How far is Seattle, WA, from Rome?

The distance between Rome (Ciampino–G. B. Pastine International Airport) and Seattle (Seattle Boeing Field) is 5692 miles / 9160 kilometers / 4946 nautical miles.

Distance from Rome to Seattle

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

Vincenty's formula (applied above)

• 5692.016 miles
• 9160.412 kilometers
• 4946.227 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

• 5676.881 miles
• 9136.054 kilometers
• 4933.074 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 Rome to Seattle?

The estimated flight time from Ciampino–G. B. Pastine International Airport to Seattle Boeing Field is 11 hours and 16 minutes.

What is the time difference between Rome and Seattle?

The time difference between Rome and Seattle is 9 hours. Seattle is 9 hours behind Rome.

Flight carbon footprint between Ciampino–G. B. Pastine International Airport (CIA) and Seattle Boeing Field (BFI)

On average, flying from Rome to Seattle generates about 675 kg of CO2 per passenger, and 675 kilograms equals 1 489 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Rome to Seattle

See the map of the shortest flight path between Ciampino–G. B. Pastine International Airport (CIA) and Seattle Boeing Field (BFI).

Airport information

Origin	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

Destination	Seattle Boeing Field
City:	Seattle, WA
Country:	United States
IATA Code:	BFI
ICAO Code:	KBFI
Coordinates:	47°31′47″N, 122°18′7″W