Is there a direct flight?

Direct flights are rare; most involve a connection in Salt Lake City or Denver.

How long is the drive?

It is approximately 29 hours of driving time.

What is the best way to travel?

Flying is the most practical and efficient method.

There are few tolls on this route, mostly in the Texas/Oklahoma area.

Is the city walkable?

Yes, downtown Great Falls is very walkable.

Galveston

Great Falls

Flight Driving

Galveston to Great Falls

Updated: 30 May 2026

The distance from Galveston to Great Falls is approximately 3,100 kilometers. Flying from Houston IAH to Great Falls International Airport (GTF) is the most practical option. Driving takes about 29 hours and involves crossing the Great Plains and the Rockies. This route takes you from the Gulf Coast to the mountains of Montana.

Total Distance: 3,150 km driving distance; 2,700 km straight-line air distance.

Fastest Way

Flying from IAH is the fastest, taking 7 hours.

Cheapest Way

Flying is often cheaper than the cost of fuel and hotels for a 3-day drive.

Compare Galveston to Great Falls Routes

	Flight Connecting	Driving Direct
Duration	7 hours	29 hours
Avg Price	$400-$700	$500-$700 in fuel
Operator	Delta Air Lines	Personal Vehicle
Route	IAH to GTF.	I-45 N to I-35 N to I-90 W.
Tip	Connecting flights are common; check for the shortest layover.	This route involves significant elevation changes; check your brakes.

Travel Tips

Public Transit
Great Falls has a limited public transit system; a car is recommended.
Weather
Great Falls has four distinct seasons; be prepared for cold winters.
Dining
Explore the diverse food scene in the downtown area.
Airport Access
The airport is about 10 minutes from downtown by car.
Booking
Book your flight at least three weeks in advance for the best rates.

Safety Tips

Mountain Driving
Be prepared for steep grades and potential snow in high mountain passes.
Urban Safety
Stay aware of your surroundings in downtown areas, especially at night.
Emergency Kit
Keep a basic emergency kit in your car if you choose to drive.
Hydration
Stay hydrated, especially at high altitudes.