Direct (nonstop) flights from Bangkok to Koh Samui
1 airline flys nonstop from Don Mueang International Airport (DMK) to Samui (USM). It's 302 miles (486 km), about 1h 33m in the air. Operated by Bangkok Airways.
Bangkok Airways
Route data last updated: May 28, 2026
Airlines with non-stop flights
PG
Bangkok Airways
Alternative Routes
Other ways to fly from Bangkok to Koh Samui with one stop · direct emits 56 kg CO₂ per passenger
Looking for the return flight?
USM → DMK: Flights from Koh Samui to BangkokOther direct flights from Bangkok
Direct flights from Koh Samui (USM)
Frequently Asked Questions
How long is the direct flight from Bangkok to Koh Samui?
A nonstop flight from Bangkok (DMK) to Koh Samui (USM) takes approximately 1 hours and 33 minutes. The distance is 302 miles (486 km).
Which airlines fly nonstop from Bangkok to Koh Samui?
Just Bangkok Airways.
Is there a nonstop flight from Bangkok to Koh Samui?
Yes. 1 airline: Bangkok Airways.
How far is Bangkok from Koh Samui?
The flight distance from Bangkok to Koh Samui is 302 miles (486 km), measured as the great-circle (shortest air) distance. That's roughly the same distance as Mumbai to Goa.
What type of aircraft flies from Bangkok to Koh Samui?
At 1h 33m, this route typically uses narrow-body aircraft — Boeing 737 or Airbus A320. Varies by airline.
What is the carbon footprint of a flight from Bangkok to Koh Samui?
Roughly 56 kg CO2 per passenger one-way. That's about the same as driving 280 km.
Is the return flight from Koh Samui to Bangkok also nonstop?
Yes — nonstop flights run both ways. Flight time may differ slightly due to wind patterns.
When is the cheapest time to fly from Bangkok to Koh Samui?
Midweek flights (Tue/Wed) outside holiday peaks are usually cheapest. 3-6 weeks ahead is a good window for this route. Use "Check Prices" above to compare.
How early should I arrive at Don Mueang International Airport for this flight?
1.5-2 hours for domestic. Add more time during holidays or busy travel weekends.