How long is the drive to Idaho Falls?

It takes about 3.5 hours of driving time.

Is it better to fly or drive?

Flying is much faster and avoids the long, tiring drive.

No, there are no tolls on the main route between Utah and Idaho Falls.

What is the best time to leave?

Leaving early in the morning is best to avoid traffic and heat.

Yes, it is a well-traveled and safe route.

South Jordan

Idaho Falls

Flight Driving

South Jordan to Idaho Falls

Updated: 29 May 2026

The journey from South Jordan to Idaho Falls covers approximately 350 kilometers along Interstate 15 North. This route takes you through the scenic landscapes of Northern Utah and Eastern Idaho. The drive typically takes 3 to 4 hours. You will pass through Ogden, Logan, and Pocatello. It is a straightforward drive that requires careful planning for traffic near Idaho Falls.

Total Distance: 350 km driving distance; 300 km straight-line air distance.

Fastest Way

Flying from SLC to IDA takes about 60 minutes in the air.

Cheapest Way

Driving is generally cheaper for groups, while flights are better for solo travelers.

Compare South Jordan to Idaho Falls Routes

	Flight Direct	Driving Direct
Duration	1 hour	3 hours 30 minutes
Avg Price	150-300 USD	40-60 USD in fuel
Operator	Delta Air Lines	Personal Vehicle
Route	SLC to IDA	I-15 North
Tip	Flights are very frequent and save significant time compared to driving.	The drive through the mountains can be beautiful; take your time.

Travel Tips

Traffic
Idaho Falls traffic can be heavy; plan your arrival to avoid peak hours.
Hydration
Drink plenty of water during the drive, especially in the desert sections.
Fuel
Gas prices are generally reasonable in Idaho; fill up as needed.
Parking
Parking in Idaho Falls can be expensive and difficult; look for hotels with parking included.
Navigation
Use a real-time traffic app to navigate the complex freeway system.

Safety Tips

Vehicle Check
Ensure your cooling system is in top shape before the long drive.
Fatigue
Take regular breaks to avoid driver fatigue on the long, straight stretches of highway.
Emergency Supplies
Carry extra water, snacks, and a phone charger in your vehicle.
Speeding
Idaho State Police is strict; stick to the posted speed limits.