How far is Wilmington, DE, from Portsmouth, NH?
The distance between Portsmouth (Portsmouth International Airport at Pease) and Wilmington (Wilmington Airport (Delaware)) is 342 miles / 550 kilometers / 297 nautical miles.
The driving distance from Portsmouth (PSM) to Wilmington (ILG) is 389 miles / 626 kilometers, and travel time by car is about 8 hours 1 minutes.
Portsmouth International Airport at Pease – Wilmington Airport (Delaware)
Search flights
Distance from Portsmouth to Wilmington
There are several ways to calculate the distance from Portsmouth to Wilmington. Here are two standard methods:
Vincenty's formula (applied above)- 341.711 miles
- 549.931 kilometers
- 296.939 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- 341.440 miles
- 549.494 kilometers
- 296.703 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 Wilmington?
The estimated flight time from Portsmouth International Airport at Pease to Wilmington Airport (Delaware) is 1 hour and 8 minutes.
What is the time difference between Portsmouth and Wilmington?
There is no time difference between Portsmouth and Wilmington.
Flight carbon footprint between Portsmouth International Airport at Pease (PSM) and Wilmington Airport (Delaware) (ILG)
On average, flying from Portsmouth to Wilmington generates about 75 kg of CO2 per passenger, and 75 kilograms equals 166 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 Wilmington
See the map of the shortest flight path between Portsmouth International Airport at Pease (PSM) and Wilmington Airport (Delaware) (ILG).
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 | Wilmington Airport (Delaware) |
|---|---|
| City: | Wilmington, DE |
| Country: | United States |
| IATA Code: | ILG |
| ICAO Code: | KILG |
| Coordinates: | 39°40′43″N, 75°36′23″W |