Salt Lake City to Boise

via I-80

5h
Drive Time
340
Miles
$39
Gas Cost
$10
Tolls
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Trip Details

Distance340 miles (547 km)
Drive Time5h
RouteI-80
Best TimeLate evening (8-10 PM)

Fuel Costs

Gas (30 mpg)~11.3 gallons
Est. Cost$39

Frequently Asked Questions

How long does it take to drive from Salt Lake City to Boise?
The drive from Salt Lake City to Boise takes approximately 5h covering 340 miles via I-80. Actual time may vary based on traffic, weather, and road conditions.
How much does gas cost for Salt Lake City to Boise?
At 30 MPG and $3.50/gallon, expect to spend approximately $39 on gas for this 340-mile trip. You'll need about 11.3 gallons of fuel.
What is the best time to drive from Salt Lake City to Boise?
Late evening (8-10 PM) to avoid heavy traffic. Weekday mornings before 7 AM or evenings after 7 PM typically have less congestion.
Are there tolls on the Salt Lake City to Boise route?
There may be minor tolls (around $10) on parts of this route. Some sections have toll-free alternatives.