How far is Rome from Ottawa?

The distance between Ottawa (Ottawa Macdonald–Cartier International Airport) and Rome (Leonardo da Vinci–Fiumicino Airport) is 4189 miles / 6741 kilometers / 3640 nautical miles.

Distance from Ottawa to Rome

There are several ways to calculate the distance from Ottawa to Rome. Here are two standard methods:

Vincenty's formula (applied above)

• 4188.637 miles
• 6740.958 kilometers
• 3639.826 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

• 4177.441 miles
• 6722.939 kilometers
• 3630.097 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 Ottawa to Rome?

The estimated flight time from Ottawa Macdonald–Cartier International Airport to Leonardo da Vinci–Fiumicino Airport is 8 hours and 25 minutes.

What is the time difference between Ottawa and Rome?

The time difference between Ottawa and Rome is 6 hours. Rome is 6 hours ahead of Ottawa.

Flight carbon footprint between Ottawa Macdonald–Cartier International Airport (YOW) and Leonardo da Vinci–Fiumicino Airport (FCO)

On average, flying from Ottawa to Rome generates about 480 kg of CO2 per passenger, and 480 kilograms equals 1 058 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Ottawa to Rome

See the map of the shortest flight path between Ottawa Macdonald–Cartier International Airport (YOW) and Leonardo da Vinci–Fiumicino Airport (FCO).

Airport information

Origin	Ottawa Macdonald–Cartier International Airport
City:	Ottawa
Country:	Canada
IATA Code:	YOW
ICAO Code:	CYOW
Coordinates:	45°19′20″N, 75°40′9″W

Destination	Leonardo da Vinci–Fiumicino Airport
City:	Rome
Country:	Italy
IATA Code:	FCO
ICAO Code:	LIRF
Coordinates:	41°48′16″N, 12°15′2″E