How far is Cheongju from Roi Et?
The distance between Roi Et (Roi Et Airport) and Cheongju (Cheongju International Airport) is 2032 miles / 3270 kilometers / 1765 nautical miles.
The driving distance from Roi Et (ROI) to Cheongju (CJJ) is 3083 miles / 4961 kilometers, and travel time by car is about 58 hours 8 minutes.
Roi Et Airport – Cheongju International Airport
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Distance from Roi Et to Cheongju
There are several ways to calculate the distance from Roi Et to Cheongju. Here are two standard methods:
Vincenty's formula (applied above)- 2031.589 miles
- 3269.525 kilometers
- 1765.402 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- 2033.251 miles
- 3272.200 kilometers
- 1766.846 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 Cheongju?
The estimated flight time from Roi Et Airport to Cheongju International Airport is 4 hours and 20 minutes.
What is the time difference between Roi Et and Cheongju?
The time difference between Roi Et and Cheongju is 2 hours. Cheongju is 2 hours ahead of Roi Et.
Flight carbon footprint between Roi Et Airport (ROI) and Cheongju International Airport (CJJ)
On average, flying from Roi Et to Cheongju generates about 221 kg of CO2 per passenger, and 221 kilograms equals 487 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 Cheongju
See the map of the shortest flight path between Roi Et Airport (ROI) and Cheongju International Airport (CJJ).
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 | Cheongju International Airport |
|---|---|
| City: | Cheongju |
| Country: | South Korea  |
| IATA Code: | CJJ |
| ICAO Code: | RKTU |
| Coordinates: | 36°42′59″N, 127°29′56″E |