Distance from Niagara Falls, NY to Portsmouth, NH

Driving distance from Niagara Falls, NY to Portsmouth, NH is 518 miles (834 km). How far is it from Niagara Falls, NY to Portsmouth, NH? It's a 07 hours 52 minutes drive by car. Flight distance is approximately 417 miles (672 km) and flight time from Niagara Falls, NY to Portsmouth, NH is 50 minutes. Don't forget to check out our "Gas cost calculator" option. It will calculate cost of driving this particular distance. See the map below for the visual display of the upcoming road trip.

Driving distance
518 Miles
/
834 Km
Driving distance
Gas consumption
20.72 Gallons
79.23 Litres
Gas consumption
Flight distance
417 Miles
/
672 Km
Flight distance

How far is it from Niagara Falls, NY to Portsmouth, NH?

To travel the distance from Niagara Falls, NY to Portsmouth, NH, please, click on the map to see the route for the journey. "Gas Cost Calculator" tool is to your right. You can always modify it and make the number more applicable for your journey.

Book a Hotel for your trip to Portsmouth, NH

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Last distance calculations