How far is Roi Et from Portland, OR?

The distance between Portland (Portland International Airport) and Roi Et (Roi Et Airport) is 7293 miles / 11737 kilometers / 6337 nautical miles.

Distance from Portland to Roi Et

There are several ways to calculate the distance from Portland to Roi Et. Here are two standard methods:

Vincenty's formula (applied above)

• 7292.977 miles
• 11736.909 kilometers
• 6337.424 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

• 7282.514 miles
• 11720.071 kilometers
• 6328.332 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 Portland to Roi Et?

The estimated flight time from Portland International Airport to Roi Et Airport is 14 hours and 18 minutes.

What is the time difference between Portland and Roi Et?

The time difference between Portland and Roi Et is 15 hours. Roi Et is 15 hours ahead of Portland.

Flight carbon footprint between Portland International Airport (PDX) and Roi Et Airport (ROI)

On average, flying from Portland to Roi Et generates about 896 kg of CO2 per passenger, and 896 kilograms equals 1 976 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Portland to Roi Et

See the map of the shortest flight path between Portland International Airport (PDX) and Roi Et Airport (ROI).

Airport information

Origin	Portland International Airport
City:	Portland, OR
Country:	United States
IATA Code:	PDX
ICAO Code:	KPDX
Coordinates:	45°35′19″N, 122°35′52″W

Destination	Roi Et Airport
City:	Roi Et
Country:	Thailand
IATA Code:	ROI
ICAO Code:	VTUV
Coordinates:	16°7′0″N, 103°46′26″E