How long is the drive?

It takes approximately 13 hours of driving time.

Are there direct flights?

No, you will need to connect through a hub like Denver or Salt Lake City.

Boise is generally very affordable.

Do I need a car in Boise?

A car is highly recommended for exploring the surrounding areas.

Flagstaff

Boise

Flight Driving

Flagstaff to Boise

Updated: 28 May 2026

The journey from Flagstaff to Boise takes you through the beautiful landscapes of the American West. Driving is a popular and scenic option, taking you through Utah and into Idaho. Flying is also available, with connections through major hubs. Prepare for mountain driving and beautiful vistas.

Total Distance: 1,300 km driving distance; 1,100 km air distance.

Fastest Way

Flying is the fastest, taking about 5 hours with a connection.

Cheapest Way

Driving is the most budget-friendly option for this distance.

Compare Flagstaff to Boise Routes

	Flight Connecting	Driving Direct
Duration	5 hours	13 hours
Avg Price	$350 - $600	$200 - $300 in fuel
Operator	United Airlines	Personal Vehicle
Route	FLG to BOI via DEN or SLC hubs.	I-17 N to I-15 N to I-84 W.
Tip	United Airlines offers frequent connections through Denver or Salt Lake City.	The drive through the mountains is breathtaking.

Travel Tips

Mountain Driving
Be cautious on winding mountain roads, especially in winter.
Weather
Mountain weather can change quickly; pack layers.
Traffic
Traffic in Boise is generally manageable.
Parking
Parking in downtown Boise is readily available.
Booking
Book your flights and accommodation in advance for the best rates.

Safety Tips

Mountain Driving
Ensure your vehicle's brakes and tires are in good condition for mountain driving.
Emergency Supplies
Keep a roadside emergency kit in your car at all times.
Hydration
Stay hydrated to help your body adjust to the high altitude.
Weather Alerts
Monitor local weather reports for potential storms.