How far is Seattle, WA, from Copenhagen?

The distance between Copenhagen (Copenhagen Airport) and Seattle (Seattle–Tacoma International Airport) is 4868 miles / 7834 kilometers / 4230 nautical miles.

Distance from Copenhagen to Seattle

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

Vincenty's formula (applied above)

• 4867.981 miles
• 7834.256 kilometers
• 4230.160 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

• 4853.023 miles
• 7810.184 kilometers
• 4217.162 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 Copenhagen to Seattle?

The estimated flight time from Copenhagen Airport to Seattle–Tacoma International Airport is 9 hours and 43 minutes.

What is the time difference between Copenhagen and Seattle?

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

Flight carbon footprint between Copenhagen Airport (CPH) and Seattle–Tacoma International Airport (SEA)

On average, flying from Copenhagen to Seattle generates about 567 kg of CO2 per passenger, and 567 kilograms equals 1 249 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Copenhagen to Seattle

See the map of the shortest flight path between Copenhagen Airport (CPH) and Seattle–Tacoma International Airport (SEA).

Airport information

Origin	Copenhagen Airport
City:	Copenhagen
Country:	Denmark
IATA Code:	CPH
ICAO Code:	EKCH
Coordinates:	55°37′4″N, 12°39′21″E

Destination	Seattle–Tacoma International Airport
City:	Seattle, WA
Country:	United States
IATA Code:	SEA
ICAO Code:	KSEA
Coordinates:	47°26′56″N, 122°18′32″W