How far is Portland, ME, from Ithaca, NY?
The distance between Ithaca (Ithaca Tompkins Regional Airport) and Portland (Portland International Jetport) is 321 miles / 517 kilometers / 279 nautical miles.
The driving distance from Ithaca (ITH) to Portland (PWM) is 435 miles / 700 kilometers, and travel time by car is about 8 hours 48 minutes.
Ithaca Tompkins Regional Airport – Portland International Jetport
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Distance from Ithaca to Portland
There are several ways to calculate the distance from Ithaca to Portland. Here are two standard methods:
Vincenty's formula (applied above)- 321.179 miles
- 516.887 kilometers
- 279.097 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- 320.390 miles
- 515.618 kilometers
- 278.411 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 Ithaca to Portland?
The estimated flight time from Ithaca Tompkins Regional Airport to Portland International Jetport is 1 hour and 6 minutes.
What is the time difference between Ithaca and Portland?
Flight carbon footprint between Ithaca Tompkins Regional Airport (ITH) and Portland International Jetport (PWM)
On average, flying from Ithaca to Portland generates about 72 kg of CO2 per passenger, and 72 kilograms equals 159 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Ithaca to Portland
See the map of the shortest flight path between Ithaca Tompkins Regional Airport (ITH) and Portland International Jetport (PWM).
Airport information
| Origin | Ithaca Tompkins Regional Airport |
|---|---|
| City: | Ithaca, NY |
| Country: | United States  |
| IATA Code: | ITH |
| ICAO Code: | KITH |
| Coordinates: | 42°29′27″N, 76°27′30″W |
| Destination | Portland International Jetport |
|---|---|
| City: | Portland, ME |
| Country: | United States |
| IATA Code: | PWM |
| ICAO Code: | KPWM |
| Coordinates: | 43°38′46″N, 70°18′33″W |