How far is Cascais from Roanoke, VA?

The distance between Roanoke (Roanoke–Blacksburg Regional Airport) and Cascais (Cascais Airport) is 3753 miles / 6039 kilometers / 3261 nautical miles.

Distance from Roanoke to Cascais

There are several ways to calculate the distance from Roanoke to Cascais. Here are two standard methods:

Vincenty's formula (applied above)

• 3752.692 miles
• 6039.372 kilometers
• 3261.000 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

• 3743.783 miles
• 6025.035 kilometers
• 3253.258 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 Cascais?

The estimated flight time from Roanoke–Blacksburg Regional Airport to Cascais Airport is 7 hours and 36 minutes.

What is the time difference between Roanoke and Cascais?

The time difference between Roanoke and Cascais is 5 hours. Cascais is 5 hours ahead of Roanoke.

Flight carbon footprint between Roanoke–Blacksburg Regional Airport (ROA) and Cascais Airport (CAT)

On average, flying from Roanoke to Cascais generates about 426 kg of CO2 per passenger, and 426 kilograms equals 938 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Roanoke to Cascais

See the map of the shortest flight path between Roanoke–Blacksburg Regional Airport (ROA) and Cascais Airport (CAT).

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	Cascais Airport
City:	Cascais
Country:	Portugal
IATA Code:	CAT
ICAO Code:	LPCS
Coordinates:	38°43′29″N, 9°21′18″W