How far is Alderney from Seattle, WA?

The distance between Seattle (Seattle–Tacoma International Airport) and Alderney (Alderney Airport) is 4848 miles / 7803 kilometers / 4213 nautical miles.

Distance from Seattle to Alderney

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

Vincenty's formula (applied above)

• 4848.386 miles
• 7802.721 kilometers
• 4213.132 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

• 4834.096 miles
• 7779.724 kilometers
• 4200.715 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 Seattle to Alderney?

The estimated flight time from Seattle–Tacoma International Airport to Alderney Airport is 9 hours and 40 minutes.

What is the time difference between Seattle and Alderney?

The time difference between Seattle and Alderney is 8 hours. Alderney is 8 hours ahead of Seattle.

Flight carbon footprint between Seattle–Tacoma International Airport (SEA) and Alderney Airport (ACI)

On average, flying from Seattle to Alderney generates about 564 kg of CO2 per passenger, and 564 kilograms equals 1 244 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Seattle to Alderney

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

Airport information

Origin	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

Destination	Alderney Airport
City:	Alderney
Country:	Guernsey
IATA Code:	ACI
ICAO Code:	EGJA
Coordinates:	49°42′21″N, 2°12′52″W