How far is Rome from Portland, OR?

The distance between Portland (Portland International Airport) and Rome (Ciampino–G. B. Pastine International Airport) is 5813 miles / 9355 kilometers / 5052 nautical miles.

Distance from Portland to Rome

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

Vincenty's formula (applied above)

• 5813.180 miles
• 9355.406 kilometers
• 5051.515 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

• 5798.030 miles
• 9331.025 kilometers
• 5038.350 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 Portland to Rome?

The estimated flight time from Portland International Airport to Ciampino–G. B. Pastine International Airport is 11 hours and 30 minutes.

What is the time difference between Portland and Rome?

The time difference between Portland and Rome is 9 hours. Rome is 9 hours ahead of Portland.

Flight carbon footprint between Portland International Airport (PDX) and Ciampino–G. B. Pastine International Airport (CIA)

On average, flying from Portland to Rome generates about 691 kg of CO2 per passenger, and 691 kilograms equals 1 524 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Portland to Rome

See the map of the shortest flight path between Portland International Airport (PDX) and Ciampino–G. B. Pastine International Airport (CIA).

Airport information

Origin	Portland International Airport
City:	Portland, OR
Country:	United States
IATA Code:	PDX
ICAO Code:	KPDX
Coordinates:	45°35′19″N, 122°35′52″W

Destination	Ciampino–G. B. Pastine International Airport
City:	Rome
Country:	Italy
IATA Code:	CIA
ICAO Code:	LIRA
Coordinates:	41°47′57″N, 12°35′41″E