Driving distance from Portland, OR to Helena, MT is 660 miles (1062 km). How far is it from Portland, OR to Helena, MT? It's a 10 hours 18 minutes drive by car. Flight distance is approximately 514 miles (828 km) and flight time from Portland, OR to Helena, MT is 01 hours 02 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.
To travel the distance from Portland, OR to Helena, MT, 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.
Choose a place to stay while traveling from Portland, OR to Helena, MT. We also offer Car Rental widget for your particular journey. There are lots of options to choose from. Give it a try.
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