Is Idaho Falls worth visiting?

Yes, it is a gateway to Yellowstone and has a charming riverfront.

It is about 150 miles from Logan.

No, there is no direct bus service between these two cities.

The route is mostly flat once you exit the mountain passes.

What is the best time to drive?

Mid-day is best to avoid wildlife activity.

Logan

Idaho Falls

Driving

Logan to Idaho Falls

Updated: 28 May 2026

The drive from Logan to Idaho Falls covers approximately 150 miles and takes about 2.5 hours. You will head north through Cache Valley, crossing into Idaho via US-91 before merging onto I-15 North. The route passes through scenic agricultural landscapes and the Snake River Plain. It is a popular route for those traveling between Northern Utah and Eastern Idaho. Expect light traffic for the majority of the journey.

Total Distance: 240 km driving distance; 210 km straight-line air distance.

Fastest Way

Driving via US-91 and I-15 is the fastest option at 2.5 hours.

Cheapest Way

Driving your own vehicle is the most affordable way to travel.

Compare Logan to Idaho Falls Routes

Driving

Direct

Duration

2 hours 30 mins

Avg Price

$30-$45 in fuel

Operator

Personal Vehicle

Route

US-91 North to I-15 North.

Stop in Preston, Idaho, for a quick break.

Travel Tips

Border Crossing
Be aware of the state line transition between Utah and Idaho.
Speed Traps
Watch your speed in small towns along US-91.
Weather
Winters can be harsh; check road conditions before departing.
Dining
Idaho Falls has excellent potato-themed dining options.
Navigation
GPS is reliable throughout this entire route.

Safety Tips

Winter Driving
Carry chains or ensure your tires are rated for snow in winter.
Wildlife
Be alert for deer and elk near the highway at night.
Road Conditions
Check Idaho 511 for real-time traffic and weather alerts.
Vehicle Safety
Ensure your headlights are working for early morning or late evening travel.