How far is Ketchikan, AK, from Portland, ME?
The distance between Portland (Portland International Jetport) and Ketchikan (Ketchikan International Airport) is 2780 miles / 4473 kilometers / 2415 nautical miles.
The driving distance from Portland (PWM) to Ketchikan (KTN) is 3674 miles / 5912 kilometers, and travel time by car is about 76 hours 9 minutes.
Portland International Jetport – Ketchikan International Airport
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Distance from Portland to Ketchikan
There are several ways to calculate the distance from Portland to Ketchikan. Here are two standard methods:
Vincenty's formula (applied above)- 2779.558 miles
- 4473.264 kilometers
- 2415.370 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- 2771.792 miles
- 4460.767 kilometers
- 2408.622 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 Portland to Ketchikan?
The estimated flight time from Portland International Jetport to Ketchikan International Airport is 5 hours and 45 minutes.
What is the time difference between Portland and Ketchikan?
The time difference between Portland and Ketchikan is 4 hours. Ketchikan is 4 hours behind Portland.
Flight carbon footprint between Portland International Jetport (PWM) and Ketchikan International Airport (KTN)
On average, flying from Portland to Ketchikan generates about 308 kg of CO2 per passenger, and 308 kilograms equals 679 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Portland to Ketchikan
See the map of the shortest flight path between Portland International Jetport (PWM) and Ketchikan International Airport (KTN).
Airport information
| Origin | Portland International Jetport |
|---|---|
| City: | Portland, ME |
| Country: | United States  |
| IATA Code: | PWM |
| ICAO Code: | KPWM |
| Coordinates: | 43°38′46″N, 70°18′33″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 |