How far is Ketchikan, AK, from Block Island, RI?
The distance between Block Island (Block Island State Airport) and Ketchikan (Ketchikan International Airport) is 2840 miles / 4571 kilometers / 2468 nautical miles.
The driving distance from Block Island (BID) to Ketchikan (KTN) is 3658 miles / 5887 kilometers, and travel time by car is about 75 hours 21 minutes.
Block Island State Airport – Ketchikan International Airport
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Distance from Block Island to Ketchikan
There are several ways to calculate the distance from Block Island to Ketchikan. Here are two standard methods:
Vincenty's formula (applied above)- 2840.473 miles
- 4571.298 kilometers
- 2468.303 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- 2833.080 miles
- 4559.401 kilometers
- 2461.880 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 Block Island to Ketchikan?
The estimated flight time from Block Island State Airport to Ketchikan International Airport is 5 hours and 52 minutes.
What is the time difference between Block Island and Ketchikan?
Flight carbon footprint between Block Island State Airport (BID) and Ketchikan International Airport (KTN)
On average, flying from Block Island to Ketchikan generates about 315 kg of CO2 per passenger, and 315 kilograms equals 695 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Block Island to Ketchikan
See the map of the shortest flight path between Block Island State Airport (BID) and Ketchikan International Airport (KTN).
Airport information
| Origin | Block Island State Airport |
|---|---|
| City: | Block Island, RI |
| Country: | United States  |
| IATA Code: | BID |
| ICAO Code: | KBID |
| Coordinates: | 41°10′5″N, 71°34′40″W |
| Destination | Ketchikan International Airport |
|---|---|
| City: | Ketchikan, AK |
| Country: | United States |
| IATA Code: | KTN |
| ICAO Code: | PAKT |
| Coordinates: | 55°21′19″N, 131°42′38″W |