airways | nonstop | found 2 days ago | Open this trip |
| 21 Jun 2027 | $84 | Bangkok Airways | nonstop | found 5 days ago | Open this trip |
| 4 Jun 2027 | $85 | Bangkok Airways | nonstop | found 3 days ago | Open this trip |
| 5 Jun 2027 | $85 | Bangkok Airways | nonstop | found 3 days ago | Open this trip |
Every date we hold
6 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 4 Jun 2027 | $85 | Bangkok Airways | Suvarnabhumi Airport (BKK) → Koh Samui Airport (USM) | nonstop | found 3 days ago | Open this trip |
| 5 Jun 2027 | $85 | Bangkok Airways | Suvarnabhumi Airport (BKK) → Koh Samui Airport (USM) | nonstop | found 3 days ago | Open this trip |
| 6 Jun 2027 | $84 | Bangkok Airways | Don Mueang International Airport (DMK) → Koh Samui Airport (USM) | nonstop | found 6 days ago | Open this trip |
| 19 Jun 2027 | $97 | Bangkok Airways | Suvarnabhumi Airport (BKK) → Koh Samui Airport (USM) | nonstop | found 4 days ago | Open this trip |
| 20 Jun 2027 | $84 | Bangkok Airways | Don Mueang International Airport (DMK) → Koh Samui Airport (USM) | nonstop | found 2 days ago | Open this trip |
| 21 Jun 2027 | $84 | Bangkok Airways | Don Mueang International Airport (DMK) → Koh Samui Airport (USM) | nonstop | found 5 days ago | Open this trip |
Which month looks cheapest?
November 2026 is the cheapest month — from $40.
Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work