How far is Laredo, TX, from Alpena, MI?
The distance between Alpena (Alpena County Regional Airport) and Laredo (Laredo International Airport) is 1494 miles / 2404 kilometers / 1298 nautical miles.
The driving distance from Alpena (APN) to Laredo (LRD) is 1791 miles / 2883 kilometers, and travel time by car is about 32 hours 20 minutes.
Alpena County Regional Airport – Laredo International Airport
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Distance from Alpena to Laredo
There are several ways to calculate the distance from Alpena to Laredo. Here are two standard methods:
Vincenty's formula (applied above)- 1493.705 miles
- 2403.886 kilometers
- 1297.994 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- 1494.542 miles
- 2405.231 kilometers
- 1298.721 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 Laredo?
The estimated flight time from Alpena County Regional Airport to Laredo International Airport is 3 hours and 19 minutes.
What is the time difference between Alpena and Laredo?
The time difference between Alpena and Laredo is 1 hour. Laredo is 1 hour behind Alpena.
Flight carbon footprint between Alpena County Regional Airport (APN) and Laredo International Airport (LRD)
On average, flying from Alpena to Laredo generates about 179 kg of CO2 per passenger, and 179 kilograms equals 395 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 Laredo
See the map of the shortest flight path between Alpena County Regional Airport (APN) and Laredo International Airport (LRD).
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 | Laredo International Airport |
|---|---|
| City: | Laredo, TX |
| Country: | United States |
| IATA Code: | LRD |
| ICAO Code: | KLRD |
| Coordinates: | 27°32′37″N, 99°27′41″W |