How far is Kathmandu from Ubon Ratchathani?
The distance between Ubon Ratchathani (Ubon Ratchathani Airport) and Kathmandu (Tribhuvan International Airport) is 1517 miles / 2441 kilometers / 1318 nautical miles.
The driving distance from Ubon Ratchathani (UBP) to Kathmandu (KTM) is 2249 miles / 3620 kilometers, and travel time by car is about 44 hours 9 minutes.
Ubon Ratchathani Airport – Tribhuvan International Airport
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Distance from Ubon Ratchathani to Kathmandu
There are several ways to calculate the distance from Ubon Ratchathani to Kathmandu. Here are two standard methods:
Vincenty's formula (applied above)- 1516.812 miles
- 2441.072 kilometers
- 1318.074 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- 1517.239 miles
- 2441.759 kilometers
- 1318.445 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 Ubon Ratchathani to Kathmandu?
The estimated flight time from Ubon Ratchathani Airport to Tribhuvan International Airport is 3 hours and 22 minutes.
What is the time difference between Ubon Ratchathani and Kathmandu?
Flight carbon footprint between Ubon Ratchathani Airport (UBP) and Tribhuvan International Airport (KTM)
On average, flying from Ubon Ratchathani to Kathmandu generates about 181 kg of CO2 per passenger, and 181 kilograms equals 398 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Ubon Ratchathani to Kathmandu
See the map of the shortest flight path between Ubon Ratchathani Airport (UBP) and Tribhuvan International Airport (KTM).
Airport information
| Origin | Ubon Ratchathani Airport |
|---|---|
| City: | Ubon Ratchathani |
| Country: | Thailand  |
| IATA Code: | UBP |
| ICAO Code: | VTUU |
| Coordinates: | 15°15′4″N, 104°52′12″E |
| Destination | Tribhuvan International Airport |
|---|---|
| City: | Kathmandu |
| Country: | Nepal  |
| IATA Code: | KTM |
| ICAO Code: | VNKT |
| Coordinates: | 27°41′47″N, 85°21′32″E |