Boston, MA to Helena, MT
State capital to state capital route
47h 41m
Drive Time
2623
Miles
$306
Gas Cost
22
Stops
Route Details
Distance2623 miles
Drive Time47h 41min
Avg Speed55 mph
TrafficLight to Moderate
Cost Breakdown
Gas (30 MPG)$306
Tolls (est.)$0-20
Food/Snacks$15-30
Total$321-$356
Approximate route shown. Use Google Maps for turn-by-turn directions.
Open in Google Maps ⚡ View EV RouteFAQ
How long is the drive from Boston, MA to Helena, MT?
The drive takes approximately 47 hours and 41 minutes covering 2623 miles.
How much gas will I need?
At 30 MPG, you'll use about 87 gallons of gas, costing approximately $306 at $3.50/gallon.
What's the best time to leave?
Early morning (6-8 AM) is ideal to avoid rush hour traffic in both cities.