Aberdeen, South Dakota to Helena, Montana: Road Trip Guide & Distance

How far is Aberdeen, South Dakota from Helena, Montana?

The distance from Aberdeen, South Dakota to Helena, Montana is 653.8 miles (1052.2 km) as the crow flies. Helena, Montana is located WNW of Aberdeen, South Dakota. By car, the driving distance is approximately 784.5 miles, taking about 15h 47min. A direct flight would take roughly 1h 49min. Both are located in United States — Aberdeen, South Dakota in South Dakota and Helena, Montana in Montana.

This is a serious multi-day road trip! We strongly recommend breaking this journey up with an overnight stay to ensure you arrive safely and refreshed. Since you'll be heading mostly West, pack a good pair of sunglasses if you plan to drive during the late afternoon to avoid the harsh sun glare.

Coordinates come from public place data for Aberdeen, South Dakota and Helena, Montana. The driving distance is estimated from straight-line distance with a road-factor model, so confirm the route in your navigation app. Fuel, flight, bus, and train values are planning estimates and can change by date, provider, road closures, and border rules.