Direct (nonstop) flights from Utapao to Koh Samui
1 airline flys nonstop from U Taphao International (UTP) to Samui (USM). It's 224 miles (361 km), about 1h 5m in the air. Operated by Bangkok Airways.
Bangkok Airways
Route data last updated: May 29, 2026
Airlines with non-stop flights
Alternative Routes
Other ways to fly from Utapao to Koh Samui with one stop · direct emits 42 kg CO₂ per passenger
Looking for the return flight?
USM → UTP: Flights from Koh Samui to UtapaoOther direct flights from Utapao
Direct flights from Koh Samui (USM)
Frequently Asked Questions
How long is the direct flight from Utapao to Koh Samui?
A nonstop flight from Utapao (UTP) to Koh Samui (USM) takes approximately 1 hours and 5 minutes. The distance is 224 miles (361 km).
Which airlines fly nonstop from Utapao to Koh Samui?
Just Bangkok Airways.
Is there a nonstop flight from Utapao to Koh Samui?
Yes. 1 airline: Bangkok Airways.
How far is Utapao from Koh Samui?
The flight distance from Utapao to Koh Samui is 224 miles (361 km), measured as the great-circle (shortest air) distance. That's roughly the same distance as London to Paris.
What type of aircraft flies from Utapao to Koh Samui?
At 1h 5m, this route typically uses narrow-body aircraft — Boeing 737 or Airbus A320. Varies by airline.
What is the carbon footprint of a flight from Utapao to Koh Samui?
Roughly 42 kg CO2 per passenger one-way. That's about the same as driving 210 km.
Is the return flight from Koh Samui to Utapao 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 Utapao 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 U Taphao International for this flight?
1.5-2 hours for domestic. Add more time during holidays or busy travel weekends.