How far is Las Vegas, NV, from Portsmouth, NH?
The distance between Portsmouth (Portsmouth International Airport at Pease) and Las Vegas (Las Vegas Harry Reid International Airport) is 2387 miles / 3841 kilometers / 2074 nautical miles.
The driving distance from Portsmouth (PSM) to Las Vegas (LAS) is 2784 miles / 4480 kilometers, and travel time by car is about 49 hours 59 minutes.
Portsmouth International Airport at Pease – Las Vegas Harry Reid International Airport
Search flights
Distance from Portsmouth to Las Vegas
There are several ways to calculate the distance from Portsmouth to Las Vegas. Here are two standard methods:
Vincenty's formula (applied above)- 2386.545 miles
- 3840.773 kilometers
- 2073.851 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- 2381.037 miles
- 3831.908 kilometers
- 2069.065 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 Portsmouth to Las Vegas?
The estimated flight time from Portsmouth International Airport at Pease to Las Vegas Harry Reid International Airport is 5 hours and 1 minutes.
What is the time difference between Portsmouth and Las Vegas?
Flight carbon footprint between Portsmouth International Airport at Pease (PSM) and Las Vegas Harry Reid International Airport (LAS)
On average, flying from Portsmouth to Las Vegas generates about 262 kg of CO2 per passenger, and 262 kilograms equals 578 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Portsmouth to Las Vegas
See the map of the shortest flight path between Portsmouth International Airport at Pease (PSM) and Las Vegas Harry Reid International Airport (LAS).
Airport information
| Origin | Portsmouth International Airport at Pease |
|---|---|
| City: | Portsmouth, NH |
| Country: | United States  |
| IATA Code: | PSM |
| ICAO Code: | KPSM |
| Coordinates: | 43°4′40″N, 70°49′23″W |
| Destination | Las Vegas Harry Reid International Airport |
|---|---|
| City: | Las Vegas, NV |
| Country: | United States |
| IATA Code: | LAS |
| ICAO Code: | KLAS |
| Coordinates: | 36°4′48″N, 115°9′7″W |