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How far is Siem Reap from Rayong?

The distance between Rayong (U-Tapao International Airport) and Siem Reap (Siem Reap International Airport) is 196 miles / 315 kilometers / 170 nautical miles.

The driving distance from Rayong (UTP) to Siem Reap (REP) is 260 miles / 418 kilometers, and travel time by car is about 5 hours 24 minutes.

U-Tapao International Airport – Siem Reap International Airport

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196
Miles
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315
Kilometers
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170
Nautical miles

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Distance from Rayong to Siem Reap

There are several ways to calculate the distance from Rayong to Siem Reap. Here are two standard methods:

Vincenty's formula (applied above)
  • 195.803 miles
  • 315.115 kilometers
  • 170.148 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth's surface using an ellipsoidal model of the planet.

Haversine formula
  • 195.634 miles
  • 314.842 kilometers
  • 170.001 nautical miles

The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).

How long does it take to fly from Rayong to Siem Reap?

The estimated flight time from U-Tapao International Airport to Siem Reap International Airport is 52 minutes.

What is the time difference between Rayong and Siem Reap?

There is no time difference between Rayong and Siem Reap.

Flight carbon footprint between U-Tapao International Airport (UTP) and Siem Reap International Airport (REP)

On average, flying from Rayong to Siem Reap generates about 54 kg of CO2 per passenger, and 54 kilograms equals 119 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Rayong to Siem Reap

See the map of the shortest flight path between U-Tapao International Airport (UTP) and Siem Reap International Airport (REP).

Airport information

Origin U-Tapao International Airport
City: Rayong
Country: Thailand Flag of Thailand
IATA Code: UTP
ICAO Code: VTBU
Coordinates: 12°40′47″N, 101°0′17″E
Destination Siem Reap International Airport
City: Siem Reap
Country: Cambodia Flag of Cambodia
IATA Code: REP
ICAO Code: VDSR
Coordinates: 13°24′38″N, 103°48′46″E