How far is Weifang from Roi Et?

The distance between Roi Et (Roi Et Airport) and Weifang (Weifang Nanyuan Airport) is 1699 miles / 2734 kilometers / 1476 nautical miles.

The driving distance from Roi Et (ROI) to Weifang (WEF) is 2175 miles / 3500 kilometers, and travel time by car is about 41 hours 12 minutes.

Distance from Roi Et to Weifang

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

Vincenty's formula (applied above)

• 1698.590 miles
• 2733.616 kilometers
• 1476.034 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

• 1701.845 miles
• 2738.854 kilometers
• 1478.863 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 Roi Et to Weifang?

The estimated flight time from Roi Et Airport to Weifang Nanyuan Airport is 3 hours and 42 minutes.

What is the time difference between Roi Et and Weifang?

The time difference between Roi Et and Weifang is 1 hour. Weifang is 1 hour ahead of Roi Et.

Flight carbon footprint between Roi Et Airport (ROI) and Weifang Nanyuan Airport (WEF)

On average, flying from Roi Et to Weifang generates about 193 kg of CO2 per passenger, and 193 kilograms equals 425 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Roi Et to Weifang

See the map of the shortest flight path between Roi Et Airport (ROI) and Weifang Nanyuan Airport (WEF).

Airport information

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

Destination	Weifang Nanyuan Airport
City:	Weifang
Country:	China
IATA Code:	WEF
ICAO Code:	ZSWF
Coordinates:	36°38′48″N, 119°7′8″E