How far is Seattle, WA, from Alpena, MI?
The distance between Alpena (Alpena County Regional Airport) and Seattle (Seattle–Tacoma International Airport) is 1844 miles / 2968 kilometers / 1603 nautical miles.
The driving distance from Alpena (APN) to Seattle (SEA) is 2191 miles / 3526 kilometers, and travel time by car is about 41 hours 5 minutes.
Alpena County Regional Airport – Seattle–Tacoma International Airport
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Distance from Alpena to Seattle
There are several ways to calculate the distance from Alpena to Seattle. Here are two standard methods:
Vincenty's formula (applied above)- 1844.129 miles
- 2967.838 kilometers
- 1602.505 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- 1838.896 miles
- 2959.416 kilometers
- 1597.957 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 Alpena to Seattle?
The estimated flight time from Alpena County Regional Airport to Seattle–Tacoma International Airport is 3 hours and 59 minutes.
What is the time difference between Alpena and Seattle?
The time difference between Alpena and Seattle is 3 hours. Seattle is 3 hours behind Alpena.
Flight carbon footprint between Alpena County Regional Airport (APN) and Seattle–Tacoma International Airport (SEA)
On average, flying from Alpena to Seattle generates about 204 kg of CO2 per passenger, and 204 kilograms equals 449 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Alpena to Seattle
See the map of the shortest flight path between Alpena County Regional Airport (APN) and Seattle–Tacoma International Airport (SEA).
Airport information
| Origin | Alpena County Regional Airport |
|---|---|
| City: | Alpena, MI |
| Country: | United States  |
| IATA Code: | APN |
| ICAO Code: | KAPN |
| Coordinates: | 45°4′41″N, 83°33′37″W |
| 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 |