How far is Portland, OR, from Roanoke, VA?
The distance between Roanoke (Roanoke–Blacksburg Regional Airport) and Portland (Portland International Airport) is 2257 miles / 3632 kilometers / 1961 nautical miles.
The driving distance from Roanoke (ROA) to Portland (PDX) is 2723 miles / 4383 kilometers, and travel time by car is about 48 hours 13 minutes.
Roanoke–Blacksburg Regional Airport – Portland International Airport
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Distance from Roanoke to Portland
There are several ways to calculate the distance from Roanoke to Portland. Here are two standard methods:
Vincenty's formula (applied above)- 2256.553 miles
- 3631.570 kilometers
- 1960.891 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- 2251.278 miles
- 3623.081 kilometers
- 1956.307 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 Roanoke to Portland?
The estimated flight time from Roanoke–Blacksburg Regional Airport to Portland International Airport is 4 hours and 46 minutes.
What is the time difference between Roanoke and Portland?
The time difference between Roanoke and Portland is 3 hours. Portland is 3 hours behind Roanoke.
Flight carbon footprint between Roanoke–Blacksburg Regional Airport (ROA) and Portland International Airport (PDX)
On average, flying from Roanoke to Portland generates about 247 kg of CO2 per passenger, and 247 kilograms equals 544 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Roanoke to Portland
See the map of the shortest flight path between Roanoke–Blacksburg Regional Airport (ROA) and Portland International Airport (PDX).
Airport information
| Origin | Roanoke–Blacksburg Regional Airport |
|---|---|
| City: | Roanoke, VA |
| Country: | United States  |
| IATA Code: | ROA |
| ICAO Code: | KROA |
| Coordinates: | 37°19′31″N, 79°58′31″W |
| Destination | Portland International Airport |
|---|---|
| City: | Portland, OR |
| Country: | United States |
| IATA Code: | PDX |
| ICAO Code: | KPDX |
| Coordinates: | 45°35′19″N, 122°35′52″W |